RAD Industries 2JZ-GE Billet Upper Water Neck diesel boost firewall grommet

firewall grommet

Available in a variety of flow rates and pressures

Haltech's Plug’n’Play Adaptor Harnesses allow you to use Haltech’s universal Elite ECUs by connecting them directly to the factory harness in your car via a Plug’n’Play adaptor

2 x Knock inputs

Ethanol/Methanol Safe

RAD Industries 2JZ-GE Billet Upper Water Neck diesel boost firewall grommetRAD Industries 2JZ GE Billet Upper Water Neck This RAD Industries Billet Upper Water Neck is for the 2JZ GE head and will allow you to adapt to AN fittings on your GE engine. It has 16 ORB female threads so you can use a union fitting for either 16 or 20 for your upper radiator hose. The upper water neck uses an o ring to seal to the head so no gaskets are needed. It has two ports on the bottom, a 1 8" npt and a 1 4" npt for a sensor or for coolant