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8S Audi TT/TT-S Quattro Res-X Features
peak power gains range from 12 to 20HP (fuel and elevation dependent)
Fits the stock catback as well as all aftermarket catbacks
Available in Blue or Red
034Motorsport Stainless Steel Racing Catalyst - F2x/F3x B58 Vehicles bmw m140i 8S Audi TT/TT-S Quattro Res-XThe 034Motorsport Stainless Steel Racing Catalyst for BMW F2x F3x B58 Vehicles 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 to
