Radiators & Coolant Systems

Merchant Automotive Billet Coolant Block Off Plate 2001 to 2022 6.6L LB7/LLY/LBZ/LMM/LML/L5P Duramax

Shop with Blessed Performance for the Merchant Automotive Billet Coolant Block Off Plate for your 2001-2022 GM 6.6L LB7/LLY/LBZ/LMM/LML/L5P Duramax diesel. Merchant Automotive designed this durable replacement plate to eliminate the coolant leaking...

Merchant Automotive Water Pump Kit with Cover 2006-2016 6.6L LBZ/LMM/LML Duramax

Shop with Blessed Performance for the Merchant Automotive Water Pump Kit with Cover for your 2006-2016 GM 6.6L LBZ/LMM/LML Duramax diesel. This kit includes the flywheel lock, gaskets, and o-rings needed for installation...

Mishimoto Aluminum Performance Radiator 2006 to 2010 6.6L LBZ/LMM Duramax

Shop with Blessed Performance for the Mishimoto Aluminum Performance Radiator for your 2006-2010 GM 6.6L LBZ/LMM Duramax diesel. This performance radiator is manufactured from aircraft-grade aluminum with a 100% brazed aluminum core and polished...

Mishimoto Low Temperature Coolant Thermostat 2001 to 2016 6.6L LB7/LLY/LBZ/LMM/LML Duramax

Shop with Blessed Performance for the Mishimoto Low Temperature Coolant Thermostat for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML Duramax diesel. The Mishimoto Chevrolet Duramax low temperature thermostats activate at a lower temperature than the...

Mishimoto Silicone Hose Kit 2006 to 2010 6.6L LBZ/LMM Duramax

Shop with Blessed Performance for the Mishimoto 6.6L Duramax silicone coolant hose kit. A leaking coolant hose can lead to serious engine damage if not quickly identified. Upgrade your cooling system with the Mishimoto 6.6L Duramax silicone coolant...

PPE 116111810 Modified Coolant Tube

The PPE 116111810 LMM Modified Coolant Tube has been specially designed for your 2007.5-2010 GM 6.6L Duramax LMM with the PPE Up-Pipes & Manifolds. PPE's  expert fabricators cut, reposition and weld the coolant tube for the proper...

PPE Coolant Overflow Tank for 2007.5 to 2010 6.6L Duramax

Shop with Blessed Performance for the PPE Coolant Overflow Tank for 2007.5 to 2010 6.6L Duramax diesel pickups.  The PPE Coolant Overflow Tank will hold up to one gallon of coolant. Tig-welded 6061 aluminum material provides more efficient...

PPE Silicone Upper & Lower Coolant Hose Kit

The PPE Silicone Upper & Lower Coolant Hose Kit replaces the worn or leaky factory coolant hoses in your 2006-2010 GM 6.6L Duramax LBZ/LMM. Factory coolant hose T fittings are molded hose or made out of plastic and are prone to cracking at...

XDP Aluminum Air Bleeder Screw 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML

Shop Blessed Performance for the XDP Aluminum Air Bleeder Screw for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LLY Duramax diesel. A quick and simple solution for replacing your weak plastic factory screw. Unlike the factory screw that will round off or...

XDP BILLET COOLANT BLOCK-OFF PLATE 2001 to 2022 GM 6.6L DURAMAX

Shop Blessed Performance for the XDP Billet Coolant Block-Off Plate for your 2001-2022 GM 6.6L LB7/LLY/LBZ/LMM/LML/L5P Duramax diesel. The factory cover uses a gasket and over time the plate can warp, and the gaskets can corrode causing coolant...

XDP Duramax Radiator Drain Pipe 2006 to 2019 GM 6.6L DURAMAX

Shop Blessed Performance for the XDP Duramax Radiator Coolant Drain Pipe for your 2006-2019 GM LBZ/LMM/LML/L5P 6.6L Duramax diesel. Draining the cooling system in your truck requires removal of the lower radiator hose. Once that hose is removed,...

XDP X-TRA Cool Direct-Fit Replacement Radiator

Shop Blessed Performance for the XDP X-tra Cool Direct Cool Direct-Fit Replacement Radiator for your 2006-2010 GM 6.6L LBZ/LMM Duramax diesel. The X-TRA Cool Radiators are built for increased durability over your factory radiator. Using...