GM LS Cathedral Port Intake Manifolds

FAST LSXR 102mm LS1/LS6/LS7 Intake Manifold Port to Cylinder Head Seal Set

Holley Lo-Ram LS1 105mm EFI Intake Manifold 300-621BK The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or...

Holley Lo-Ram LS1 105mm EFI Intake Manifold 300-620BK The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or...

Sniper O-Ring and Mounting Hardware Kit for LS3/L92 Manifolds 870003

Holley Lo-Ram LS1 105mm EFI Intake Manifold 300-620 The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or...

Holley Lo-Ram LS1 105mm EFI Intake Manifold 300-621 The Holley LS1/2/6 Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS1/2/6 (cathedral port) cylinder heads. These intake manifolds will work with OE or...

Holley LS EFI Billet Throttle Body Intake Elbow 300-253BK These machined billet aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the...

Holley LS EFI Billet Throttle Body Intake Elbow 300-253 These machined billet aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the...

Holley LS EFI Throttle Body Intake Elbow 300-248BK These cast aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the throttle body to...

Holley LS EFI Throttle Body Intake Elbow 300-240 This cast EFI intake elbow allows the use of GM LS throttle bodies on any intake manifold w/ the 4150 mounting flange. Slotted mounting holes & dual throttle cable mounting bracket bosses allow the...

Holley LS EFI Throttle Body Intake Elbow 300-248 These cast aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the throttle body to...

Holley LS EFI Throttle Body Intake Elbow 300-240BK This cast EFI intake elbow allows the use of GM LS throttle bodies on any intake manifold w/ the 4150 mounting flange. Slotted mounting holes & dual throttle cable mounting bracket bosses allow the...