F.A.S.T. LSXHR Intake Manifold - 103 mm Throttle Body Flange - Tunnel Ram - Rectangle Port - Fuel Rails Included - Plastic - Black - LS3 Sprint Car Radiators & Components Available in natural white

Available in natural white

Not intended or recommended for street or circle track use

Vehicle Applications: CHEVROLET SILVERADO/GMC SIERRA REGULAR CAB 14-18

3/8" NPT male extension for use with Mechanical Temperature gauges only

73 ° angle on the two center bolts

F.A.S.T. LSXHR Intake Manifold - 103 mm Throttle Body Flange - Tunnel Ram - Rectangle Port - Fuel Rails Included - Plastic - Black - LS3 Sprint Car Radiators & Components Available in natural whiteVirtually eliminates heat soak Average 30 HP gain over competitor tunnel ram manifolds Rated for up to 45psi of boost pressure Forward or firewall facing throttle body installation Available for rectangular LS3 and raised port LS7 enginesFAST is the leading developer of electronic fuel injection systems, EFI components, intake manifolds, tuning tools for high performance and street applications. For over 10 years, FAST has been recognized as the