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 ...

When you think of the words "Kinsler fuel injection," your mind probably recalls the mechanical injection setups of the 1960s and '70s--those ubiquitous isolated-runner systems with ram tubes for each ...

With the C6 ZR1, a new threshold of factory performance was achieved with its supercharged LS9 engine. Rated at 638 horsepower, it was the highest-output engine in a regular-production Corvette until ...

This 2017 Chevrolet Corvette Z06 2LZ on Exotic Car Trader boasts a Katech Stage 3 upgrade with over 850 horsepower, offering supercar performance and American muscle in one package. The Chevrolet ...

General Motors' new LS2 small-block, which debuted in '05 Corvettes, GTOs, and selected SSR pickups, is something of an odd breed. Dubbed a Gen IV, the biggest physical differences between it and its ...

Fleet owners looking for a new engine solution will have new technology to turn to thanks to a partnership between Stanadyne, Katech and the Propane Education and Research Council. The innovation ...

If you follow the success of Cadillac’s SCCA Speed World Challenge racing program, you might wish your off-the-shelf CTS V-Series performed with the same gusto as Caddy’s race car. Now, thanks to ...

If you follow the success of Cadillac’s SCCA Speed World Challenge racing program, you might wish your off-the-shelf CTS V-Series performed with the same gusto as Caddy’s race car. Now, thanks to ...