Transmission Stage 4 Kit - 1999-2003 Ford 4R100 4wd 2013 Mass Flow Return (MFR) technology

Mass Flow Return (MFR) technology is used to continually polish your fuel by keeping a positive pressure on the fuel being delivered to the engine to prevent cavitation along with galling and scoring

Coast Clutch Frictions/Steels

Packing Information:

Clutch - Overrun Roller

Kit includes stainless steel hardware

Transmission Stage 4 Kit - 1999-2003 Ford 4R100 4wd 2013 Mass Flow Return (MFR) technologyThe stock transmission is designed to handle the output of the stock engine, but not much more. Increase the durability of your drivetrain with a BD transmission. All transmissions come with BD's heavy duty transmission pan and most packages come bundled with our auxiliary transmission filter kit for added protection! Increase the durability of your drivetrain BD aluminum HD deep pan, increases oil capacity by 6qt Machined center support Reworked