GM LS1 OE Rocker Arm Set Colour_Polished This intake manifold does not

This intake manifold does not work with factory OEM fuel rails and requires the use of Aeroflow Fuel Rail Kit included (AF6999-4003)

Engine Coolant Temp (ECT) (02-04 K20 style)

Exducer:  56mm

It's just a matter of hooking up the boost referenced vacuum line or a mac valve solenoid and you are ready to go

GM LS1 OE Rocker Arm Set Colour_Polished This intake manifold does notStraight Design, 1. 7 Ratio, GM12681275 These Aeroflow Performance OEM GM LS rocker arms feature an upgraded trunnion and install easily on your LS cylinder heads without any modifications and a direct OEM (GM12681275) replacement rocker. The rocker is a pedestal mount, roller fulcrum style, and are made of ductile iron construction. Each rocker also features an oil slot design to priority feed the roller needle bearings and keep them cool for long