Materials Added To Engine Oils :: Engine Oil :: Maintenance Procedures :: Maintaining Your Vehicle :: Jeep Wrangler Owner's Manual :: Jeep Wrangler - JeepManuals.org

Materials Added To Engine Oils

Jeep Wrangler / Jeep Wrangler Owner's Manual / Maintaining Your Vehicle / Maintenance Procedures / Engine Oil / Materials Added To Engine Oils

Do not add any supplemental materials, other than leak detection dyes, to your engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives.

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