MFACTORY PRO SERIES - HONDA CIVIC B-SERIES B16A2 Y21 S4C FINAL DRIVE GEARS - 4.0 exterior and plenum volume changes via

and plenum volume changes via the use of our separately sold spacers

5th Gear: 0

Tested to over 2 million cycles

02-06 Honda RS-X / 02-05 CIVIC SI/EP3 W/ A/T REPLACEMENT MOUNT KIT - 90651

low-profile oil cap and low-profile moutning bolt kit

MFACTORY PRO SERIES - HONDA CIVIC B-SERIES B16A2 Y21 S4C FINAL DRIVE GEARS - 4.0 exterior and plenum volume changes viaTake 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