Performance Unlimited Inc.

Quality auto repair and maintenance for cars and trucks in and around McHenry County

P: 815-728-0343

denny@4performanceunlimited.com

www.4performanceunlimited.com

Automotive / Services /

5415 Austin Ct.

Ringwood, IL 60072

AUTO SERVICE & HIGH PERFORMANCE ACCESSORIES

For more than 30 years, Performance Unlimited, a family owned and operated auto repair service, has kept family cars on the road, while also keeping racers in the winner’s circle and classic restorations rolling. From basic maintenance to complex repairs, we have the expertise to make auto ownership safe, reliable and cost effective. Our expert auto-repair technicians are certified and combine extensive and ongoing training with a vast level of experience working with all makes and models – foreign and domestic.

Classic and performance racers and enthusiasts also turn to Performance Unlimited with confidence knowing that we will help them to achieve that winning edge – whether competing on the track, at a car show or for the hearts of car lovers on the road.

Whatever your automotive goals – reliability, financially efficient operation and/or speed and handling – Performance Unlimited offers unlimited performance.

Distinctive Auto Service and Truck Repair
Truck and High Performance Accessories


  • Foreign and Domestic Auto Service and Truck Repair
  • Fleet Vehicle Repair and Maintenance
  • State of the Art Diagnostic Equipment


Scheduled Maintenance under Auto and
Truck Manufacturers Warranty (Any make, any model)

Serving the Greater McHenry Area Since 1982