VRSF N63 Stainless Steel Race Downpipes (08-16 550i, 650i, 750Li, X5, X6)

VRSF Stainless Steel Race Downpipes For your 2008 – 2017 BMW 550i, 650i, 750i, X5 & X6 with the V8 Twin Turbo N63 & S63 Engine We are proud to introduce our VRSF Race Downpipes for the F06, F07, F10, F12, F13, F15 with the N63 engine. These downpipes are the best bang for the buck mod available for your N63, with gains from 50hp & 60tq when tuned. By eliminating the restriction in the factory downpipes, back pressure is reduced significantly which results in faster spool, an increase in power & a more aggressive exhaust note. Rather than necking down closer to the turbos like most of our competitors, our race downpipe feature a smooth mandrel bent design which increases flow and decreases restriction. Our downpipes are hand crafted from SS304 stainless steel and include a lifetime warranty & our “No Hassle” satisfaction guarantee which includes fitment & defects. Note: The selectable flange option refers to the style of downpipe to mid-pipe connection on your sp