Deatschwerks DW300C In-Tank Fuel Pump 340lph - Impreza, Legacy Cooling 100% digital technology that makes

100% digital technology that makes them the fastest responding wideband air/fuel ratio controllers in independent testing*

Well suited to high performance street or drag use

whatever changes you make to the base fueling will likely be in the wrong location

WHAT IS A WIDEBAND UEGO AIR/FUEL CONTROLLER

depending on vehicle

Deatschwerks DW300C In-Tank Fuel Pump 340lph - Impreza, Legacy Cooling 100% digital technology that makesFounded in 2004, Deatschwerks is dedicated to producing high performance fuel system solutions, from high flow fuel pumps, to mode specific drop in injectors. Each and every Deatchwerks part is tested and ready to fit straight out of the box. The importance of a good quality high flow fuel pump cannot be overstated, especially if you're running more than factory power. Once you pass the flow capacity of your stock pump, a high performance pump such as