Airlift's LoadLifter 5000 air springs provide up to 5,000 pounds of leveling capacity to support your heaviest loads in your 2011-2019 GMC/Chevy Duramax 6.6L LML diesel.
Cognito's Straight Block & U-Bolt kit for your 2011-2019 GMC/Chevy Duramax 6.6L 2/4WD 2500HD truck with the LML or L5P motor. 1" straight steel blocks with 13" U-bolts - 2011-2019 2500HD trucks ONLY
Cognito's Straight Block & U-Bolt kit for your 2011-2019 GMC/Chevy Duramax 6.6L 4WD 3500HD truck with the LML or L5P motor. 1" straight steel blocks with 14.5" U-bolts - 2011-2019 3500HD trucks ONLY
Cognito Motorsports Stage 1 Leveling kit using torsion keys and includes front and rear Fox shocks for your 2011-2018 GMC/Chevy Duramax 6.6L LML/L5P diesel.
Cognito's heavy duty 1.5" front sway bar for your 2011-2019 GMC/Chevy Duramax 6.6L 2/4WD 2500HD/3500HD truck with the LML/L5P motor. Includes d-bushings & u-clamps.
1 Rear Bilstein 5100 Series Shock Absorber for 2011-2019 GMC Chevy Duramax 6.6L diesel trucks with the LML or L5P engine with a stock-1.0" Lift. Backed with an aftermarket lifetime warranty.
1 Rear Bilstein 5100 Series Shock Absorber for 2011-2019 GMC Chevy Duramax 6.6L diesel trucks with the LML or L5P engine with a 3-4" Lift. Backed with an aftermarket lifetime warranty.
Cognito Motorsports Stage 3 Leveling kit using torsion keys, upper control arms, shock extenders, and front & rear Fox shocks for your 2011-2018 GMC/Chevy Duramax 6.6L LML/L5P diesel.
2011-2019 GMC/Chevy Duramax 6.6L 2/4WD 2500HD/3500HD LML & L5P - made specifically for leveled and lifted applications where an upgrade is desired to provide better performance, style, and function. Alloy series ball joints are included as well as new crush sleeves and polyurethane bushings.
Cognito's Straight Block & U-Bolt kit for your 2011-2019 GMC/Chevy Duramax 6.6L 2/4WD 2500HD truck with the LML or L5P motor. 2" straight steel blocks with 14.5" U-bolts - 2500HD vehicles ONLY - Cast
These end links for 2001-2019 GMC/Chevy Duramax 2500/3500 trucks are used as a Heavy Duty replacement of the factory style end links which are notorious for breaking. 7 Inch Heavy Duty Sway Bar End Link kit (Stock to 3" Lift Height)
Cognito Motorsports Stage 4 Leveling kit using upper control arms, torsion keys, front and rear Fox shocks, shock extenders, and Cognito pitman and idler support kits for your 2011-2018 GMC/Chevy Duramax 6.6L LML/L5P diesel.
Cognito's Straight Block & U-Bolt kit for your 2011-2019 GMC/Chevy Duramax 6.6L 4WD 3500HD truck with the LML or L5P motor. 2" straight steel blocks with 16" U-bolts - 3500HD vehicles ONLY - Cast
Cognito Front Sway Bar End Link Kit For 7" / 9" lifts on 2001-2018 1500HD / 2500 / 2500HD / 3500 / 3500HD 2WD / 4WD trucks & 2001-2013 GM 2500 2WD / 4WD SUVs. Mounting surface to mounting surface measurement for this Kit is 14”.
2001-2019 GMC/Chevy Duramax 6.6L 2500HD/3500HD - Cognito's design is a bolt-in style ball joint that is very easy to replace on the Cognito ball joint style upper control arm kits. This heavy-duty ball joint is a greaseable hardened alloy steel precision CNC machined joint. Does not include mounting hardware.