Welcome to the new Lopersperformance.co!

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Our knowledgable sales staff strives to assist you in all your performance needs. Our large inventory of parts, covering most domestic V8 cars and trucks, will help you get back on the street or track. We are centrally located in the heart of downtown Phoenix and Mesa, making it easier to locate us and your parts quick. We are a supplier of the following companies: Holley, Edelbrock, XRP, Hooker, Hedman, FelPro, ARP, Flowmaster, Quickfuel, MSD, K&N Filters, Moroso, Autometer, Competiton Cams, Scat, OER, and many more! Check out our manufacturers page for full list.

"Serving performance minded people since 1967"
A slogan stated by John Loper Sr. and has never varied for over 4 decades.