034Motorsport Stainless Steel Racing Catalyst, B9 Audi S4/S5 n adminAccountId=239264380

adminAccountId=239264380

Fitting instructions can be viewed by clicking here

This heatshield features bends to wrap it around the inlet and sits between the carbon pipe and turbocharger at their closest and hottest point

0TSI MQB vehicles

034Motorsport Stainless Steel Racing Catalyst, B9 Audi S4/S5 n adminAccountId=239264380Product Description: The 034Motorsport Stainless Steel Racing Catalyst for B9 Audi S4 S5 is designed as a drop in replacement for the restrictive factory catalytic converter. The Stainless Steel Racing Catalyst offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and an enhanced exhaust note. This upgrade eliminates the primary flow limitation in the factory exhaust system, allowing you