I had done this a few months ago, but since I have not seen this done before I thought I would share the path that I took to install the ARB CKMA12 air compressor in a non-traditional location in my WJ. As some background information I was wanting to install on board air for primarily tire inflating from airing down on trail and my cigarette lighter compressor just wasn't up to snuff and even blew a fuse from overheating and drawing too much current on the little guy I had. I had been eyeing... ARB CKMA12 On Board Air Compressor Installation