HMTM439 PREMIUM AUTO F 5W-20 Performance levels: ACEA A1/B1, API SN/CF, ILSAC GF-5, FORD WSS-M2C925-B, FORD WSS-M2C948-B, CHRYSLER MS 6395. Always refer to the manufacturers handbook. Technical data available upon request. Meets the requirements of major automotive manufacturers. Ideal for professional and workshop use where a high-quality product is required. All HMT products are manufactured in the UK to the highest of international standards. Manufactured using virgin base oils and the latest in additive technology.