iWire's Speed Density Harnesses
If you are planning to do Speed Density or Hybrid MAF for your 2002 to Current Subaru, use iWire! This includes impreza, WRX, STi, Legacy GT, and more.
Our harnesses are made with Tefzel wire and Raychem DR-25 sleeved for the ultimate product that can withstand the heat of the engine bay.
We make a few different options so go to our Online Store
to check them all out.
Speed Density 2002-2007 Subarus
Speed Density 2008-2014
Speed Density 2015+
Hybrid MAF 2002-2007
Hybrid MAF 2008-2014
Hybrid MAF 2015+ STi
Hybrid MAF 2015+ WRX and 2015+ Forester Turbo