GM 6.6L Duramax OE Parts

The XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD309 is a direct upgrade for the factory transmission oil cooler in your 2001-2005 GM 6.6L Duramax LB7/LLY. XDPs XTRA-Cool Transmission Oil Coolers are made using techniques borrowed from the HD and...

Upgrade the factory transmission cooler in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD310. Manufactured to provide you with the ultimate in strength and durability, XDPs X-TRA Cool Transmission Oil...

The XDP Duramax CAT Filter Adapter Wrench XD325 is the perfect addition to the XDP Duramax CAT Filter Adapter Kit XD171. Installation of the XD171 requires tightening the CAT Filter Adapter to the fuel filter head and in some cases, it can become...

The XDP Pushrods 3/8 inch Street Performance XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The factory pushrods in your Duramax engine can hardly handle stock output levels. The increased cylinder pressure, high...

Restore lost power from the valvetrain in your 2001-2016 GM 6.6L Duramax with the XDP Pushrods 7/16 inch Competition & Race Performance XD316. The factory pushrods in your Duramax engine are not adequate to handle the stress from your modified engine...

Eliminate the hassle of servicing the cooling system in your 2006-2019 GM 6.6L Duramax with the XDP Duramax Radiator Drain Pipe XD328. Draining the cooling system in your truck requires removal of the lower radiator hose. Once that hose is removed,...