Chevy GM LS1 LS2 LS6 Fabricated 102mm EFI Ram Air Intake Manifold Black They're 40 percent lighter

They're 40 percent lighter

strength and horsepower capabilities are significantly outstanding compared to cast forged crankshafts

Made from premium materials and built to exacting tolerances

This new setup ensures a more 'crisp' shift

The high carbon steel material is incredibly strong and can withstand the rigors of the most extreme engines

Chevy GM LS1 LS2 LS6 Fabricated 102mm EFI Ram Air Intake Manifold Black They're 40 percent lighterWe designed our fabricated aluminum sheet metal intake manifold to improve the look and performance of your LS engine. The runners are velocity stacked, allowing air to move more smoothly at high velocities.