Holley EFI Hi-Ram Intake Manifold Plenum Top - Natural - GM LS-Series Each 491506 or replacing connections

or replacing connections

Smartphone Compatible

Activate A Circuit And One RPM Point

pinion yokes or our famous 40 spline axles

lightest physical weights and legendary durability

Holley EFI Hi-Ram Intake Manifold Plenum Top - Natural - GM LS-Series Each 491506 or replacing connectionsHI RAM 95MM Plenum Top for EFI Hi Ram Manifolds Bolt down through design Product Description: Intake Manifold Hi Ram Plenum Top 95 mm Throttle Body Flange Tunnel Ram Aluminum Natural GM LS Series Holley is quickly becoming The New Standard In EFI! Holleys HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holleys EFI throttle body powers every NASCAR Sprint Cup Series team. Top racers are making the switch to Holley EFI every day.