The box and manual call it "ARB Maximum Performance On-Board Air Supply." The website calls it "ARB Maximum Output On-Board Compressor." And most off-roaders simply call it in our own vernacular, "ARB ...
As nice as it’s been to have a self-contained, automatic-locking differential in the rear of our ’04 4Runner, there were compromises that came with the territory. Some didn’t seem that bad, such as ...