Automakers strive to produce the highest-performing engines that meet their budget goals. That often means the performance gains from porting and polishing intake (and exhaust) ports aren't ...

Though LS1-equipped '04 Goats were certainly stout, the bar was raised even further when GM rolled out the evolutionary Gen IV LS2 engine for the '05-'06 models. In addition to a host of improvements, ...

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 ...

Mopar Performance has been in the aluminum head market for quite a few years now with their Stage VI variations, which deliver the one-two punch of more power and lighter weight. The Stage VI heads ...

Porting an intake manifold essentially helps increase airflow into the engine. Improved airflow equates to more horsepower and helps the engine feel more responsive at the throttle. A standard intake ...