Skip to content

Talk to a real person

Verify parts fit & get recommendationsMon-Fri 9AM-6PM CST

Low stock

Regular price
Sale price $143.97 Regular price $194.97

Product Information

This Royal Purple HMX synthetic high-mileage motor oil is supplied in SAE 5W-20 viscosity and a 5-quart bottle for the select 1997-2026 applications listed below.

Royal Purple states that its Synerlec technology supports film strength, oxidation resistance and oil retention on metal components during startup.

Always follow the vehicle manufacturer's required viscosity and service specification. Manufacturer part number 37518 identifies this exact 5-quart product.

Anything Coyote
Anything Coyote - Anything Coyote
Anything Coyote

No Robots. Just Car People.

Buying parts for your Mustang or F-150 should not feel like homework. Too many stores bury you in a giant catalog, slap the same distributor description on every product, and leave you guessing whether it even fits.


We do it the other way. We carry the brands you already trust, we tell you what a part actually does, and we give you the truth about the tradeoffs before you spend a dollar. Drone on that exhaust. Ride quality on those springs. Whether you need a tune. The stuff the big catalogs leave out.

Learn More