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or any aftermarket air intake
Note: Does not include TT225 MAF housing
**Please Note: Type III hard anodizing of aluminum is considered as a functional surface coating process
Due to the lack of reinforcement
034 Motorsport - Audi B9 S4/S5 Stainless Steel Downpipe with Racing Catalyst - 034-105-4045 2017-audi-rs3-8v-esi4631571 or any aftermarket air intake034 Motorsport Australia Audi B9 S4 S5 Stainless Steel Downpipe with Racing Catalyst 034 105 4045. The 034 Motorsport Stainless Steel Racing Catalyst Downpipe 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
US$ 119.00
US$ 239.50
US$ 10.95
US$ 89.95
