Extreme Performance takes pride in being a leader in the ever-growing industry of off-road. Located in San Bernardino, CA.

We have been in business since 1992. Since then our customer base has grown steadily, one thing that has never changed is our commitment to providing safe, reliable and quality products to our customer. In keeping with this philosophy, Extreme Performance, adheres to six values that sets our company apart from the competition.

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Safety – Safety is the number one priority of Extreme Performance, from the ground up our vehicles are manufactured with safety as the utmost concern.


Quality – Extreme Performance guarantee’s our customer’s exceptional quality, by providing them with the best products and finest workmanship on the market, while still keeping our prices competitive.


Technology – We use the latest technology to ensure that our vehicles maintain the accuracy and precision that make us proud to put our name on it.

Style – Extreme Performance recognizes that there are “different strokes for different folks”.  We recognize the importance of offering the most diverse and versatile selection of vehicles in the industry, without sacrificing the wants and needs of our customer.


Service – Extreme Performance provides customer service that is second to none.  We pride ourselves in the fact that we take the time and commitment to ensure that all of our customer’s needs are heard and met.


Family – We are family owned and operated, which also means our company is family driven.  With our Dune Smart and Sober Duner’s Live It Up campaigns we maintain focus on the importance of keeping this sport responsible and family orientated.


These core values make up the foundation of our company, and it is with these values in mind that help to make Extreme Performance the best in the business.  So, if you are looking for the best of the best, you have come to the right place!


Please Dune Smart and Dune Safe!


Allan and Melissa Nimmo and the entire Extreme Performance Family