ATTENTION RED LINE OIL CUSTOMERS: Please be advised that we are not accepting walk-in customers at our Benicia office at this time due to COVID-19. You may place an order at or call us at (707) 745-6100. All orders will be shipped to your requested address at our standard shipping rate. We apologize for the inconvenience and hope to open our doors again to you in the near future. Thank you for supporting Red Line Oil, we appreciate your business.

INTERNATIONAL CREDIT CARDS: Unfortunatley, our website does not accept international credit cards. If you have any questions, please contact us directly at (707) 745-6100.

Due to the inclement weather, your order may be delayed for several days. We appreciate your patience and understanding.

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Honda Performance Development (HPD) Image


HPD is Honda's racing company in North America and is a wholly-owned subsidiary of American Honda Motor Co., Inc. Founded in 1993, HPD is the technical operations center for Honda's high-performance racing programs and specializes in the design and development of race engines, chassis and performance parts, as well as technical and race support. Red Line Oil is the official lubricant partner of HPD’s Honda Racing Line program and works with HPD to ensure the highest level of engine performance and protection wherever Red Line products are used. This includes supplying Red Line Synthetic Oil as the official factory fill for the current-generation of Honda Civic Si race cars, engineered by HPD, and used in North American touring car racing. Red Line lubricants are also used in the Civic-powered F4 U.S. Championship and F3 Americas open wheel series that provide a solid foundation for drivers aspiring to the highest levels in motorsport.