Duramax Parts

The patented Cognito Alpha Ball Joint is the next level, end-all be-all solution of upper ball joints. It eliminates the problematic dust/grease bo...

New Alloy Steel Extreme Duty Center Link And Tie Rods Direct Bolt In Complete Replacement For Stock Center Link And Tie Rod Assemblies.Also Convert...

These end links are also a little longer than OE recommended lengths to allow clearance for our Larger Diameter tie-rod upgrade. Used as a Heavy-Du...

These end links are also a little longer than recommended lengths to allow clearance for our Larger Diameter tie-rod upgrade. Used as a Heavy-Duty ...

These end links are also a little longer than recommended lengths to allow clearance for our Larger Diameter tie-rod upgrade. Used as a Heavy-Duty ...

The Cognito Alloy Series Tie Rod kit is a Heavy-Duty stock replacement upgrade where the inner joint incorporates an oversized alloy ball and socke...

Also Converts The Stock Style Inner Tie Rod Joint From A Ball And Socket Axial Loaded Joint To A Radial Loaded Joint Which Is Significantly Stronge...

These end links are also a little longer than recommended lengths to allow clearance for our Larger Diameter tie rod upgrade. Used as a Heavy-Duty ...

GM Heavy Duty trucks are known for their inherent steering problems, and Cognito is known for providing the industry leading solution to these ...

Bushing kit for older Cognito upper controls arms that had greaseable pivot bushings, 2011-2022 GM 2500/3500.This Part Fits: Year Make Model Submo...

Looking for gift ideas? This item is in everyone's budget and fits anywhere the plastic splash guard is still used.This Part Fits: Year Make Model...

2011-2016 Sierra/Silverado 2500HD/3500HD Allison Firepunk F2 Transmission Package Features: Great For Mildly Modified Trucks Up To 900HP 2-Year Un...

2001-2005 Firepunk Proven A1000 Allison Transmission Features: Great For Highly Modified Trucks Up To 1000HP 2-Year Unlimited Mileage, 100% Workma...

2011-2016 Sierra/Silverado 2500HD/3500HD Allison Firepunk F1 Transmission Package Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Un...

2007.5-2010 Sierra/Silverado 2500HD/3500HD Allison Firepunk F1 Transmission Package Features: Great For Mildly Modified Trucks Up To 750HP 2-Year ...

This Power Cooler Steering Cooler Line replaces the problematic OEM line that is prone to cracking. It includes everything you need to replace the ...

2007.5-2010 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission Package Features: Great For Highly Modified Trucks Up To 1000HP 2-Year...

2007.5-2010 Sierra/Silverado 2500HD/3500HD Allison Firepunk F2 Transmission Package Features: Great For Mildly Modified Trucks Up To 900HP 2-Year ...

2020-2025 Sierra/Silverado 2500HD/3500HD 10L1000 Allison Firepunk F1 Transmission | 500HP Rated These transmissions feature: -DPC Billet Triple Dis...

2017-2019 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission Package Features: Great For Highly Modified Trucks Up To 1000HP 2-Year U...

2019-2024 Dodge Ram 68RFE Firepunk F2 Transmission Package Features: Great For Mildly Modified Trucks Up To 700HP 2-Year Unlimited Mileage, 100% ...

These traction bars are built with 1.75"x.120 wall chromoly tubing and our heavy duty rebuildable flex joints. Say goodbye to noisy heim joints, th...

This package is for 2006-2007 5.9 Cummins trucks only.  Our tune options are optimized stock, tow, fuel economy, street, and maximum effort and com...

2011-2016 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission Package Features: Great For Highly Modified Trucks Up To 1000HP 2-Year U...