Hushmat Ultra Bulk Kit Heat and Sound Barrier 12 x 23" Sheet 1/8" Thick Rubber - Black H776C08 Most Accu-Drives require no modifications

Most Accu-Drives require no modifications to the engine block

2016-2018 Chevrolet Silverado 2500 HD

These units replace the old rusted and leaking stock exhaust manifolds that normally require extensive cleaning and machine work to be recovered from warping and distortion

They feature an LT1-style raised runner intake port design for increased air-flow and ultimate performance

Hushmat Ultra Bulk Kit Heat and Sound Barrier 12 x 23" Sheet 1/8" Thick Rubber - Black H776C08 Most Accu-Drives require no modificationsTreat a compact vehicle with one kit. Reduce that aftermarket engine, exhaust drone, road noise, vibration and the noise that disrupts your ride and reduce the heat that comes from engine, headers, exhaust and catalytic converter with one USA Made material light weight HushMat UltraHushmat produces specialized rubber insulation. This insulation not only insulates your vehicle from the heat of the road but also reduces unwanted vibration and noise. #1