Stainless Works Big Block Ford Flat Tall Oval Port Header 304SS Exhaust Flanges 2-1/4in Primaries - HFBBF1225 Door Panels HKS 10 PSI/

HKS 10 PSI/

This DPF-back exhaust system is constructed of 4 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability

This direct-fit catalytic converter is designed to fit the 2007 Chevrolet Silverado 2500 HD Classic and 2007 GMC Sierra 2500 HD Classic

Passenger Side Exit System

Stainless Works Big Block Ford Flat Tall Oval Port Header 304SS Exhaust Flanges 2-1/4in Primaries - HFBBF1225 Door Panels HKS 10 PSI/Big Block Ford flat tall oval port header exhaust flanges. These flanges come as a pair and are designed for 2 1 4" primaries, laser cut from heavy duty 3 8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.