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Tubular steel frame - absorbs impact without flex or deformation
Also verify your header bolts aren't stripped — worn threads won't clamp the gasket down evenly
4D56 diesel engine cylinder head
all while minimizing backpressure
Do I need to remove the bumper or any body panels to install this
88-97 Chevrolet/GMC Pickup Exhaust Header Gasket Aluminum Advan Tubular steel frame - absorbs88 97 Chevrolet GMC Pickup Exhaust Header Gasket Aluminum Aluminum header gasket built to seal your exhaust manifold without leaks or blowby. Designed for direct bolt on fitment, this gasket handles thermal cycling and vibration that stock gaskets can't. Aluminum construction resists warping under sustained heat. Ships from FL Warehouse Aluminum Construction Direct from Warehouse Key Features Aluminum core Resists thermal degradation better than