Dec 30, 2007 #1 R rockns Registered User Joined Oct 12, 2007 Posts 6 Reaction score 0 came off 01 2500 cummings auto 4x4 worked great seemed to improve milage 3-4 mpg while towwing. 125.00 + shipping
came off 01 2500 cummings auto 4x4 worked great seemed to improve milage 3-4 mpg while towwing. 125.00 + shipping
