Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6-Black 300-226BK wheel-hubs-and-bearings 561 253 409 F

561 253 409 F

1970-1971 Plymouth Cuda 383 CID

7L V8 1979 Pontiac Grand Prix SJ 231/3

5 V8 1972 - 1973 Pontiac Firebird Trans Am 455/7

4 L4 2011 - 2015 Chevrolet Cruze LTZ 83/1

Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6-Black 300-226BK wheel-hubs-and-bearings 561 253 409 FLS1 LS2 LS6 Cathedral Port Carbureted Base Only (Plenum Top Mounting Fabrication Flange Available) 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 applications where induction system height is not limited. Coupling this Hi Ram intake with the high flowing LS1 LS2 LS6 style cylinder heads has outstanding potential for N A and forced induction