Originally Posted by nogig
Do you use a quart less of oil in your car if you use synthetic?
I used AMSOIL in my Ranger for 11 years. It USES less oil but I mean that it never drops from the FULL line. It had 120,000 miles, a major tune-up, all hoses, belts,wars, plugs, injectors, and the only thing that failed was the clutch booster, the engine is good as new inside