JeffBoyette
Full Access Member
The past 2 oil changes i have used 7 quarts mobil 1 0W40 and 2 quarts Lucas full synthetic. As ive burned another 3000 miles, and $1350 in fuel, I was wondering if anyone is forking out the extra $30 bucks for the additives.
Also would it be safe to push it to 4k or 5k miles.
Also would it be safe to push it to 4k or 5k miles.