FP Evo 9 Cast O2 Housing for FP SS Turbine Housing

The Forced Performance Cast Evo 9 O2 housing is made specifically for use with the FP Evo 9 Stainless Steel turbine housings. This O2 housing utilizes a 3.55" V-Band to connect to the SS Turbine Housing and a factory style 2-bolt outlet flange with a true 3" outlet to connect to the down pipe.Vehicle Fitment:2001-2006 Evolution VII VIII IX• Fits the FP Evo 9 turbo with stainless housing• Does NOT fit the Evo 4/5/6 modelsDownpipe Fitment:Most aftermarket down pipes should bolt right up, but if you find yourself with a downpipe that doesn't fit, just pick up the FP 76mm Downpipe Inlet Flange to modify your down pipe to fit properly.