1967-1974 2.5 Inch F/X-Body Crossflow Crossmember Back Exhaust System W/ X-Pipe clothing-and-collectables 1977-1978 GMC K15 Suburban 305

1977-1978 GMC K15 Suburban 305 CID

a beautiful finish

Soft Roll Up Bed Cover - 6'7" Bed - Chevy/GMC 1500/2500HD/3500HD (07-13)

M1 Monotube Rear Shocks - 0-3" - Ram 1500 2WD/4WD (2019-2023)

1967-1974 2.5 Inch F/X-Body Crossflow Crossmember Back Exhaust System W/ X-Pipe clothing-and-collectables 1977-1978 GMC K15 Suburban 305This is the first system on the market with a true straight thru flow path. That means that even though there is one muffler there is two completely separate flow paths for each side of the exhaust. There is absolutely no loss of flow thru the muffler. All other systems include a flow path that create turbulence and restricted flow in the muffler. This header back system includes a driveshaft tunnel X crossover kit for maximum ground clearance even on