Quote:
Originally Posted by BlackDeuceCoupe
"Plus, there's the 'old car' exemption, if you will. That is, if the oil is designed to be used in pre-2007 vehicles - all bets are off. So, for instance, regular Mobil 1 10W-30 oil, sold in 1 qt. bottles in an automotive stores cannot have over 800 ppm 'zinc' (ZDDP) - but, if it says "HIGH MILEAGE" on the bottle, then it's okay to 'boost' the additives - 1100 ppm ZDDP or whatever the market will bear - and the regulators will turn a 'blind eye' to it."
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I did not know that. If my cats die they will be replaced with bigger and better flowing ones.....or, heaven forbid, straight pipe.