I've never seen one before and didn't know it was possible on a renix, would this chip do anything? Anybody suggest one? It'd be nice to try and get some power but I doubt this would do anything at all.
http://www.amazon.com/gp/product/B00WFIJUYW?keywords=jeep%20comanche&psc=1&qid=1457586559&ref_=sr_1_1&sr=8-1-spons