GM LS Cathedral Port Intake Manifolds

LSXceleration LS Truck Intake Manifold Gaskets 14-60413 (Cathedral Port) For GM LS Truck 4.8L 5.3L 6.0L with Cathedral Port.

FiTech LS Truck Aluminum Intake Manifold w/ Fuel Rails 70066 Includes fuel rails and hardware. Includes O-Ring Seals and Hardware. Aprox. 2 inches taller than the FiTech low profile manifold. Designed to clear truck accessories. Fuel Rail brackets...

Mahle GM LS1/LS6 Intake Manifold Gaskets MS16350 For LS1/LS6 and FAST LSXR LS7 Applications

FiTech LS Cathedral Port Low Profile Aluminum Intake Manifold w/ Fuel Rails Includes O-Ring Seals and Hardware. Fuel Rail brackets included are for use with FiTech or 38mm (o-ring to o-ring) tall w/ 14mm bottom diameter.

Mahle GM LS Truck Intake Manifold Gaskets MS16340 (Cathedral Port) For GM LS Truck 4.8L 5.4L 6.0L with Cathedral Port.

FAST LSXR LS1/LS2 Intake Manifold and 102mm Throttle Body Kit 146302B-KIT Kit includes FAST 146302B Intake Manifold and FAST 54103 Throttle Body. FAST engineers teamed up with airflow specialist at Racing Head Service to develop polymer intake...

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

FiTech LS1/LS2 102mm Loaded Intake Manifold Kit Kit Includes:   Low profile 102mm inlet, aluminum fabricated intake with 1500-6500 rpm power-band, 3mm construction tig welded, black anodized with embossed Fitech logo. CNC machined with O-ring...

FAST LSXRT Intake Manifold and 102mm Throttle Body Kit 146602B-KIT Kit includes FAST 146602B Intake Manifold and FAST 54103 Throttle Body. Designed specifically for GM 4.8/5.3/6.0L cathedral port cylinder head-equipped truck engines and cathedral...

FiTech LS1/LS2 92mm Loaded Intake Manifold Kit Kit Includes:   Low profile 92mm inlet, aluminum fabricated intake with 1500-6500 rpm power-band, 3mm construction tig welded, black anodized with embossed Fitech logo. CNC machined with O-ring...

LSXRT 102mm Truck Intake Manifold For Cathedral Port Heads  Designed specifically for GM 4.8/5.3/6.0L cathedral port cylinder head-equipped truck engines and cathedral port LS1, -2, -6 applications where hood clearance is not a concern, the...

Chevrolet Performance TBSS Truck Intake Manifold 12580420 FEATURES & BENEFITS: Evenly distributes the combustion mixture (or just air in a direct injection system) to each intake port in the cylinder head for proper function GM-recommended...