Welcome to Performance Unlimited, Inc.
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
Our Best Values Are:
- We drop you off and pick you up so you don't miss important business and family appointments (within 10 miles of our shop located just north of McHenry - Click here for Map and Direction)
- Family Owned and operated - so we understand what it means when your car or truck fails
- ASE Certified Technicians - We proudly display our certificates
- 24,000 mile / 24 month warranty on all provided services
- Constant Continuing Education means we never fall behind new technologies
- 24 Point Vehicle Inspection - Ask for one. It’s FREE
As soon as Summer gets here we’ll have some specials!!
View Goodyear $60 Tire Rebate (Expires 6/30/15)
VIEW Uo to $506 Rancho Suspension and Shocks Rebate (Expires 6/30/15)
VIEW Up to $100 Dynomax Performance Exhaust Rebates (Expires 6/30/15)
FREE TIRE ROTATION*
FREE BRAKE AND SAFETY INSPECTION*
*with non-discounted Oil Change
Shocks, Struts, Suspension, Spring Grove | Shocks, Struts, Suspension, Wonder Lake
shocks, struts, suspension, Johnsburg | shocks, struts, suspension, McCullom Lake