Cognito

About Cognito Duramax Engine Parts

For over 20 years, Cognito has been an industry-leading designer and manufacturer for premium auto parts for trucks, SUVs and UTVs. Here at Merchant Automotive, we offer a variety of Cognito parts for Duramax trucks such as lift kits, axles, hardware, leveling kits, shocks, and many more for your LLY, LML, LMM, L5P, LBZ, and more Duramax engines.