Hooker Exhaust Manifolds - GM LS (except LS7/LS9) - Natural Cast Finish (Pair) Crimp Collar Curved Bottom

Curved Bottom

Vehicle Applications: Chevrolet Avalanche 2013-2007

DEI's Titanium Pipe Shield provides heat protection up to 1350F

Two boost level settings and scramble boost setting

Bell’s PRO-TX bottom provides additional thermal protection designed for all levels of motorsports

Hooker Exhaust Manifolds - GM LS (except LS7/LS9) - Natural Cast Finish (Pair) Crimp Collar Curved BottomHooker cast iron exhaust manifolds have been designed to hug close to the engine block so they fit into a wide variety of replacement and engine swap applications. Their contoured design aims the exhaust directly at the exit port for improved flow. Being cast iron means they will provide years of leak free performance with less under hood noise than traditional headers. Plus, their shorty design means you can route exhaust tubing close to your frame