Originally Posted by HeavyChevy3800

I change mine about every 3,000 miles. Open PCV system and valve cover breathers FTW. I use whatever synthetic is on sale and a Mobil 1 filter. If you're not spending money for the good stuff all the "regular" synthetic oils are the same bullshit.

Originally Posted by martz0r

Usually every 3-4k... Mobil 1 5w20 w/ a Motorcraft filter... The only car I've had that doesn't burn any oil in between changes. *crosses fingers*