Review on High-Quality GM 12617944 Exhaust Manifold Gasket for Optimal Performance by Knate Scarpelli

Name: High-Quality GM 12617944 Exhaust Manifold Gasket for Optimal Performance
Item: High-Quality GM 12617944 Exhaust Manifold Gasket for Optimal Performance
Rating: 5

September 07, 2022

Gaskets for LS1/LS6 with aftermarket headers.

These are the MOST gaskets for LS1/LS6 with aftermarket headers. These are separate spacers so you will need 2 of these. The ones that came with my headers were crap so I used them. Have used them before with great results. Revain has them in stock and at a great price.

Pros