LS1/LS2/LS6 Hi-Ram Aluminum Intake Manifold, Holley Holley LS1/LS2/LS6 High-Ram Aluminum Intake Manifold The Holley GM LS1/LS2/LS6 Modular Hi–Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet–metal for high–performance... MSRP: Was: Price: Now: $1,009.95 Quick view Add to Cart SKU: 300-122 Previous 1 2