This kit is a joke. It even states you need to have exhaust manifold fabbed and that it is not bolt on. The biggest issue of all would be tuning the ECU.

Don't waste your time on this kit.

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2002 X5 4.6 Sold
Dinan CAI, TB, Mass Air, Stage 4 engine & tranny software, X-pipe
2004 745Li
1997 Ford Mustang Cobra Vert
1985 Mazda RX-7
13B-REW single turbo 60-1, Haltech, Meth injection, MSD Ignition, and much more
2008 Mazda Speed3 Hypertech Tune