Modifications for your 5.3L Vortec V8 engine are a lot like eating potato chips ... you can't stop at just one. It starts innocently enough with a cold air intake, because hey, who doesn't want better ...

The 5.3-liter V8 Ecotec3 might seem like the stepchild of the General Motors family, especially with the LS series of engines around, but it's a winner in its own right. This naturally aspirated ...

A lawsuit filed against GM that was previously dismissed has been sent back to a district court in Missouri after appeal. The class action lawsuit alleges that several GM trucks and SUVs spanning the ...

Chevrolet engines have found their way into everything from economy cars to high-horsepower performance machines. The sheer breadth of that range means a few bad apples are sadly inevitable. Within ...

The past couple of show seasons we've noticed more than a few classic trucks with a late-model Chevy 5.3L LS engines between the fenders, which got us talking with their owners about the switch to a ...