Michigan-based tuner Katech Performance is very well-known for its Chevy Corvette and Camaro engine upgrade programs, but owners of full-size General Motors SUVs like the Chevy Tahoe and GMC Yukon can ...

Back in 2019, Michigan-based performance shop Katech released a video showing it boosting the supercharged 6.2L LT5 V8 engine from the C7 Corvette ZR1 to over 1,000 horsepower with relatively minor ...

Cylinder head porting is an advanced area of car tuning, so to help you get around what it all means, we take a closer look at the sure-fire way to improve an engine’s performance potential. You may ...

From the factory, Chevrolet's supercharged 6.2-liter LT5 crate engine—used in the C7 Corvette ZR1—makes 755 horsepower. If that's just not enough for you, Katech Performance, the same folks ...