Read more: How To Clean Your Car's Engine Bay: A Step-By-Step Guide Introduced in 2006 to replace the LLY Duramax engine, the LBZ, which could produce up to 360 hp and 650 lb-ft of torque ...

When I spoke to high performance engine specialist Gale Banks about this engine recently, he explained that, unlike the 6.6L Duramax which he has pushed past 1,200 hp, the 4.5L has relatively ...

In 2019, General Motors introduced the Duramax 3.0 diesel engine in its lineup, which could outperform or match its rivals in power and towing capacity. Several years later, in 2023, the inline ...