COMP Cams High Energy Rocker Arms Cylinder Heads A common upgrade on high-mileage

A common upgrade on high-mileage turbo vehicles

0-inch mandrel-bent 14-gauge mandrel-bent steel with a high-flow straight-through or chambered muffler section depending on the intended sound profile

Each unit is flow-benched and calibrated at the factory to ensure consistent air/fuel metering right out of the box

The extra thermal capacity is a game-changer when you're pulling a 15

COMP Cams High Energy Rocker Arms Cylinder Heads A common upgrade on high-mileageThe COMP Cams High Energy Rocker Arms are precision rocker arms from COMP Cams, engineered for consistent valve actuation at high RPM. These rocker arms convert camshaft lobe motion into precise valve opening and closing events with minimal friction and deflection, maintaining accurate ratio throughout the operating range. Part 20290 is configured for its specific application with attention to fitment requirements. COMP Cams rocker arms are