1. stang89bidges

    The 3 Specific Benefits Of Synthetic Engine Oil Over Conventional

    I just found this today researching on the interwebs. Great answer to an ancient question. Slick Benefits Q: I'm curious about motor oils and their influence on horsepower/longevity. I've used synthetic oil (Mobil 1) for many years now. My '88 Mustang GT 5.0 had over 400,000 miles when I sold...