Direct fit Trans Coolers

FLEECE ALLISON 1000 BILLET PTO COVERS 2001-2018 GM 6.6L DURAMAX (ALLISON 1000)

Blessed Performance has the Fleece Allison 1000 Billet PTO Covers, a great was to dress up your old rusted PTO cover on a 2001-2018 GM 6.6L Duramax. This kit will add rigidity to the transmission case and features billet covers, gaskets, and...

Mishimoto Transmission Cooler 2003 to 2005 6.6L LB7/LLY Duramax (With Purple Clips)

Shop with Blessed Performance for the Mishimoto Transmission Cooler for your 2003-2005 GM 6.6L LB7/LLY Duramax diesel. Will help keep your transmission temperatures cooler better than the factory unit. For superior cooling, Mishimoto used a stacked-plate...

PPE PERFORMANCE TRANSMISSION COOLER 2001-2010 GM 6.6L DURAMAX

Blessed Performance has the PPE Performance Transmission Cooler a bolt-on replacement part that lowers the fluid temperatures up to an additional 20 to 30 degrees over the stock unit. Excess heat is the #1 killer of transmissions. For individuals...

Randy's Transmission Bar Plate HD Transmission Cooler 2003 to 2005 LB7/LLY

Shop with Blessed Performance for the Randy's Transmission Bar Plate HD Transmission Cooler for your 2003-2005 GM 6.6L LB7/LLY Duramax diesel. 

XDP X-tra Cool Direct-Fit Transmission Oil Cooler 2001-2005 6.6L Duramax

Shop Blessed Performance for the XPD X-tra Cool Direct-Fit Transmisson Oil Cooler for your 2001-2005 6.6L LB7/LLY Duramax diesel. XDP’s X-TRA Cool Transmission Oil Coolers are made using techniques borrowed from the HD and semi-truck industry...