2.5 Exhaust Decat Downpipes - Audi S4 B5 2.7 BI-Turbo 97-02

Made from 2.5' Polished T304 grade stainless steel
Designed to improve power and torque across the entire RPM range
Noticeably improves throttle response
Includes options for a silenced / un-silenced setup for volume control