Diverter Block off Plate Pure WITH THE LARGEST ID ON

WITH THE LARGEST ID ON THE MARKET AT 58MM VS STOCKS 48MM

So why not give your car a breath of fresh air while helping it breathe more easily with larger diameter inlet and tubing

THE IN HOUSE PERFORMANCE INTAKES/INLETS ARE NOT CARB COMPLIANT AND ARE FOR OFF ROAD AND RACING USE ONLY

We've tested it and we know what is needed to get your N55 to achieve the horsepower goals you are looking to for at an even better cost

F25/26 –  X3/X4 35i *

Diverter Block off Plate Pure WITH THE LARGEST ID ONAre you sick of dealing with your diverter valve and wondering if it's the cause of your boost or turbo issues? Well then, we have something for you! The In House Performance block off plate for your turbo. This will now allow you to run an external blow off valve off of your charge tube and make servicing and tuning your BOV easier. This will work on all N55 turbos, stock and aftermarket. Stay tuned: We are working on a kit that will include a charge