XDP X-Tra Cool Direct-Fit Transmission Oil Cooler 01-05 6.6L GM Duramax MBRP-FAL401 the initial answer is they

the initial answer is they are stronger and lighter than the stock units they replace

the ARB Pump-Up Kit is a must have

It eliminates the need to run wires under the dash or through the firewall of a vehicle when wiring accessories

a bad wiring harness in your Powerstroke can emulate other issues

XDP X-Tra Cool Direct-Fit Transmission Oil Cooler 01-05 6.6L GM Duramax MBRP-FAL401 the initial answer is theyWhile most aftermarket transmission coolers are a universal, remote mount design, this unit is a direct replacement for your worn cooler. If your Allison transmission is asking for a cool off, look no further than this heavy duty unit. XDP's XTRA 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,