With the ever-increasing popularity of stuffing late-model powertrain components between early model framerails, things can become tricky. Either you love the idea or are totally against it. Many are ...

Our supersized 427-cube small-block (See "The Anti LS," PHR Oct. and Nov. '11) seemed just right for our '75 Chevelle Laguna project car—big cubes and big power in a traditional small-block package.

Amidst the myriad of GM performance vehicles of the modern era sits one of GM's best-kept secrets. It is not a limited edition model or a one-off product built to destroy the supercars of Europe, but ...

For those readers who may be unaware Trifecta Performance is a tuning shop based in Snohomish, Washington that specializes in upgrading the go in a variety of GM platforms. As GM Authority covered ...

Now that the new Chevy Colorado has been announced, it's clear that the mid-size truck segment is having a moment. The 2023 Chevy Colorado is going to bask in the glow for a bit, before the spotlight ...

Geiger Cars LPG Chevrolet Tahoe Hybrid – Click above for high-res image gallery We’re used to seeing Geiger Cars tackle wild horsepower-riddled projects, but the tuner’s latest effort involves none ...

Excluding the strip-slaying COPO, the most powerful road-going Camaro ever comes in the guise of the ZL1. Redesigned from the ground up for the 2017 model year, the muscle-bound pony car delivers ...

Today, Kirby’s focus has shifted toward following industry news, and he has a sincere passion for one-off and tuned vehicles, car toys (especially LEGO brand,) and anything else even closely related ...