Fits 2015-2017 Ford Mustang V6 models with the 3.7L engine.

The Roush Cold Air Kit for the 2015-2017 Mustang V6 is a performance-oriented induction system designed to replace the restrictive factory air filter assembly. This kit reduces intake restriction by 20% compared to the stock system, allowing the 3.7L engine to breathe more efficiently and potentially unlocking up to 10.5 horsepower and 9 lb-ft of torque. Unlike many aftermarket intakes, this system is engineered to work with the factory PCM calibration, meaning no custom tuning is required for operation.

The included high-flow dry filter is constructed with an inner and outer layer of wire mesh to ensure the filtration media maintains its shape even under high airflow conditions. Because it is a dry filter, maintenance is simplified: the filter is fully washable and does not require messy oils. The kit is designed for a precise fit, utilizing all factory emissions and vacuum lines as well as original mounting locations for a quick and secure installation.

• Reduces intake restriction by 20% over factory induction
• Washable dry filter media (no oil required) with wire mesh support
• Uses factory emissions, vacuum lines, and mounting hardware
• No custom PCM calibration or tuning required
• Durable construction with high-flow filtration media
• Manufacturer Part Number: 421828

Fits 2015-2017 Ford Mustang EcoBoost (2.3L).

The Roush Cold Air Intake (P/N 421827) is engineered to replace the restrictive factory air assembly, delivering a more efficient path for air to reach the turbocharger. Designed specifically for the 2.3L I4 EcoBoost engine, this system is 74% less restrictive than stock at peak horsepower, allowing for performance gains of up to 29 RWHP and 27 ft-lbs of torque without the need for an ECU recalibration or custom tune.

The kit features a high-flow, dry air filter that is washable and reusable, eliminating the need for oiling. To ensure a straightforward installation, the system utilizes factory mounting locations, hardware, and all OE emissions and vacuum lines, typically requiring less than one hour for a complete bolt-on setup.

• Increases potential output by up to 29 RWHP and 27 ft-lbs
• 74% less restrictive than the OEM intake system at peak HP
• Washable, reusable dry filter requires no oiling
• No ECU calibration or custom tuning required
• Compatible with factory emissions and vacuum lines
• Retains factory mounting points for easy installation
• Manufacturer Part Number: 421827

Fits 2015-2017 Ford Mustang EcoBoost, GT, Shelby GT350/R, and V6 (5.0L).

The Roush 2015-2017 Ford Mustang 5.0L Cold Air Intake Kit is a high-efficiency induction system designed to replace the restrictive factory air box. Engineered to reduce pressure drop and improve airflow, this system unlocks latent power and fuel efficiency. A custom tune is not required, as the kit is specifically calibrated to ensure MAF signal performance matches factory parameters, allowing for immediate gains of up to 10 hp and 8 lb-ft of torque on a stock calibration.

• Maintenance-Free Filtration: Includes a dry, synthetic air filter that is easily washable and requires no oiling.
• OEM-Quality Construction: Features an injection-molded lower air box/tray with a pre-installed EPDM foam hood seal to isolate the intake from engine bay heat.
• Precision Engineering: Utilizes blow-molded clean air tubes and maintains all factory emissions and vacuum lines.
• Easy Installation: Bolts directly into factory mounting locations using included hardware for a quick, straightforward upgrade.

Kit Includes: Air filter with clamp, injection-molded lower air box/tray, EPDM foam hood seal, blow-molded clean air tubes, and all required mounting hardware.

Manufacturer Part Number: 421826

Fits 2010-2014 Ford F-150 models including SVT Raptor (3.5L / 5.0L / 6.2L).

Improve your truck's exhaust flow and sound profile with the Roush Performance Side Exit Exhaust System. This kit replaces the factory exhaust with high-flow, 3-inch mandrel-bent tubing designed to minimize restriction and provide a signature Roush tone. The system is engineered for longevity using 409 stainless steel for the muffler, inlet, outlet, and y-pipes, ensuring high resistance to corrosion under harsh conditions.

The system concludes with dual side-exit tips crafted from high-polish 304 stainless steel. Each tip is embossed with the Roush logo for a distinct, finished look. This exhaust kit is designed for a versatile fit, accommodating all cab and bed configurations for the 2010-2014 F-150 range.

• System Material: 409 stainless steel muffler and piping
• Tip Material: 304 stainless steel with embossed Roush logo
• Piping Diameter: 3-inch mandrel-bent tubing
• Exit Location: Side of vehicle
• Manufacturer Part Number: 421711
• Installation: Works with all cab and bed configurations

Fits 2011-2013 Ford F-150 models (6.2L) equipped with a ROUSHcharged supercharger system.

This heavy-duty 6-rib serpentine belt is the direct replacement for the Front End Accessory Drive (FEAD) on supercharged 6.2L F-150 applications. Measuring exactly 3,200mm in length, this belt is engineered to maintain the precise tension and grip required to drive the supercharger and all engine accessories without slipping. It is a critical service item to ensure the reliability and boost consistency of your ROUSHcharged powertrain.

• Belt Profile: 6K (6-Rib)
• Length: 3,200mm
• Application: ROUSHcharged FEAD Systems
• Manufacturer Part Number: 421627

Fits 2011-2014 Ford F-150 and Mustang (5.0L).

This Roush 6-rib (6K) FEAD serpentine belt is engineered for performance Front End Accessory Drive systems. Measuring 2,085 millimeters in length, this belt provides the specific tension and durability required for high-output 5.0L applications, including Roush TVS P1, P2, and P3 supercharger configurations. It serves as a critical component for maintaining reliable accessory operation and power delivery in forced induction setups.

• Manufacturer Part Number: 421626
• Length: 2,085 mm
• Belt Profile: 6-Rib (6K)
• System Compatibility: Roush P1, P2, and P3 Supercharger FEAD

Fits 2011-2014 Ford F-150 models including SVT Raptor (3.5L / 5.0L / 6.2L).

Unleash the aggressive exhaust note your truck was engineered for with the Roush Cat-Back Exhaust Kit. This system is designed to improve exhaust flow and provide a deep, throaty sound profile without compromising durability. Engineered for a precise fit, this kit works with all cab and bed configurations within the 2011-2014 model years.

The system is constructed from high-quality 409 stainless steel throughout the muffler, inlet, outlet, and Y-pipes to resist corrosion in harsh environments. The 3-inch piping is entirely mandrel-bent to ensure consistent diameter through every curve, minimizing backpressure. The system is finished with dual 304 stainless steel tips that are chrome-flashed for superior shine and longevity, featuring the embossed ROUSH logo and a side-exit design.

• Manufacturer Part Number: 421248
• Material: 409 Stainless Steel piping and muffler
• Tip Material: 304 Stainless Steel (Chrome-Flashed)
• Tubing Diameter: 3-inch mandrel-bent piping
• Exit Style: Dual side-exit tips
• Compatibility: All 2011-2014 cab and bed configurations

Fits select 2011-2014 Ford F-150 models equipped with the 6.2L engine.

The Roush Cold Air Induction Kit replaces the restrictive factory air box and paper filter with an optimized system designed for maximum airflow efficiency. Constructed from injection-molded plastic, the clean air tube is engineered for superior structural stability and durability while maintaining consistent intake velocities. This kit includes a premium high-flow air filter that is both washable and reusable, providing long-term serviceability without the need for frequent replacements.

Installation is straightforward, typically requiring less than one hour with basic hand tools. The system is a direct bolt-on replacement that uses factory mounting points, requiring no drilling or cutting of your vehicle's components.

• Engineered Performance: Injection-molded plastic tube maximizes airflow and heat resistance.
• High-Flow Filter: Premium washable and reusable media.
• Simple Installation: Complete bolt-on kit installs in under 60 minutes.
• No Modifications: No drilling or cutting required for fitment.
• Manufacturer Part Number: 421239

Fitment Table:

Fits 2011-2014 Ford F-150 models equipped with the 5.0L V8 engine.

The Roush Performance Cold Air Intake Kit (MPN: 421238) replaces the restrictive factory airbox and paper filter to optimize airflow and engine efficiency. By increasing the volume of cool air delivered to the intake manifold, this kit improves throttle response and provides a more aggressive intake note under acceleration. This system is designed as a direct-fit solution that requires no PCM recalibration or aftermarket tuning, allowing for a straightforward installation that maintains factory drivability.

This kit features a high-flow, oiled synthetic air filter that is fully washable and reusable, paired with a custom-molded clean air tube and a dedicated airbox shroud. All components are engineered for durability and precise fitment using factory mounting points.

• Increases airflow and improves throttle response
• Washable and reusable oiled synthetic high-flow air filter
• Custom-molded clean air tube and airbox shroud included
• Direct-fit installation with no vehicle calibration required
• Complete kit includes all necessary hardware and instructions
• Manufacturer Part Number: 421238

Fits 2005-2014 Ford Mustang Base, GT, Boss 302, Bullitt, and Shelby GT/GT500 models.

The Roush Mustang Hood Strut Kit replaces the standard factory prop rod, providing a cleaner engine bay and improved access for maintenance or show display. These gas-charged struts are specifically engineered to support the weight of the factory hood, lifting it to a wider angle than the original equipment to allow more light into the compartment and offer an unobstructed view of the engine.

The kit features heavy-duty brackets constructed from black e-coated stainless steel for superior corrosion resistance and durability. Each bracket includes a precision laser-cut Roush logo for a custom appearance. Installation is straightforward, utilizing factory OEM attachment points with no drilling required.

• Replaces factory hood prop rod for a cleaner, unobstructed engine bay
• Gas-charged struts calibrated for factory hood weight and smooth operation
• Durable stainless steel brackets with protective black e-coat finish
• Precision laser-cut Roush branding on mounting brackets
• Easy bolt-on installation using existing OEM mounting points
• Manufacturer Part Number: 421236

Fits 2011-2014 Ford Mustang Base models (V6-3.7L).

The Roush Dual Axle-Back Exhaust system (MPN: 421145) is engineered to provide an aggressive sound profile for the V6 Mustang without the common cabin drone or "boom" associated with aftermarket systems at cruising speeds. Unlike traditional fiberglass-packed mufflers that degrade over time, this system utilizes a unique open-chambered design. This architecture increases airflow and provides a more consistent, uninhibited exhaust note throughout the life of the vehicle.

Constructed for durability and aesthetics, the mufflers and inlet pipes are fabricated from 409 stainless steel. The dual exhaust tips are made from high-grade 304 stainless steel and finished with a specialized chrome flashing process. This specific treatment is designed to resist the cracking and flaking often seen with standard chrome finishes, maintaining a mirror-like appearance under high heat cycles.

• Open-chambered muffler design for improved airflow and aggressive tone
• Eliminates in-cockpit exhaust drone at highway speeds
• 409 stainless steel mufflers and inlet piping for corrosion resistance
• 304 stainless steel round tips with chrome flash finish
• Direct bolt-on installation to factory mounting points
• Manufacturer Part Number: 421145

Fits 2011-2014 Ford Mustang GT and 2011-2012 Shelby GT500 models.

The ROUSH Axle-Back Exhaust Kit (MPN 421127) is engineered to provide an aggressive, signature V8 exhaust note while improving airflow over the stock system. This dual exhaust kit features an innovative open-chambered muffler design that provides a deep, performance-oriented sound profile without the intrusive in-cockpit drone or "boom" often associated with aftermarket exhausts at cruising speeds.

Constructed for durability, the mufflers and inlet pipes are manufactured from 409 stainless steel. The system is finished with dual 304 stainless steel round tips featuring a chrome flashing process for a brilliant mirror finish. Each tip is embossed with the ROUSH logo for an authentic aesthetic. This kit is a direct bolt-on upgrade that utilizes the vehicle's factory mounting points and includes all necessary hardware for a straightforward installation.

• Fits 2011-2014 Ford Mustang GT and 2011-2012 Shelby GT500
• Open-chambered muffler design for aggressive sound without drone
• 409 stainless steel muffler and inlet pipe construction
• 304 stainless steel round tips with chrome flashing
• Embossed ROUSH logo on tips
• Direct-fit installation using OEM mounting points
• Manufacturer Part Number: 421127

Fits 2010-2014 Ford Mustang Base, GT, Boss 302, and Shelby GT500 models (4.6L / 5.0L).

This ROUSH Cold Air Intake Kit is engineered to reduce pressure drop while increasing induction performance and efficiency. Both the airbox tray and MAF tube are manufactured from 30% glass-filled polypropylene using CNC-machined hardened steel plastic injection molds, ensuring OE-level dimensional stability and long-term durability under hood. This kit utilizes factory mounting locations and hardware for a straightforward installation that maintains critical OE clearances to nearby components.

• High-flow oiled air filter with premium mounting clamp
• Custom MAF tube designed for optimized airflow
• Airbox tray with pre-installed EPDM foam hood seal
• Specific heat extractor foam insert for 2013-2014 models
• Includes all necessary mounting hardware and detailed instructions
• Manufacturer Part Number: 420131
• ROUSH 90-Day Limited Parts Warranty

Fits select 2005-2010 Ford Mustang models including Base, Bullitt, GT, and Shelby GT500 variants (4.6L).

The Roush Heavy Duty Belt Tensioner is engineered to manage the increased rotational forces exerted on the Front End Accessory Drive (FEAD) in supercharged applications. Originally included as standard equipment in 2010 ROUSHcharger systems, this unit provides the necessary spring tension and structural rigidity to prevent belt slip and ensure consistent power delivery under high-load conditions.

This tensioner serves as a direct replacement for 2010 ROUSHcharger kits and is a recommended upgrade for all single-belt TVS R2300 ROUSH supercharger systems installed on 2005-2009 Mustang GT models. It is built to withstand the rigorous demands of high-performance driving while maintaining proper belt alignment.

• Manufacturer Part Number: 404225
• Designed for heavy-duty FEAD applications
• Compatible with Roushcharger kits: #420026, #420027, and #420024
• Engineered for 4.6L 3V and supercharged V8 configurations
• Optimized for single-belt TVS R2300 supercharger setups

Fits 2005-2009 Ford Mustang models including Base, Bullitt, GT, and Shelby variants (4.6L).

The Roush Performance Cold Air Intake Kit is engineered to improve the breathing efficiency of your 4.6L V8 Mustang. By replacing the restrictive factory air box with a high-flow induction system, this kit delivers cooler, denser air to the engine for more efficient combustion. The result is a noticeable improvement in throttle response and overall engine performance without sacrificing reliability.

Built for a perfect fit, every component in this kit was designed using original OEM CAD data to ensure a factory-quality finish. This is a true bolt-on performance upgrade that can be installed in under an hour using basic hand tools. Unlike many aftermarket intakes, this Roush kit is specifically designed to function with the factory engine management, requiring no PCM recalibration or custom tuning.

• Direct-fit cold air induction system for improved airflow
• Designed using OEM CAD data for superior fit and finish
• No PCM recalibration or aftermarket tuning required
• Quick bolt-on installation in under 60 minutes
• Manufacturer Part Number: 402099

Fits select 2005-2009 Ford Mustang models equipped with the 4.0L V6 engine.

Engineered to replace the restrictive factory air box, the Roush Cold Air Intake Kit improves airflow by up to 400 CFM. This system utilizes a Modular Intake Tube (MIT) manufactured from cross-linked, high-density polyethylene (HDPE). The smooth interior of the HDPE tube eliminates turbulence and provides an unrestricted path for incoming air, directly improving throttle response and engine efficiency.

At the heart of the system is the Roush synthetic nano-fiber air filter. Unlike traditional cotton-gauze filters, this media is designed to trap significantly smaller contaminants. Built to SAE standards, this filter captures nearly twice the percentage of 2-micron particulates and over six times the 0.5-micron particulates compared to leading competitors. The filter is 100% washable and reusable, designed for the lifetime of your vehicle.

• Increased Airflow: Modular Intake Tube provides up to 400 CFM more flow than stock components.
• Advanced Filtration: Synthetic nano-fiber media traps particles down to 0.5 microns.
• Durable Construction: Intake tube made from cross-linked, high-density polyethylene for heat resistance and durability.
• Maintenance: Fully washable and reusable air filter.
• Manufacturer Part Number: 402098

Includes: Roush air filter, air dam, Modular Intake Tube (MIT), and all necessary mounting hardware.

Fits 2005-2009 Ford Mustang (Base, GT, Bullitt, and Shelby GT/GT500/GT500KR).

Update your vehicle's profile with the Roush Performance Unpainted Front Fascia Kit. This race-inspired front-end conversion is engineered using original manufacturer CAD data to ensure a precise, OE-level fit that eliminates the need for the extensive sanding or trimming often required by aftermarket body components. The kit provides a more aggressive stance and is specifically designed to be used in conjunction with the Roush Front Chin Spoiler for a complete, cohesive look.

Installation is streamlined with the inclusion of plug-and-play electronics and detailed templates. While this kit includes new fog lamps, it is designed to reuse your factory Ford side-marker lights.

• CAD-designed for perfect fitment and gap tolerances
• Includes 2 plug-and-play fog lights with required wiring
• Complete with closeout panel, installation templates, and all necessary hardware
• Unpainted finish ready for prep and paint to match your vehicle
• Retains factory side-marker light locations
• Manufacturer Part Number: 401422

Fits 2005-2014 Ford Mustang models, including Base, GT, Boss 302, Bullitt, and Shelby GT500 (4.6L / 5.0L).

Upgrade your S197 Mustang's damping characteristics with the Roush Stage 2 Rear Shocks. Engineered as a cohesive component of the Roush suspension system, these shocks are designed to bridge the gap between daily street comfort and track-ready composure. Unlike generic dampers, these units underwent rigorous validation on slaloms, skid pads, and varied road surfaces to ensure a precise balance of compression and rebound specifically for the Mustang platform.

Roush performance engineers finely tune these Stage 2 shocks to help eliminate the wallow and wheel hop often found in factory setups, providing a more planted feel during aggressive cornering and high-speed maneuvers. This kit is sold as a pair and serves as a performance-oriented replacement for the original equipment rear shocks.

• Product Line: Roush Stage 2
• Part Type: Rear Shock Absorbers
• Quantity: Pair (Set of 2)
• Fitment: 2005-2014 Ford Mustang (All Models)
• Manufacturer Part Number: 401298

Fits 2005-2010 Ford Mustang Base, GT, Bullitt, and Shelby GT/GT500 (4.6L).

Upgrade your vehicle's handling and stability with Roush Stage 2 Front Struts. Specifically engineered to reduce body roll and improve cornering precision, these struts provide the increased stiffness required for performance driving. Rather than offering a generic fit, Roush valving is finely tuned for the S197 chassis to ensure these struts work seamlessly as a complete suspension system.

Every Roush suspension component undergoes rigorous real-world testing—including track sessions, slalom runs, and skid pad evaluations—to achieve the ideal balance between ride quality and aggressive handling. These struts replace your factory front dampers to provide a more planted feel during high-speed maneuvers and lane changes.

• Sold as a pair (includes two front struts)
• Stage 2 performance tuning for enhanced cornering and stability
• Extensively engineered and track-tested by Roush performance engineers
• Compatible with factory mounting points for a direct-replacement fit
• Manufacturer Part Number: 401297

Fits select 2005-2010 Ford Mustang models including Base, GT, Bullitt, and Shelby variants (4.6L).

The Roush Stage 2 Suspension Kit is a comprehensive handling upgrade designed as a fully integrated system for the 2005-2010 Mustang chassis. This package replaces factory equipment with performance-valved dampeners and specialized springs to lower the center of gravity and improve lateral stability. Roush engineers spent hundreds of hours tuning this system on the race track, slalom, and skid pad to deliver a configuration that provides aggressive handling without sacrificing ride quality.

• Complete kit includes performance-tuned springs, dampeners, jounce bumpers, and anti-roll bars
• Engineered as a holistic system to provide superior handling and balanced response
• Extensively track-tested on diverse road surfaces to ensure peak performance
• Designed to work together to eliminate body roll and improve cornering grip
• Manufacturer Part Number: 401296

Fits all 2005-2009 Ford Mustang models, including Base, GT, Bullitt, and Shelby variants (GT, GT500, and GT500KR).

Add an aggressive, race-inspired profile to your S197 with the Roush Unpainted Rear Spoiler Kit. Unlike generic aftermarket wings, this spoiler is engineered using original manufacturer CAD data to ensure a precise, OE-level fit. This direct-fit design eliminates the need for time-consuming trimming or sanding, streamlining the installation process. This kit is also featured as a primary component of the 2005-2009 Complete Roush Ford Mustang Body Kit (part #401421).

Manufactured in the USA at Roush's dedicated plastics facility, the spoiler is constructed from high-grade ABS (acrylonitrile butadiene styrene). This material is chosen for its exceptional rigidity, lightweight properties, and high resistance to heat and impact. The unpainted finish provides a clean surface ready for professional color-matching to your vehicle's factory paint.

• Precision-engineered from lightweight, rigid ABS plastic
• CAD-designed for perfect alignment with factory body lines
• Impact and heat resistant for long-term durability
• Includes all necessary templates and hardware for installation
• Manufactured in the USA
• Manufacturer Part Number: 401275

What's Included: One unpainted ABS rear spoiler, installation templates, mounting hardware, and high-quality adhesive tape.