Performance without compromise. At PEAK, we're the independent guys, running a family-owned business that's not like Big Oil. Here, American-made quality and value go into good, honest oil, with everything your engine needs to run right for the long haul.
API service SIN resource conserving. SAE 10W-30. Exceeds U.S. and import car and light truck warranty requirements for all automotive gasoline engines currently in use where a SAE 10W-30 that meets API SN, ILSAC GF-5 and previous API/ILSAC Standards is specified.