VRSF Race Downpipes BMW M3 V8 S65 E90 E92 08-13VRSF E92 BMW M3 Stainless Steel Bypass Track Pipes For your 2008 2013 BMW M3 with the S65 Engine We are proud to introduce our VRSF bypass pipes for the E90 E92 M3 which are the best bang for the buck mod available for your S65, with gains from 25hp & 25tq when tuned. By eliminating the restrictive 400 cell catalytic converters in the factory downpipes, back pressure is reduced significantly which results in an increase in power & a more aggressive