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OE part number 12676148 is a Exhaust manifold gasket compatible with GMC, CHEVROLET and other makes. Available from 1 brands, priced from £21.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Original installation position for OE 12676148. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 12676148 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| GMC | SIERRA 2500 HD Standard Cab Pickup, SIERRA 2500 HD Crew Cab Pickup, SIERRA 2500 HD Crew Cab Pickup (C20, K20), SIERRA 2500 HD Extended Cab Pickup +4 |
| CHEVROLET | SILVERADO 2500 HD Standard Cab Pickup |
All 1 parts listed for OE 12676148 are out of stock at the moment. Every listing below stays visible, and you can ask us to email you when one is back.
Browse every Exhaust manifold gasket we have in stockProducts matched to OE number 12676148.
| Attribute | Value |
|---|---|
| Length [mm] | 160 |
| Length [mm] | 230 |
| Length [mm] | 307 |
| Length [mm] | 312 |
| Length [mm] | 337 |
| Length [mm] | 368 |
| Length [mm] | 387 |
| Length [mm] | 485 |
| Length [mm] | 75 |
| Number of mounting bores | 6 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 12676148 is a manufacturer's reference code for Exhaust manifold gasket used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 1 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 12676148.