San Diego & Nationwide Performance Automotive Part Sales


Since 1978, AJ-USA, Inc has been a leader in supplying both OEM and Performance Parts to San Diego and Nationwide. We have the parts that you need for your vehicle such as shocks, springs, brakes and more!

Our commitment to customer service is second to none and our goal is to provide the highest quality parts and exceptional service at the best prices in the business.

We are proud authorized distributors of all of your favorite brands including: AEM, Airaid, Bilstein, Covercraft, EBC Brakes, Gibson, H&R Springs, Hawk, K&N, StopTech, Vogtland, WeatherTech & many more top brands.


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