When introduced for the '05 model year, the C6 received the evolutionary Gen IV LS2 powerplant, which carried ratings of 400 horsepower and 400 lb-ft of torque. While the new engine's cylinder heads ...

We’re upgrading the 1950 hearse LS swap with a custom fresh air intake! Follow along as we improve performance and keep things cool under the hood. #LSswap #ClassicCarBuild #CustomIntake Canada has a ...

When HPP was approached by Jeremy Formato at Fasterproms about increasing the power in our '05 6.0L LS2 GTO without breaking the bank, we were all ears. He suggested a simple swap to a cost-effective, ...

If you're just tuning in, we're installing a Trick Flow GenX top-end engine kit, which features 225cc CNC-ported cylinder heads, a camshaft with 228/230-degrees duration at 0.050 and 0.585/0.585 lift ...

In part one of our Great Crate Update, we subjected a GM Performance Parts LS2 crate motor to a series of performance modifications, including a Comp Xtreme Energy cam, a FAST LSX intake, and two ...

Here at GM Authority: The Ultimate Independent Destination for all things General Motors, we would like to think that you can stick an LS-motor in anything to improve it, but sometimes people find ...