Diamond T Transmission Control Module TCM For 2001-2005 GMC Chevy 2500 3500 w/ Allison 5-Speed 2011-2014 6.7l powerstroke Increases air density for higher

Increases air density for higher continuous power

from four amber LED front turn signal lights to a compact horn and horn button

Does not fit 4-cylinder models

these wheels are built for precise fitment and durability

Replacement exhaust studs can be bought under Honda part number: 90010-59B-000

Diamond T Transmission Control Module TCM For 2001-2005 GMC Chevy 2500 3500 w/ Allison 5-Speed 2011-2014 6.7l powerstroke Increases air density for higherThese Transmission Control Modules (TCMs) are completely overhauled to a condition that surpasses OEM standards. With a 1 year warranty, you can trust in their durability and performance Features: Completely overhauled to exceed OEM standards Designed for 2001 2005 Chevy GMC 6. 6L Duramax LB7 LLY & 8. 1L Gas engines No need for a rebuildable core to receive a core refund Free programming to VIN provided Plug and play installation Fitment: 2001 2005