Serving Kankakee and the Surrounding Area

SPEC Performance, Inc. Logo

No Salesmen, Just Mechanics

Diagnostic Jeep

Nobody knows your vehicle better than you. When you suspect there's something wrong with your car, visit family owned SPEC Performance, Inc. By using state-of-the-art diagnostic tools, our experienced team can determine what's wrong with your car and proceed with repairs.


Rest easy knowing you'll receive a lifetime warranty on most parts. Call 815-401-5211 today to receive quality diagnostic services from a business that's highly active in

your local community.

Reliable vehicle diagnostic work

Offering a wide range of auto diagnostic services

  • Check engine lights

  • Free basic diagnostic

  • Automatic and manual

  • Domestic and imported models

  • Road tests

  • Running issues

  • Fleet diagnostics

  • Initial inspections

Receive exceptional vehicle diagnostic services now

For your FREE basic diagnostic service and estimate, call: