The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2019 | Dodge | Challenger | SRT Hellcat |
| 2019 | Dodge | Challenger | SRT Hellcat Redeye |
| 2015-2019 | Dodge | Charger | SRT Hellcat |
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