Full Function Engineering Secondary Fuel Rail (X4 Injectors)

Fitment: 93-99 Mazda RX7 (13B-REW) WITH Excessive Manufacturing lower intake manifold.

Includes Lower O-Ring Inserts

1/2″ Bore – Suited for high horsepower needs
O-ringed end fittings – No more Teflon tape/worn threads!
Centering Spacers – Ensuring injectors are centered for no air/fuel leaks
Stainless Hardware – High strength/corrosion resistant

Standard fitment is for 48mm (EV14) injectors.