BDD TapShifter Chevy Duramax Allison 2001-2002 1031360 FASS and improved fuel economy

and improved fuel economy

unit is pre-set from factory

The BD Full Bore Exhaust Manifold for the Chevy Duramax engine replaces factory driver's side "pinched down" unit

Full Pillar Mount 1 Gauge with speaker 1999-2007 Chevy/GMC Truck Black

3rd gear or based on vehicle speed

BDD TapShifter Chevy Duramax Allison 2001-2002 1031360 FASS and improved fuel economyAdd fingertip control to your 2001 2005 Duramax Allison 1000 transmission for easy Tap Shifting when passing, pulling, hill climbing or whenever you need to switch gears quickly just like the newer trucks. Tap Shifter Kits includes new gear shift lever that pre bent for a better fit, a control module and a harness with factory plug in connections makes for a clean and easy install. The 2001 2002 kit also includes an amber LED light for OD disable