The Airaid 700-470 Universal Premium Air Filter is a high-performance, clamp-on cone filter designed to maximize airflow while maintaining superior filtration standards. Engineered as a direct upgrade for custom intakes or as a replacement for restrictive factory elements, this filter helps improve engine horsepower and torque by reducing intake restriction.

Constructed with multiple layers of specialized filter media, the 700-470 captures finer particulates more efficiently than traditional cotton-gauze filters. This robust construction ensures long-term durability and consistent performance in demanding environments. Every Airaid Premium Filter is proudly designed and manufactured in the USA using high-grade materials to meet rigorous production standards.

• Part Number: 700-470
• Filter Style: Cone
• Flange Inside Diameter: 4 in (102 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 4-5/8 in (117 mm)
• Filter Height: 9 in (229 mm)
• Filter Material: Multi-layer performance media
• Manufacturing: Made in the USA

The Airaid 700-469 Universal Premium Air Filter is a high-flow filtration solution designed for custom intake applications and performance upgrades. Engineered to increase airflow while maintaining superior engine protection, this filter utilizes multiple layers of specialized media to capture fine dirt particles that standard cotton-gauze filters often miss. Its robust construction ensures long-term durability under the demanding conditions of high-performance engine bays.

Ideal for builders looking to optimize a custom induction setup or upgrade an existing aftermarket intake system, this universal cone filter provides a precise fit for 6-inch intake tubes. Every Airaid Premium Filter is manufactured using advanced production standards to ensure reliability and peak performance.

• Manufacturer Part Number: 700-469
• Base Inside Diameter: 6 in (152 mm)
• Base Outside Diameter: 7.25 in (184 mm)
• Top Outside Diameter: 5 in (127 mm)
• Filter Height: 9 in (229 mm)
• Filter Shape: Round Tapered (Cone)
• Media: Multi-layer filtration technology
• Origin: Designed and manufactured in the USA

The Airaid 700-466 Premium Universal Cone Air Filter is engineered for custom intake applications and performance upgrades where maximum airflow and superior filtration are required. Utilizing multi-layer filter media, this filter provides a high-efficiency barrier against dirt and contaminants that standard cotton-gauze filters may miss, helping to protect your engine while supporting increased horsepower and torque.

Constructed with premium materials in the USA, this universal cone filter is an ideal choice for fabricators building custom induction systems or enthusiasts looking to upgrade a restrictive filter on an existing aftermarket intake. Its durable construction ensures it maintains its shape and filtration integrity even under high-vacuum conditions.

• Part Number: 700-466
• Filter Style: Universal Cone
• Base Diameter: 6 in
• Height: 7 1/4 in
• Top Diameter: 4 3/4 in
• Flange Inside Diameter: 6 in
• Media Type: Multi-layer premium filtration technology
• Origin: Proudly designed and manufactured in the USA

The AIRAID Premium Filter is a high-performance universal air filter engineered to increase horsepower and torque by optimizing airflow without sacrificing engine protection. Designed for custom intake applications or as a technology upgrade for other induction systems, this tapered cone filter replaces restricted factory elements with a superior filtration solution.

Constructed with multiple layers of specialized filter media, this filter utilizes AIRAID’s unique filtration technology to trap fine dirt particles that standard cotton-gauze performance filters often miss. Every AIRAID Premium Filter is proudly designed and manufactured in the USA using high-quality materials to meet rigorous production standards.

• Flange Inside Diameter: 6 in
• Base Diameter: 7.25 in
• Top Diameter: 5 in
• Filter Height: 7 in
• Filter Type: Tapered Cone
• Filter Media: Multiple layers of advanced filtration media
• Manufacturer Part Number: 700-462

The AIRAID Premium Filter (MPN 700-461) is a high-flow replacement air filter engineered to increase airflow while providing superior engine protection. Constructed with multiple layers of specialized filter media, this filter utilizes unique filtration technology to trap finer dirt particles that conventional performance filters may overlook.

Whether you are outfitting a custom engine application or upgrading an existing intake system, this universal AIRAID Premium Filter delivers professional-grade performance and durability. Designed and manufactured in the USA, it serves as a high-efficiency solution for maintaining engine health and optimizing intake velocity.

• Manufacturer Part Number: 700-461
• Filter Media: Multi-layer performance filtration technology
• Design: Universal high-flow application for custom and performance intake systems
• Manufacturing: Proudly designed and manufactured in the USA
• Installation: Direct fitment for compatible intake assemblies; installs in minutes

The Airaid Premium Universal Air Filter (MPN 700-458) is a high-flow induction component engineered for custom intake applications and system upgrades. Utilizing multiple layers of advanced filter media, this cone-shaped filter provides enhanced dirt retention and superior filtration efficiency compared to standard cotton-gauze designs. Its universal configuration makes it a versatile solution for fabricators and enthusiasts building custom induction paths or replacing restrictive elements in existing aftermarket systems.

Proudly designed and manufactured in the USA, this filter is built to sustain performance in demanding engine bay environments while maintaining high air flow for improved horsepower and torque potential.

• Manufacturer Part Number: 700-458
• Filter Shape: Round Tapered (Cone)
• Flange Inner Diameter: 4.0 in (102 mm)
• Base Outside Diameter: 7.0 in (178 mm)
• Top Outside Diameter: 4.625 in (117 mm)
• Filter Height: 7.0 in (178 mm)
• Flange Type: Short
• Media Type: Multi-layer Premium Filtration Technology

The Airaid 700-445 Universal Premium Filter is engineered for custom intake applications and performance upgrades. Utilizing multi-layer filter media technology, this high-flow cone filter is designed to increase horsepower and torque by reducing airflow restriction without compromising engine protection.

Built to outperform standard cotton-gauze filters, the 700-445 effectively traps dirt particles while maintaining high CFM ratings. This universal component is an ideal solution for fabricators building custom induction systems or enthusiasts looking to upgrade an existing intake with Airaid's advanced filtration media. Each filter is proudly designed and manufactured in the USA using premium materials.

• Manufacturer Part Number: 700-445
• Filter Style: Cone
• Flange Inner Diameter: 4.5 in
• Base Outside Diameter: 8 in
• Top Outside Diameter: 5 in
• Filter Height: 7.5 in
• Construction: Multi-layer performance filtration media
• Manufacturing: Made in the USA

The AIRAID 700-420 Premium Filter is a high-flow universal air filter engineered to improve engine airflow and filtration efficiency. Built with multiple layers of specialized filter media, this cone-style filter provides superior protection against dirt and contaminants compared to standard cotton-gauze filters. Whether you are building a custom intake application or upgrading an existing system, this universal filter delivers high-performance filtration and durability.

• Precision Dimensions: Features a 3.5-inch (89mm) flange ID, 6-inch (152mm) base diameter, 4.625-inch (117mm) top diameter, and 9-inch (229mm) height.
• Advanced Media: Multi-layer filtration technology captures fine particles while maintaining high air velocity.
• Construction: Manufactured in the USA using premium materials for long-lasting performance in demanding engine bays.
• Universal Application: Designed to fit various custom intake setups or as a direct upgrade for other aftermarket intake brands.
• Part Number: 700-420

The aFe POWER MagnumFLOW Pro 5R air filter (MPN: 20-91206R) is engineered for maximum performance, utilizing five layers of pre-oiled, progressive cotton gauze media. Designed specifically for Momentum series intake housings, this filter features a patent-pending interface with external locking tabs for a secure, tool-free installation into the housing.

Built for longevity, the filter is constructed with a 100% polyurethane base and top. Unlike traditional materials that can degrade or warp over time, this polyurethane maintains its molded shape even after repeated heat cycles in demanding engine bays. The rounded, evenly spaced pleat design maximizes surface area, while the inverted top adds additional filtration media for increased dust-holding capacity and longer service intervals.

• Part Number: 20-91206R
• Media: Pro 5R (5-layer progressive oiled cotton gauze)
• Flange Dimensions: 6-3/4 x 4-3/4 in
• Base Dimensions: 8-1/2 x 6-1/2 in
• Top Dimensions: 7-1/4 x 5 in
• Construction: Durable 100% polyurethane base and top
• Fitment: Snaps into most aFe Momentum series housings using external locking tabs
• Includes: Stainless steel clamp
• Maintenance: Fully washable and reusable for multiple cleaning cycles

The aFe MagnumFLOW Pro 5R OE Replacement Air Filter is engineered to provide maximum airflow and filtration for improved engine performance. This high-flow, oiled filter utilizes aFe's highest-flowing media, designed to enhance horsepower and torque by reducing intake restriction.

Constructed with 100-percent polyurethane on both the top and base, this filter features a durable, pliable frame that maintains its shape. Five layers of progressively finer mesh cotton gauze media provide superior dust-holding capacity while ensuring maximum airflow. The integrated urethane bump seal creates a tight, leak-free seal over the entire service life of the filter.

• Pro 5R Media: 5-layer oiled cotton gauze for maximum airflow and performance.
• Precision Construction: 100% polyurethane top and base with integrated bump seal.
• Durability: Tall, evenly spaced pleats provide excellent dust-holding capacity and longer service intervals.
• Reusable Design: Fully washable and reusable for multiple cleaning cycles.
• Specifications: 3F (Dual) x (8.25x6.25)B(mt2) x (7.25x5)T x 9H.
• MPN: 24-91115

The aFe Magnum FLOW Pro 5R Replacement Air Filter (MPN 24-91126) is engineered to deliver maximum airflow and filtration for performance-driven applications. Using a 5-layer progressively finer mesh cotton gauze media, this oiled filter provides the highest flow rates in the aFe lineup to improve horsepower and torque. The inverted top design increases surface area for better intake efficiency.

Built with 100% polyurethane on the top, bottom, and frame, this filter is designed to resist heat and chemicals while maintaining its structural integrity. Tall, evenly spaced pleats provide superior dust-holding capacity, allowing for longer service intervals. The integrated urethane bump seal ensures a precise, leak-free fit within the airbox for the life of the filter.

• Filter Media: Pro 5R 5-layer oiled cotton gauze for maximum performance
• Frame Material: Durable 100% polyurethane construction
• Dimensions: 5in Flange x (9in x 7in) Base x (7.25in x 5in) Top (Inverted) x 8in Height
• Installation: Direct replacement for compatible intake systems
• Maintenance: Fully washable and reusable for multiple cleaning cycles
• Manufacturer Part Number: 24-91126
• Warranty: 2-Year Limited Warranty

Fits 2005-2007 Chevrolet Corvette (Base).

The K&N RP-5135 Universal Air Filter is engineered for enthusiasts seeking a high-performance, lightweight filtration solution. This clamp-on filter features a premium oiled cotton filter media, reinforced by a genuine carbon fiber top and base. The carbon fiber construction not only provides exceptional strength and a high-gloss, glass-like finish but also contributes to a lightweight design suitable for demanding engine bays.

Designed for secure installation, the RP-5135 includes a pliable flange that absorbs vibration and can stretch up to 1/16-inch to accommodate varied intake sizes. The filter top is equipped with a 6mm threaded hole to simplify mounting with a standard bolt, ensuring the assembly remains stable under load.

• Manufacturer Part Number: RP-5135
• Filter Material: Oiled Cotton Media
• Top/Base Material: Carbon Fiber with embossed K&N logo
• Flange Inside Diameter: 3-5/16 in (84 mm)
• Flange Length: 2 in (51 mm)
• Filter Height: 4-13/16 in (122 mm)
• Base Dimensions: 18-3/4 in x 5 in (476 mm x 127 mm)
• Mounting: Threaded hole for 6mm bolt
• Warranty: One Year Limited Warranty

The K&N RU-1048XD Universal Clamp-On Air Filter is engineered for versatility across high-performance applications, including racing vehicles, custom air intakes, and industrial equipment. This round tapered filter features K&N’s signature washable and reusable media, designed to provide high airflow while maintaining critical filtration standards.

Constructed with an ultra-strong, molded pliable rubber flange, this filter is built to absorb engine vibrations for a secure, long-lasting attachment. The flange material is flexible enough to be stretched up to 1/16 of an inch (1.5mm), allowing it to fit between standard sizes for a precise seal on your intake or velocity stack.

• Manufacturer Part Number: RU-1048XD
• Flange Inside Diameter: 6 in (152 mm)
• Base Outside Diameter: 7.5 in (191 mm)
• Top Outside Diameter: 4.5 in (114 mm)
• Filter Height: 6 in (152 mm)
• Material: Washable cotton gauze with pliable rubber flange
• Features: Vibration-absorbing, clamp-on design, reusable
• Warranty: 1-Year Limited Warranty

Fits 2008-2013 Chevrolet Corvette Base and Grand Sport models.

The K&N RP-5161 Universal Air Filter is a high-performance clamp-on filter engineered for strength, durability, and weight reduction. It features a genuine carbon fiber top and base, providing a lightweight structural design with a smooth, glass-like aesthetic. The filtration is handled by K&N’s signature oiled cotton media, designed to increase airflow while maintaining high filtration efficiency. To ensure a secure, vibration-resistant seal, the pliable rubber flanges can be stretched up to 1/16-inch to accommodate intermediate intake tube sizes.

• Manufacturer Part Number: RP-5161
• Filter Material: Oiled Cotton Gauze
• Top/Base Material: Carbon Fiber
• Shape: Oval
• Flange Inside Diameter: 3.25 in (83 mm)
• Flange Length: 2 in (51 mm)
• Filter Height: 4.625 in (117 mm)
• Base Dimensions: 8.75 in x 5 in
• Included Hardware: Stainless Steel Hose Clamp
• Warranty: One-Year Limited Warranty

This K&N Universal Chrome Air Filter (RC-1200) is engineered for versatile performance across a wide range of applications, including racing vehicles, power equipment, snowmobiles, and custom engine builds. Designed to provide high-flow filtration, it features a chrome-plated top for a finished look and a durable, pliable rubber flange that absorbs engine vibration for a secure, leak-free connection.

The molded rubber flange can be stretched up to 1/16-inch (1.5mm) to fit intermediate intake sizes, ensuring a tight seal on the mounting point. As a washable and reusable filter, the RC-1200 provides a sustainable alternative to disposable paper elements while maintaining the superior airflow characteristics K&N is known for.

• Flange Inside Diameter: 2.063 in (52 mm)
• Base Outside Diameter: 3.5 in (89 mm)
• Top Outside Diameter: 2 in (51 mm)
• Filter Height: 4 in (102 mm)
• Material: Chrome top with molded rubber flange
• Maintenance: Washable and reusable
• Manufacturer Part Number: RC-1200
• Warranty: 1-Year Limited Warranty

The aFe Power Magnum FLOW Pro 5R universal air filter (MPN 24-91053) is engineered for maximum airflow and high-performance filtration. Using five layers of progressively finer mesh cotton gauze media, this oiled filter offers the highest flow rates in the aFe Power lineup, making it an ideal choice for high-horsepower applications requiring maximum intake velocity.

Built for durability and a leak-free seal, this filter features 100-percent polyurethane top and bottom frames that resist heat and chemicals. The pliable polyurethane flange includes an integrated bump seal to ensure a secure, airtight fit against the intake housing over the life of the filter. Tall, evenly spaced pleats provide an expanded surface area for superior dust-holding capacity, significantly extending service intervals between cleanings.

• Media Type: Pro 5R (5-Layer Oiled Cotton Gauze)
• Flange: 6-inch (152mm) Center Flange
• Base: 7.5-inch Diameter
• Top: 6.75-inch x 5.5-inch Inverted Top
• Height: 8-inch Total Filter Height
• Construction: 100% Polyurethane frame and integrated bump seal
• Manufacturer Part Number: 24-91053
• Warranty: 2-Year Limited Warranty

This high-flow performance filter is fully washable and reusable, designed to be serviced multiple times for a lifetime of performance use.

The aFe MagnumFLOW Dry S performance air filter (MPN: 21-91130) provides high-flow air delivery with the convenience of an oil-free design. This conical filter features three layers of progressively finer synthetic mesh media, achieving a 99.2% filtration efficiency. Built with 100% polyurethane on the top and base, it is designed to withstand high engine bay temperatures and chemical exposure while maintaining its structural integrity.

• Oil-Free Dry S Media: Three layers of synthetic media provide maximum convenience, requiring no oils to trap particles and allowing for easy cleaning with soap and water.
• High Dust Capacity: Deep, evenly spaced pleats increase the surface area, extending the service interval between cleanings without sacrificing airflow.
• Leak-Free Seal: The pliable polyurethane flange includes integrated bumps to ensure a tight, secure seal against the intake housing over the life of the filter.
• Inverted Top: The 4-1/2 inch inverted top design increases filter surface area for improved intake volume.

• Manufacturer Part Number: 21-91130
• Filter Style: Conical (Inverted Top)
• Flange Diameter: 5 in
• Base Diameter: 5-3/4 in
• Top Diameter: 4-1/2 in
• Filter Height: 3-1/2 in
• Media Type: Dry S (Oil-Free)
• Efficiency Rating: 99.2%

The aFe Power MagnumFLOW Pro DRY S performance air filter (MPN 21-50505) is a high-flow, oil-free conical filter engineered for maximum airflow and maintenance convenience. It utilizes three layers of progressively finer mesh synthetic media to provide 99.2% filtration efficiency without the need for filter oil. The media is housed between a 100% polyurethane top and base, providing superior structural integrity compared to traditional paper filters.

Designed for durability, this filter features a pliable polyurethane flange with integrated bumps to ensure a tight, leak-proof seal against the intake housing. The tall, evenly spaced pleats provide a high surface area for excellent dust-holding capacity, extending the service cycle. When dirty, the synthetic media can be easily washed with simple soap and water for repeated use.

• Series: MagnumFLOW Pro DRY S
• Filter Style: Conical, Oil-Free
• Filtration Efficiency: 99.2%
• Flange Diameter: 5 in
• Base Diameter: 6.5 in
• Top Diameter: 4.75 in
• Filter Height: 5 in
• Media Material: 3-Layer Synthetic
• Construction: 100% Polyurethane frame and base
• Part Number: 21-50505

Fits select 2016-2026 BMW 5 Series, 6 Series, 7 Series, 8 Series, X3, X4, X5, X6, and X7 models (L6-3.0L).

The aFe POWER Magnum FLOW Pro DRY S performance air filter provides a high-flow alternative to restrictive factory paper filters without the need for oiling. Designed for the street, this filter features three layers of progressive synthetic media that maximize dust-holding capacity while maintaining airflow. Its rounded, evenly spaced pleats increase the usable surface area, ensuring consistent performance between cleaning intervals.

Built for durability, the filter is constructed with a 360-degree polyurethane frame that resists degradation from engine bay heat cycles. A pliable, progressive bump seal ensures a leak-free fit within the factory airbox, eliminating the need for separate gaskets or sealants. Maintenance is straightforward: the media is washable and can be recharged using aFe's POWER CLEANER.

• Manufacturer Part Number: 31-10328
• Filter Media: Three-layer oil-free synthetic Pro DRY S
• Frame Material: High-temp 360-degree polyurethane
• Maintenance: Fully washable and reusable
• Seal Design: Integrated progressive bump seal for OE-style fitment
• Efficiency: Deep, open pleats for increased dust capacity and flow

Ensure your KraftWerks supercharger system maintains peak efficiency with this genuine KraftWerks 3-inch round replacement air filter. Engineered specifically for high-performance forced induction applications, this filter provides the high-flow filtration required to protect the high-speed internal components of Rotrex traction-drive superchargers from airborne debris without restricting intake volume.

• Product Type: Replacement Air Filter
• Shape: Round
• Inlet Size: 3 in.
• Part Number: 943-99-3000
• Compatibility: Designed for KraftWerks supercharger systems (Reference: krt150-05-2002)

Regularly replacing your air filter is essential for preserving the transient response and superior efficiency of your forced induction system, whether on the street or the track.

The aFe Magnum FLOW Pro GUARD7 performance air filter (MPN 72-35508) provides next-generation filtration for drivers operating in the most extreme conditions. This universal cone filter is engineered with a pliable urethane frame and a technical bump seal to ensure a leak-free fit. The core of this filter is its patented 7-layer media, which utilizes five layers of progressive cotton gauze and two layers of synthetic media to achieve maximum dust-holding capacity and engine protection.

• Advanced Pro GUARD7 Media: Patented 7-layer media (US PAT 6,811,588) uses 5 layers of oiled cotton gauze and 2 layers of synthetic media for heavy-duty filtration.
• Precision Dimensions: Features a 3-1/2" Flange (ID), 5" Base, 3-1/2" Top, and 8" Height.
• Polyurethane Construction: 100% polyurethane frame offers superior durability and heat resistance over traditional rubber.
• Washable & Reusable: Designed for an extra-long service life; requires an aFe Restore Kit for cleaning and re-oiling.
• Performance Optimized: Delivers high airflow while maintaining the filtration efficiency required for off-road or dusty environments.

The aFe POWER MagnumFLOW Pro DRY S (21-91151) is a high-performance replacement air filter designed specifically for aFe POWER Momentum series intake systems. This filter utilizes three layers of oil-free synthetic media, providing maximum convenience by eliminating the need for oiling during maintenance cycles. The progressive layering ensures high filtration efficiency and dust-holding capacity, making it an ideal choice for street and light off-road environments.

Engineering for maximum airflow, this filter features an inverted top design and deep, rounded pleats that significantly increase usable surface area. This design not only improves flow but also extends service intervals. The filter is built with a 100% polyurethane base and top, a material selected for its ability to maintain its molded shape even after repeated heat cycles in the engine bay. An innovative locking tab interface allows the filter to snap securely into Momentum series housings without the need for additional hardware.

• Manufacturer Part Number: 21-91151
• Filter Media: Pro DRY S (3-Layer Oil-Free Synthetic)
• Dimensions: 2.5" Flange x 4.5" Base x 4.5" Top (Inverted) x 7" Height
• Construction: 100% Polyurethane base and top for durability
• Impact Protection: Molded-in expanded metal reinforcement
• Maintenance: Washable and reusable; compatible with aFe POWER CLEANER
• Included Hardware: Stainless steel clamp

Engineered for maximum convenience and consistent performance, the aFe Power Momentum Pro DRY S replacement air filter (MPN: 21-91147) provides high-flow filtration without the need for filter oil. This conical performance filter features an inverted top design to increase surface area and maximize airflow while maintaining a compact footprint within your intake housing.

The Pro DRY S media utilizes three layers of progressively finer synthetic mesh to achieve a 99.2% filtration efficiency rating. Its oil-free design simplifies maintenance, allowing you to wash the filter with soap and water and reinstall it without waiting for oil to tack up. Built for durability, the 100% polyurethane base and top frame are designed to withstand high engine bay temperatures, while the pliable flange with integrated bumps ensures a secure, leak-free seal over the life of the component.

• Part Number: 21-91147
• Media Type: Pro DRY S (3-Layer Oil-Free Synthetic)
• Efficiency: 99.2%
• Flange (F): 5-1/2 inch
• Base (B): 8 inch
• Top (T): 8 inch (Inverted)
• Height (H): 9 inch
• Construction: 100% Polyurethane frame and flange

Maintain peak performance in your intake system with the aFe Magnum FLOW Pro DRY S Replacement Air Filter (MPN 21-90113). This high-flow, oil-free filter is designed for maximum convenience and airflow, serving as a direct replacement for select aFe Magnum FORCE intake kits. It features the Pro DRY S 3-layer synthetic media, which provides excellent filtration efficiency for street and light off-road use while allowing for a quick "wash-and-go" maintenance cycle without the need for re-oiling.

Built to last, this filter utilizes a 100% polyurethane frame and top to ensure a leak-free seal and resistance against heat and chemicals. The progressive layers of synthetic media are pleated to increase surface area, improving both dust-holding capacity and flow characteristics over standard paper filters.

• Manufacturer Part Number: 21-90113
• Media Type: Pro DRY S (3-Layer Oil-Free Synthetic)
• Flange Inside Diameter: 4 in
• Base Dimensions: 7-3/4 in x 6-1/2 in
• Top Dimensions: 5-3/4 in x 4-3/4 in
• Filter Height: 7 in
• Frame Material: 100% Polyurethane

The aFe MagnumFLOW Pro DRY S universal conical air filter (MPN 21-50506) is engineered for drivers seeking high-flow performance with the convenience of oil-free maintenance. This filter features three layers of progressively finer synthetic mesh media, providing an impressive 99.2% filtration efficiency while maintaining superior airflow compared to restrictive factory paper elements.

Built for durability and a precise fit, the filter utilizes a 100% polyurethane top and base. The pliable polyurethane flange is designed with integrated bumps to create a tight, leak-free seal over the life of the component. Its tall, evenly spaced pleats maximize surface area, resulting in high dust-holding capacity and longer service intervals. When it is time for maintenance, the Pro DRY S media can be easily cleaned with simple soap and water.

• Filter Media: Pro DRY S (3-layer oil-free synthetic)
• Efficiency Rating: 99.2%
• Dimensions: 5" Flange x 6.5" Base x 4.75" Top x 6" Height
• Construction: Heat-resistant 100% polyurethane frame and flange
• Design: Conical with integrated sealing bumps
• Maintenance: Fully washable and reusable; no oiling required
• Manufacturer Part Number: 21-50506

The aFe MagnumFLOW Pro DRY S performance air filter (MPN 21-91053) is engineered for maximum convenience and high-flow performance without the need for filter oil. This conical filter features three layers of progressively finer mesh synthetic media to provide 99.2% filtration efficiency while maintaining excellent airflow. The 100% polyurethane top and base provide a durable, heat-resistant frame that ensures a long service life.

Designed for easy maintenance, the Pro DRY S media can be cleaned with simple soap and water. The filter construction includes tall, evenly spaced pleats for high dust-holding capacity and a pliable polyurethane flange with integrated bumps to ensure a secure, leak-proof seal over the life of the component.

• Manufacturer Part Number: 21-91053
• Filter Media: Pro DRY S (3-layer oil-free synthetic)
• Efficiency Rating: 99.2%
• Dimensions: 6" Flange x 7.5" Base x (6.75" x 5.5") Inverted Top x 8" Height
• Construction: 100% Polyurethane frame and flange
• Maintenance: Washable and reusable; no oiling required

The K&N X-Stream Air Filter Top (66-1401) replaces the traditional solid lid of your 14-inch round air cleaner to significantly increase total filter surface area. By integrating a pleated filter element into the top assembly, it allows for a direct air path into the carburetor or throttle body, reducing restriction and improving engine breathing efficiency.

Constructed with the same high-flow oiled cotton media as standard K&N filters, this XStream top is designed to be fully washable and reusable, providing long-term service life and durability. It features a black epoxy-coated wire mesh for structural integrity and a professional under-hood appearance.

• Product Type: Air Filter Top
• Outside Diameter: 14 inches
• Finish: Black Epoxy-Coated Wire Mesh
• Filter Material: Oiled Cotton Gauze
• Maintenance: Washable and reusable
• MPN: 66-1401
• Warranty: One Year Limited Warranty

Fits 2013-2016 Ford Fusion SE and Titanium models.

The K&N RU-1637 Universal Clamp-On Air Filter is engineered for versatility and high-flow performance. Constructed with ultra-strong, pliable molded rubber flanges, this filter absorbs engine vibration and ensures a secure, leak-free attachment. The specialized flange material is designed to stretch up to 1/16-inch (1.5mm) to accommodate slight variations in intake tube diameters, making it an ideal choice for custom and performance applications.

As part of the K&N heritage, this filter features a washable and reusable oiled cotton media. This provides an environmentally friendly alternative to disposable paper filters while maintaining excellent filtration efficiency and airflow capacity.

• Manufacturer Part Number: RU-1637
• Flange Inside Diameter: 3.25 in (83 mm)
• Base Outside Diameter: 5.75 in (146 mm)
• Top Outside Diameter: 3.5 in (89 mm)
• Filter Height: 5.438 in (138 mm)
• Flange Type: Centered
• Construction: Washable, reusable oiled cotton media
• Warranty: 1-Year Limited Warranty

The aFe Power MagnumFLOW Pro DRY S performance air filter (MPN 21-28001) is a high-flow, oil-free conical filter engineered for maximum maintenance convenience and filtration reliability. It features three layers of progressively finer synthetic mesh media, achieving a 99.2% filtration efficiency rating while maintaining high airflow rates. Because this media requires no oil, it can be easily cleaned with soap and water.

Construction includes a 100% polyurethane top and base that provides a rigid frame for the tall, evenly spaced pleats, maximizing dust-holding capacity for longer service cycles. The pliable polyurethane flange is designed with integrated bumps to create a tight, leak-proof seal against the intake housing or tube.

• Filter Series: MagnumFLOW Pro DRY S
• Media Type: Oil-free 3-layer synthetic mesh
• Filtration Efficiency: 99.2%
• Dimensions: 2.75 in. Flange x 6 in. Base x 4.75 in. Top x 5 in. Height
• Construction: 100% polyurethane frame and pliable sealing flange
• Maintenance: Washable and reusable for multiple cleaning cycles
• Manufacturer Part Number: 21-28001

Maintain peak airflow and filtration for your induction system with the KraftWerks Universal Replacement Air Filter (MPN 943-99-2750). This high-performance filter is designed to support the demanding intake requirements of forced induction systems, including those utilizing Rotrex superchargers, while providing a secure fit for custom intake piping.

Featuring an oval geometry, this filter maximizes filtration surface area in compact engine bays where space is at a premium. The 2.75-inch inner diameter (ID) ensures a precise fit over standard intake flanges, providing a reliable seal to protect your engine and supercharger internals from airborne contaminants. Built for durability and consistent flow, it is a direct replacement for worn filters in KraftWerks kits or a versatile component for universal performance applications.

• Manufacturer Part Number: 943-99-2750
• Filter Shape: Oval
• Inlet Diameter: 2.75 in. (ID)
• Fitment: Universal application for intake and supercharger systems
• Engineered for high-RPM induction efficiency and reliable debris protection