Better Mileage with Molyslip E Oil Supplment and ATS

About 11 years ago, being a high mileage driver I was quickly out of warranty on my new Grand Prix. I had read about Molyslip performance in the news paper and took the article to my local GM service advisor. His response was “ …if we recommended an engine oil additive, which we don’t, that’s the one we’d choose”! So I tried it.

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