Holley LS EFI Manifold - 2x4 Dual Plane - Black - 300-121BK transmission-cooler-lines V8 FLEX OHV Naturally Aspirated

V8 FLEX OHV Naturally Aspirated 2002 GMC Sierra 1500 SLE Extended Cab Pickup 4-Door 5

3 V8 2000 - 2007 Dodge Durango 287/4

76" Emission Code 5 Heater Return Port Size 1/8" NPT Hose Location Inlet Driver Hose Location Outlet Passenger Inlet Size 1-3/8" Mounting Type Saddle Mount Outlet Size 1-5/8" Overall Dimension 20 x 32 Product Type Radiators Rows 4 Transcooler Provision 1/2-20 Straight Thread G 1/4

7L V8 1970 - 1974 Chevrolet G10 Van 350/5

4L V8 1973 - 1991 GMC Jimmy 350/5

Holley LS EFI Manifold - 2x4 Dual Plane - Black - 300-121BK transmission-cooler-lines V8 FLEX OHV Naturally AspiratedOverview: Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1 LS2 LS6 engines Features: The Holley GM LS1 LS2 LS6 2x4V dual plane was designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans Am and at Lemans in the 1960s. The technology of the LS pushrod engine is now mated with the im The dual plane equal distribution layout produces great mid range torque without compromising top end power.