Nostrum Upgraded Stage 3 Fuel Injectors Rear Main Seals and a pleasantly aggressive one

and a pleasantly aggressive one under hard acceleration

Often aftermarket intake systems feature an open air filter element in the engine bay which draws in hot air which actually reduces horsepower

leading to erratic clamping loads and further resulting in engine failure rates

Features a microglass element with fluorosilicone 0-rings

These are the same machined aluminum injector seats used in Radium fuel rail kits for Subarus

Nostrum Upgraded Stage 3 Fuel Injectors Rear Main Seals and a pleasantly aggressive oneThe long awaited and highly anticipated Stage 3 injectors for the 3. 0L Ecoboost Ford Explorer ST are now available. With a mind blowing increase of 96% more fuel than the stock injector, the Stage 3s are what you want when you have a built engine, larger turbos, and the desire to push them to the absolute limit. Why Stage 3? More flow of course! One of the hurdles with DI is that as you increase pump pressure, the volumetric efficiency goes down. By