Does Castrol GTX 5W-20 have the same anti-sludge technology that the 5w30/10W-30 weights have or is it a completly different formula? Thanks Joe
Quote:
Does Castrol GTX 5W-20 have the same anti-sludge technology that the 5w30/10W-30 weights have or is it a completly different formula? Thanks Joe![]()
Quote:
Kellog's All-Bran has pretty good anti-sludge technology.
Quote:
Quote:
Kellog's All-Bran has pretty good anti-sludge technology.
But it's not API certified...![]()
Quote:
Kellog's All-Bran has pretty good anti-sludge technology.