XDP X-TRA Cool Direct-Fit Transmission Cooler For 2001-2005 GM 6.6L LB7/LLY Duramax 2010-2012-6-7l-24v-cummins drastically reducing glare and improving

drastically reducing glare and improving total efficiency

2L was engineered to minimize air restriction with a custom enclousure that protects the filter from engine heat and dirt

Adjustable Fuel Pressure

Muffler and tip deliver mellow but aggressive tone

and our signature 1

XDP X-TRA Cool Direct-Fit Transmission Cooler For 2001-2005 GM 6.6L LB7/LLY Duramax 2010-2012-6-7l-24v-cummins drastically reducing glare and improvingThe 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 X TRA Cool Transmission Oil Coolers are made using techniques borrowed from the HD and semi truck industry to provide you with the ultimate in strength and durability. Built for more than just increased strength, the XD309 features a high efficiency core that is specially designed to