What years did GM use the LBZ Duramax?
What years did GM use the LBZ Duramax? The 6.6-liter LBZ Duramax V8 diesel engine was introduced midway through the 2006 model year, when it replaced the 6.6 liter LLY Duramax variant....GM 6.6 Liter LBZ V-8 Duramax Turbo Diesel Engine.Displacement:6.6L / 403 cu. in.Vehicles:Chevrolet Silverado HD, GMC Sierra HDIntroduced:Mid-2006 model yearDiscontinued:2007 model year How many horsepower does a 6.6L Duramax have? Over the engine’s lifespan it has gone through 6 different engine variations: LB7, LLY, LBZ, LMM, LML, and L5P. From the first generation to the one currently in production today, the 6.6L Duramax has nearly double its horsepower and...