Cognito SM Series Limited Dynamic Geometry Traction Bar Kit 20-25 6.6L GM 2500/3500 | 0-4" Rear Lift DDP-FASF17180F140G High-powered vehicles require high-performance products

High-powered vehicles require high-performance products

including industrial grade control switches

Shifts firm and locks the torque converter to take advantage of the 6

An additional auxiliary air inlet is available for use with an optional Dynamic Air Scoop (P/N 54-73006-S) that installs with zero hardware

Up to four custom pre-set modes

Cognito SM Series Limited Dynamic Geometry Traction Bar Kit 20-25 6.6L GM 2500/3500 | 0-4" Rear Lift DDP-FASF17180F140G High-powered vehicles require high-performance productsSure, this set of traction bars look pretty impressive under your L5P Duramax, but its so much more than that! As power increases and trailer weights get heavier, axle wrap becomes a major issue on these trucks, causing a hopping that makes driving difficult and can kill u joints and other vehicle components. Eliminate axle wrap while not destroying your suspension's ability to articulate with this kit from Cognito. Cognito SM Series Limited Dynamic