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Offering The Very Best In Diesel Additives, Gasoline Additives, Engine Oil Additives.

300ulsw-thumb.png carbontreat-1-.jpg   schaeffer-diesel-hotline-1.jpg
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neutra-plus.png soyshield-logo.png soyshield-gallon.png Schaeffer Moly EP Oil Treatment


Schaeffer's FUEL AND OIL ADDITIVES can increase fuel economy, remove carbon deposits from injectors, help prevent gelling, disperse water in fuel and improve cetane.  If you are not sure which product is right for you, give us a call (360)336-2319. 

We believe in Schaeffer Manufacturing, a company that has over 175 years in business.