MFACTORY MAZDA 3/6 PROTEGE MPS 5 SPEED FINAL DRIVE GEARS - 4.933 exterior The Ram Air Box is

The Ram Air Box is manufactured from crosslinked polymer to provide superior thermal rejection and structural strength as the air filter's housing

Though the standard Ultra Manifold already allows for 8 injectors to be mounted using two fuel rails

black anodized finish

ECUs for the D16V1 and D17 may be sourced from the following vehicles

Quaife to name a few

MFACTORY MAZDA 3/6 PROTEGE MPS 5 SPEED FINAL DRIVE GEARS - 4.933 exterior The Ram Air Box isTake your performance to the next level with the MFactory PRO Series Gears. Recognizing the demand for transmission components that can withstand the extreme shock loads produced during Drag Racing, MFactory Competition Products are proud to offer our range of top tier competition level gears. Final drive gears are cut from high quality fully carburized forged nickel chromoly steel while also benefitting from a proprietary heat treatment process. As a