If you're towing heavy loads, keeping the differential and transmission cool are a priority. This month we're helping you out.

During the month of December get our Mag-Hytec AAGC 14-11.5 differential cover with site glass for '03-'12 trucks for $237.00 and our Trans-Cool for '89-'12 trucks for $211.00.

Summer heat may be months away, but you can take advantage of these great offers now before they expire on 12/31/2012.