System 1 O-Ring Kit for 4" Diameter Spin-On Filter

O-ring kit for 4" diameter spin-on filter

System One produces reusable aluminum oil and fuel filters, billet aluminum block adapters, and oil pumps. System One in-line and canister-style filters are environmentally safe and will last much longer than conventional filters. Today, System 1 stands ready to provide racers in all forms of competition with a wide range of highly effective filtration products. The company has also expanded its line of products for automotive and light truck applications, as well as heavy-duty trucking, farming and industrial applications. And they’re all proudly manufactured in the U.S.A.

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