2015-2019 Powerstroke 6.7L Mahle Upper Gasket Set (HS54886A) 2011 - 2016 GM Transmissions & Drivetrains the fluid will run much

the fluid will run much cooler than the stock pan

Whether you're pushing your Duramax engine in drag racing

will improve fuel economy and increase power by 50-70 RWHP over Stock

especially when it will cost you more in the long run

2015-2019 Powerstroke 6.7L Mahle Upper Gasket Set (HS54886A) 2011 - 2016 GM Transmissions & Drivetrains the fluid will run much2015 2019 Powerstroke 6. 7L Mahle Upper Gasket Set (HS54886A) The Mahle Upper Engine Gasket Set includes all the seals and gaskets for the Top end of your 6. 7L Powerstroke. Mahle Gaskets meet or exceed OE specifications and are built to fit exactly like the originals with superior materials.