SpeedFactory Radiator Filler Neck An16 Outlet D16 51320-S84-A01 It supports vehicle/system voltages up

It supports vehicle/system voltages up to 16V

Perfect for those who want a more motorsports look without a large wing

which has its roots in racing

but keeps the rocker pads up against the camshaft’s base circle

Turbocharger technology is rapidly evolving to meet strict fuel efficiency standards and exhaust gas regulations

SpeedFactory Radiator Filler Neck An16 Outlet D16 51320-S84-A01 It supports vehicle/system voltages upWhether you have a custom radiator or a SpeedFactory Race Tucked radiator, you need a proper way to fill your engine's cooling system from the highest point and we have the solution. SpeedFactory Racing D Series Upper Coolant Fill Necks are compatible with most aftermarket radiator setups, and change the high point of your cooling system for easy filling and system air bleeding. Our necks are manufactured in house using high quality aluminum materials