On December 12, the mad folks at Hennessey Performance Engineering rolled out the Goliath 650 supercharged upgrade for the GMC Sierra 1500 with the 6.2-liter small block.

Hennessey Performance Engineering charges $27,950 to upgrade the Escalade's GMC-branded cousin with a thumpin' great blower, pushing the 6.2-liter small block to 650 horsepower and 658 pound-feet ...

One of those options is the Goliath 650 upgrade that Hennessey Performance announced on Monday. It adds a supercharger to the available 6.2-liter V-8 offered in the trucks, lifting power by 55%.

Hennessey is no stranger to taking some of America’s most popular pickup trucks and significantly increasing their performance. For its latest project, it developed a package for both the ...

The 2025 Escalade-V is turning heads with its Hennessey Performance upgrade, boasting an eye-watering output of over 1,000 horsepower. While the standard model was already a formidable high ...

The Cadillac Escalade-V is an absolute beast. It is powered by a 6.2-liter supercharged V8 churning out 682 hp and 653 lb-ft (885 Nm), figures once reserved for market-leading supercars. Hennessey ...