J&R Performance is your one stop shop for modern muscle in Phoenix, Arizona.

J&R Performance specialists have the experience and tools to improve your GM car or truck and make it stand out from the pack. Call today or swing by our shop to meet with one of our specialists. There are thousands of customizations we can perform to make your ride one of a kind. From superchargers to oil changes, no job is too big or too small. At J&R Performance, we guarantee all our work. It’s our privilege to elevate your muscle car to the next level.

GM Car and Truck Specialists

Camaro Gallery

GM Car Gallery

Classic Car Gallery

GM Truck Gallery

On the Track

Miscellaneous

Most Popular Upgrades at J&R Performance

Click on an image for more information on our most popular services.

Supercharger Installation

Exhaust Upgrades

Suspension Upgrades

Brake Upgrades

Maintenance Services

Latest Projects

What’s new at J&R Performance