Fits 2011-2013 Infiniti G25 Sedan RWD models.

This Revel exhaust Y-pipe is engineered to replace the restrictive factory unit, optimizing exhaust gas scavenging and reducing backpressure. By streamlining the transition where the exhaust pulses merge from the headers into the mid-pipe, it allows for more efficient airflow and improved engine response. Designed as a direct-fit upgrade for Rear-Wheel Drive G25 models, it utilizes factory-style flanges to ensure a secure, leak-free connection to your existing exhaust system.

• Precision-engineered for the 2011-2013 Infiniti G25 Sedan (RWD)
• Improves exhaust flow by replacing restrictive OEM Y-pipe sections
• Designed for a direct bolt-on installation using factory mounting points
• Optimized merge collector for balanced exhaust scavenging

The QTP 10300 QTEC 3-inch Weld-On Exhaust Cutout Y-Pipe provides a professional-grade foundation for a custom exhaust bypass system. Designed to be welded directly into your existing exhaust piping, this Y-pipe allows for the installation of a QTEC electronic cutout valve to switch between quiet street operation and an unrestricted, high-flow exhaust note.

• Pipe Diameter: 3.00 inches
• Installation Style: Weld-on for a secure, permanent, and leak-free seal
• Configuration: Y-Pipe bypass design
• Series: QTEC
• Manufacturer Part Number: 10300

Built to withstand the rigors of high-temperature exhaust gases and under-vehicle vibrations, this component is essential for any custom cutout setup. Professional welding is required to integrate this pipe into your exhaust system. Note: This listing is for the Y-pipe only; the QTEC electronic valve and controller are sold separately.

The QTP 2.5in Weld-On QTEC Exhaust Cutout Y-Pipe (MPN: 10250) is a precision-fabricated component designed for enthusiasts integrating an electric cutout into a custom exhaust setup. This Y-pipe provides a dedicated mounting point for a QTEC valve, allowing for a direct exhaust bypass before the muffler to maximize flow and sound profile on demand.

• Manufacturer Part Number: 10250
• Tubing Diameter: 2.5 inches (63.5mm)
• Installation Style: Weld-on for a permanent, leak-free exhaust seal
• Compatibility: Specifically designed to mate with QTP QTEC electric valves (sold separately)
• Application: Ideal for custom exhaust fabrication where a bypass port is required

Constructed for durability and optimal flow transition, this Y-pipe replaces a section of your existing exhaust tubing to house the cutout valve. It is a must-have for builders who want the versatility of a quiet street exhaust and an open, high-performance exhaust path at the flip of a switch. Professional welding is recommended for proper installation.

Fits 2015-2023 Ford Mustang EcoBoost and EcoBoost Premium models (2.3L / 3.7L).

Replace the restrictive factory resonator on your S550 Mustang with the Roush Performance Resonator Delete Y-Pipe. This kit is designed to eliminate the factory resonator to produce a deeper, more aggressive exhaust note while improving overall exhaust flow. By reducing back pressure, this Y-pipe helps optimize horsepower and torque output for the 2.3L EcoBoost and 3.7L V6 powerplants.

Constructed from high-grade 304 stainless steel, the 2.5-inch assembly features mandrel-bent tubing to maintain a consistent diameter through every bend, ensuring maximum flow and long-term corrosion resistance. This system is engineered using OEM vehicle CAD data for precise fitment and bolts directly into the factory exhaust location. Pair this with a Roush axle-back kit for a complete exhaust solution.

• Material: High-grade 304 stainless steel
• Tubing Diameter: 2.5 inches
• Construction: Mandrel-bent for maximum flow
• Engineering: Designed using OEM CAD data
• Inlet/Outlet: Replaces factory resonator
• Manufacturer Part Number: 422091

The QTP 10500 is a 5-inch weld-on Y-pipe engineered specifically for integration with QTEC electric exhaust cutout valves. This component allows you to modify your existing exhaust system to switch between a muffled street sound and an open-pipe roar at the touch of a button. By welding this Y-pipe into the exhaust stream before the muffler, you create a bypass port for high-flow performance and aggressive acoustics.

• Specifically sized for 5-inch diameter exhaust tubing
• Designed for permanent, professional weld-on installation
• Mandrel-bent style path for efficient exhaust flow when open
• Directly compatible with QTP QTEC electric valves
• Heavy-duty construction to withstand high exhaust temperatures
• Manufacturer Part Number: 10500

Ideal for custom high-performance builds or diesel applications with 5-inch piping, this Y-pipe provides the structural foundation for a reliable cutout system. It allows for a clean installation that maintains exhaust integrity while providing the flexibility of a dual-mode system.

The QTP 3.5-inch Weld-On QTEC Exhaust Cutout Y-Pipe (Part #10350) provides the essential foundation for integrating a QTEC electric cutout into your vehicle's exhaust system. This Y-pipe allows for a seamless transition between a restricted factory exhaust path and an unrestricted open-pipe configuration, giving you control over both sound and backpressure.

• Engineered specifically for compatibility with QTP QTEC electric cutout valves
• 3.5-inch diameter accommodates high-flow exhaust systems and forced induction applications
• Weld-on design provides a permanent, leak-free seal within the exhaust stream
• Built to withstand high-heat environments for long-term durability
• Ideal for custom exhaust fabrication where space and flow are priorities
• Manufacturer Part Number: 10350

The QTP 2.25in Weld-On QTEC Exhaust Cutout Y-Pipe (MPN: 10225) is a precision-engineered component designed to integrate seamlessly into 2.25-inch exhaust systems. This Y-pipe serves as the essential foundation for installing a QTEC electric cutout valve, allowing you to bypass your muffler and switch between a factory exhaust note and an aggressive, open-pipe sound.

Constructed for durability and maximum flow, this Y-pipe requires a weld-on installation to ensure a permanent, leak-free connection to your exhaust tubing. It provides the necessary clearance and mounting flange specifically designed to mate with QTP electric cutout motors.

• Manufacturer Part Number: 10225
• Tube Diameter: 2.25 Inches
• Mounting Style: Weld-On
• Application: Specifically designed for QTP QTEC Electric Cutout Valves
• Configuration: Y-Pipe cutout housing

Fits select 2012-2018 Jeep Wrangler and Wrangler JK models (V6-3.6L).

The MagnaFlow 19211 Loop Delete Y-Pipe is engineered to replace the restrictive factory loop, optimizing exhaust flow and reducing weight. Constructed from 100% corrosion-resistant stainless steel, this 2.0-inch diameter pipe uses mandrel-bent tubing to ensure consistent diameter throughout every bend, minimizing backpressure. Each component is produced using precision CNC robotic manufacturing techniques to guarantee accurate fitment and long-term durability in harsh off-road environments.

• Manufacturer Part Number: 19211
• Material: 100% Stainless Steel
• Pipe Diameter: 2.0-inch / 2.5-inch
• Mandrel-bent tubing for superior flow characteristics
• Weight-optimized design compared to OE components
• CNC precision robotic manufacturing

Professional installation is highly recommended to ensure proper alignment with existing exhaust components.

The MagnaFlow Performance Exhaust 10778 Y-pipe is a universal component engineered to streamline custom exhaust fabrication. This 10-inch long adapter features a smooth transition design to maintain exhaust velocity and optimize flow through the system. This part is ideal for dual-to-single exhaust conversions where maintaining backpressure balance and high-flow characteristics are critical.

Constructed from durable, corrosion-resistant stainless steel, this Y-pipe is built using CNC precision robotic manufacturing techniques to ensure consistent wall thickness and weld integrity. It serves as a reliable solution for professional fabricators and DIYers looking for a component that withstands high heat and road debris.

• Part Number: 10778
• Inlet Diameter: Dual 2.5 in.
• Outlet Diameter: Single 3 in.
• Overall Length: 10 in.
• Material: Stainless Steel
• Construction: CNC Precision Robotic Weld
• Universal fitment for custom applications
• Backed by MagnaFlow’s limited lifetime warranty

Designed for custom exhaust fabricators, the MagnaFlow 10732 Smooth Transition Y-Pipe provides an efficient, high-flow solution for merging or splitting exhaust paths. This universal component features a 2.50-inch diameter and a 90-degree smooth transition geometry, specifically engineered to reduce turbulence and exhaust backpressure compared to traditional mitered joints.

Each unit is produced using CNC precision robotic manufacturing techniques, ensuring consistent wall thickness and exact fitment tolerances. The heavy-duty stainless steel construction provides superior resistance to heat and corrosion, maintaining structural integrity under high-performance conditions. This component is ideal for balancing exhaust pulses and optimizing scavenge effects in custom-built systems.

• Part Type: Smooth Transition Y-Pipe
• Inlet/Outlet Diameter: 2.50 inches
• Angle: 90 Degrees
• Material: Stainless Steel
• Manufacturing: CNC Precision Robotic Construction
• Application: Universal Fitment
• Manufacturer Part Number: 10732

The ISR Performance Exhaust Y-Pipe is designed to eliminate the flow restriction inherent in the factory Nissan and Infiniti Y-pipe assemblies. This component merges the exhaust pulses from the headers into a high-flow collector, reducing turbulence and backpressure to improve engine efficiency and throttle response. It is a direct bolt-on upgrade for the Z34 and V36 platforms, replacing the narrow OE piping with a high-flow design.

• Direct bolt-on installation to factory mounting points
• High-flow collector geometry optimizes exhaust scavenging
• Designed for Rear-Wheel Drive (RWD) chassis
• Replaces restrictive factory Y-pipe (Non-AWD models)
• Manufacturer Part Number: IS-Z34-Y

Fits Nissan 370Z and Infiniti G37 (RWD models only; does not fit AWD X-models).

The ISR Performance Exhaust Y-Pipe (IS-Z33-Y) is engineered to optimize exhaust scavenging and reduce backpressure on the VQ platform. This component replaces the restrictive factory unit, streamlining the transition from the headers into the mid-pipe to improve engine response and exhaust flow.

Designed for durability and precision fitment, this Y-pipe features robust construction and high-quality welds to withstand the thermal stresses of spirited driving. It serves as a direct bolt-on upgrade for RWD models, mounting to factory locations or compatible aftermarket exhaust systems.

• Fits 2003-2009 Nissan 350Z and 2003-2007 Infiniti G35 (RWD Models Only)
• Optimizes exhaust flow by merging manifold outlets into a single mid-pipe exit
• Direct replacement for the restrictive OE Y-pipe
• Precision-engineered for RWD chassis clearance
• Manufacturer Part Number: IS-Z33-Y

Note: This product is compatible with Rear-Wheel Drive (RWD) models only. It does not fit All-Wheel Drive (X) models.

The ISR Performance Exhaust Y-Pipe is engineered to optimize exhaust scavenging and flow for the Infiniti Q50 and Q60 RWD platforms. This component serves as a critical junction in the exhaust system, merging flow from the downpipes to reduce backpressure and enhance the overall efficiency of the 3.0T engine.

Fits RWD Infiniti Q50 and Q60 (3.0T).

• Precision engineered for direct bolt-on fitment for RWD models
• Designed to maximize exhaust gas velocity and reduce restriction
• Replaces the factory Y-pipe to provide a more aggressive exhaust note
• Manufacturer Part Number: IS-Q5060-Y

The ISR Performance S-Chassis LS Swap Y-Pipe (IS-240LS-Y) is a purpose-built exhaust component designed to bridge the gap between your LS-swap headers and the rest of your exhaust system. Specifically engineered for Nissan S-Chassis vehicles running a GM LS-series V8 engine, this Y-pipe simplifies the plumbing of a high-performance swap by providing a direct-fit solution that eliminates the need for custom fabrication.

Constructed to handle the high-flow demands of a V8 engine, this Y-pipe is tucked tightly into the transmission tunnel to maintain maximum ground clearance—a critical factor for lowered S13 and S14 drift or street builds. It provides a clean, streamlined merge to optimize exhaust scavenging and facilitate a professional-grade installation.

• Manufacturer Part Number: IS-240LS-Y
• Fits Nissan S-Chassis with GM LS-Series V8 engine swaps
• Designed for optimal ground clearance in the factory exhaust tunnel
• Streamlined Y-merge for efficient exhaust gas flow
• Direct bolt-on compatibility with ISR Performance LS Swap headers

Fits 2013-2015 Porsche 911 Turbo and Turbo S (991.1) models equipped with factory intercoolers.

The do88 Performance Y-Pipe is engineered to eliminate the airflow restrictions found in the factory Porsche plastic pipe. By utilizing a high-flow design with smooth internal transitions, this Y-pipe provides a more efficient path for charged air, reducing pressure drop and supporting higher boost levels more reliably than the OE component. This is a direct-fit replacement designed specifically to mate with the original equipment (OEM) intercoolers.

• Compatible with 2013-2015 Porsche 911 Turbo and Turbo S (991.1)
• Designed specifically for use with factory (OEM) intercoolers
• Replaces restrictive factory piping for improved airflow efficiency
• Durable black finish for a professional, understated engine bay appearance
• Manufacturer Part Number: TR-200SV-OEM-1

Fits 2013-2015 Porsche 911 Turbo and Turbo S (991.1) models equipped with do88 performance intercoolers.

This do88 high-flow Y-pipe is engineered to eliminate airflow restrictions found in the factory intake tract. Designed specifically to mate with do88 intercooler kits, this pipe features a larger internal diameter and optimized geometry to ensure smooth, laminar airflow into the throttle body. By reducing pressure drop across the intake system, your engine can achieve higher boost efficiency and improved throttle response.

Constructed for high-boost applications, this black-finished component replaces the failure-prone plastic factory pipe, providing a secure and durable solution for tuned 991.1 platforms.

• Precision-engineered for 991.1 Porsche 911 Turbo / Turbo S
• Optimized for use with do88 intercooler systems
• Durable black finish for a clean, professional engine bay aesthetic
• Manufacturer Part Number: TR-200SV-DO88-1

Fits 2016-2023 Toyota Tacoma (3.5L V6).

The Borla high-clearance Y-pipe is engineered to maximize off-road capability by addressing a primary vulnerable point under the vehicle. While the factory Y-pipe hangs below the transfer case, the Borla design reroutes the 2.25-inch tubing around the transfer case to provide significantly increased ground clearance. This prevents hang-ups on obstacles without sacrificing exhaust performance.

Constructed from premium T-304 austenitic stainless steel, this Y-pipe is built for long-term durability and corrosion resistance. The CNC mandrel-bent tubing ensures ultra-smooth bends for consistent flow. The system is designed for a cut-and-clamp installation that retains the secondary catalytic converters, keeping the vehicle street legal. It is fully compatible with the factory exhaust or Borla Cat-Back systems (140680 and 140680BC).

• Precision CNC mandrel-bent 2.25-inch T-304 stainless steel tubing
• Reroutes exhaust around the transfer case for superior ground clearance
• Includes dedicated heat shields for transfer case protection
• Retains secondary catalytic converters for emissions compliance
• Compatible with OE or Borla Cat-Back exhausts (140680, 140680BC)
• Manufacturer Part Number: 60699
• Million Mile Warranty