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NEW Design, Steel DIN construction, Does not accept GM compartmental parts or OE switches. DHD 115-510 Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup contro..

DHD 115-510U Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup controller that will work 100% of the time. After countless troubles with different aftermarket kits ..

Protect your Allison spin on transmission filter with DHD's 1pc fabricated filter guard. These guards are designed to deflect road debris and minimize filter shell degradation. Quick, Easy and effective protection for those demanding the most performance and durability from their Duramax trucks.&nbs..

Our most efficient remote cooler yet, the Hyper-Cool Extreme is designed to outperform the competition in every aspect of its unique design. The combination of our largest and most efficient 40-row stack plate cooler equipped with an 800 CFM waterproof/dustproof electric fan makes this remote cooler..

Large surface area to transfer heat for external air flow cooling Turbulent oil flow design promotes a more complete cooling Large 5/8-inch ports prevents inlet/outlet restriction Furnace brazed rails have been tested to 300psi of pressure Thermostatically controlled 80-watt, 10-inch, 800 CFM el..

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.  XDP’s XTRA-Cool Transmission Oil Coolers are made using techniques borrowed from the HD and semi-truck industry to provide you with..

Backordered til January 17th 2024   **Updated on 05/01/2023**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, XDP’s ..