In the diesel engine arena, there are, arguably, few powerplants held in quite as high a regard as the vaunted 6.6L Duramax. The turbocharged beast is the brainchild of General Motors who, in 1998, ...

High mileage on a 6.6 Duramax is less about a single scary number on the odometer and more about how that number lines up with the engine’s design, maintenance history, and known weak spots. The same ...

We may receive a commission on purchases made from links. The Duramax namesake has been alive for over 20 years and has been offered in 12 different variations. While there are some newer engines in ...