UEM - Pistons & Rings
UEM Engine Gasket Set - Lower - 2017-2023 GM 6.6L L5P Duramax - GK20028-L
2017 - 2023 GM 6.6L L5P (VIN Y) Duramax
Chevy/GMC - Silverado/Sierra - 2500/3500 HD
AT4, Base, Custom, Denali, High Country, LT, LTZ, Pro, SLE, SLT, WT
Rebuild your 6.6L L5P Duramax with sealing components from one of the most respected names in the industry. This UEM complete engine gasket set is manufactured by ElringKlinger—a leading original-equipment supplier of automotive and commercial-engine sealing products—and custom packaged specifically for UEM Piston.
Designed for 2017–2023 Chevy/GMC trucks equipped with the 6.6L L5P Duramax diesel engine, this set delivers the fit, materials, and sealing performance professional engine builders expect. The cylinder head gasket is included, making it a dependable choice for cylinder-head service, top-end repairs, or a complete engine overhaul.
| Grade Type | Premium |
|---|---|
| Gasket Sealant Included | Yes |
| Gasket Material | Multilayer Steel (MLS) Head Gasket |
| Supplementary Article/supplementary Info | With valve stem seals & cylinder head gaskets. With Crankshaft Seals. |
| Engine Family | 6.6L L5P Duramax |
| Model Application |
2500 HD |

WARNING : This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov