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...
Replace your flimsy plastic OEM outlet pipe with the upgraded VRSF E & F chassis N55 turbo outlet charge pipe. Our aluminum charge pipe features a CNC billet aluminum turbo connection and is finished in...
The VRSF aluminum J pipe upgrade for your M3/M4 replaces the weak plastic chargepipe that is prone to failing at and above OEM boost levels. Our aluminum chargepipe features precision CNC billet aluminum flanges and...
This is a cast version of our incredibly popular Billet CNC valve cover. Instead of starting with a billet piece of aluminum. This cover is cast. then it goes through the same machining process as...
The Weistec BMW S55 W.3 Turbo Upgrade unlocks the true potential of the 3.0L Twin Turbo engine. Power gains are substantial, especially in the top end.The factory turbochargers are disassembled and fully inspected. The compressor...
The Weistec W.3 Turbo Upgrade for the BMW 4.4L twin turbo N63B44O2 Engine found in the M550i, M750i and M850i vehicles provides vastly improved top end performance throughout the power band. Thanks to the high...
The Weistec BMW S63tu W.3 Turbo Upgrade unlocks the true potential of the 4.4L Twin Turbo V8 engine. Power gains are substantial, especially in the top end.The factory turbocharges are disassembled and fully inspected. The...
The BMW S63 W.4 Turbochargers are complete, bolt on replacements for the stock turbochargers. There are no core charges with these turbos. No need to send in your stock turbos to get modified while your...