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The BD RoadMaster Allison transmission and converter package for 2004–2006 Chevy Silverado and GMC Sierra 6.6L 4WD is designed to boost durability for stock or mildly modified Duramax trucks. The RoadMaster doubles clutch capacity in key areas and includes a deep aluminum pan that adds 3.5 quarts of fluid to help control temperatures during towing. Each package includes a billet ProForce torque converter and is dyno tested prior to shipping.
BD Diesel 04-06 Chevy Silverado / GMC Sierra 6.6L 4WD Roadmaster Transmission & Converter Package
