AWE Tuning Audi 22-23 8Y RS3 Cat-Back SwitchPath Exhaust (No Tips) 2017-bmw-540i-esi1737897 The stock 54mm pipe is

The stock 54mm pipe is a recognised restriction in the factory exhaust system

This large bore also dampens backpressure pulses created by larger injectors and works perfectly with stock injector sizes

Year Make Model Submodel 2005 Nissan 350Z 35th Anniversary Edition 2003-2008 Nissan 350Z Base 2003-2009 Nissan 350Z Enthusiast 2005-2009 Nissan 350Z Grand Touring 2007-2008 Nissan 350Z Nismo 2003-2005 Nissan 350Z Performance 2003-2009 Nissan 350Z Touring 2003-2006 Nissan 350Z Track

Year Make Model Submodel 2024-2026 Acura Integra Type S 2023-2026 Honda Civic Type R

Optimized Design: Developed through rigorous testing to minimize the resonance dip around 6000 RPM while maximizing top-end power

AWE Tuning Audi 22-23 8Y RS3 Cat-Back SwitchPath Exhaust (No Tips) 2017-bmw-540i-esi1737897 The stock 54mm pipe isSmooth bends, tight packaging, and two attitudes. The SwitchPath Exhaust is comprised of handcrafted 3 inch and 2. 5 inch U. S. sourced T304L stainless steel single pass, 5 cylinder specific tuned drivers side muffler with a valved passenger side tip outlet. SwitchPath retains the factory valve behavior and obeys the ECU's commands based on throttle input, engine speed, Drive Select, and the factory issued exhaust button within the cabin. Sneaking out