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ProAm Auto Accessories - Engine Oil

Royal Purple offers 3 levels of full synthetic engine protection - API Certified oils, HPS High Performance Street oils, and XPR Extreme Performance Racing oils. We have what you need for your engine protection.

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These oils are certified by the American Petroleum Institute (API) and are intended for use in all vehicles still under manufacturer's warranty. Use when certified SN, SL, or CJ certifications are required.
These are Royal Purple's most advanced oils for street car use. HPS oils have higher levels of ZDDP, the anti-wear additive used to protect flat tappet valvetrains. Choose these oils for hot...More Details »
Royal Purple's very best synthetic racing oils. When only the very best oil will do, choose an XPR for your race engine. High levels of ZDDP and other Synerlec additives, XPR is for high...More Details »

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