We have provided Ventura and Los Angeles Counties with the latest and greatest products and unprecedented service for everything automotive performance since we opened our doors. Time and time again, our customers have been coming back to work with us, whether they are continuing their current build, starting a new one, or simply getting a maintenance service such as an oil change, new tires, or brakes. Powerhouse Performance has proven to be a reliable and trusted one-stop shop.

Meet Our Owner & Founder

As owner and operator of Powerhouse Performance, Thomas Stevens is a Simi Valley native born and raised. With 10+ years of experience in the aftermarket automotive industry exploring every aspect from marketing and sales to turning wrenches. He has experience working for and alongside industry leaders such as Magnuson Superchargers. He has used his knowledge and expertise to build Powerhouse Performance into a staple of the automotive aftermarket scene within Ventura County and beyond.