Skip to content

About Us

GRDTUNED is your number one premier German Automotive shop specializing in performance enhancing products for every car enthusiast. 
We pride ourselves in our dedication to assist customers in expertly choosing the right product for their project car. GRDTUNED offers a complete line of performance related products including brake systems, custom dyno tuning, exhausts, intakes, suspensions, turbo chargers, and engine management systems.

With over 20 years of experience in the performance industry, GRDTUNED has worked on everything from daily drivers to full out dedicated track cars. 
If you are local to us, professional installation and tuning services are also available. 

GRDTUNED is an exclusive supplier of many sought after products including APR, AW Tuning and Dinan Performance. Our strong knowledge and ability to install and tune the performance products that we sell makes us your best choice in optimal performance. 

GRDTUNED also offers reasonable and competitive rates on regular maintenance items and installation.

A good car will get you from point A to B. Our job is to get you there in style! Come see our family of professionals and we promise not to disappoint. 

Our Services:

Our qualified staff collectively has over 25 years of experience in the automobile performance industry. We use the latest diagnostic technology to provide optimal quality service. Our clientele of speed enthusiasts are a testament to our own personal drive for excellence. We have unhealthy passion for cars that leaves the customer with nothing short of perfection.

We also offer very reasonable and competitive rates on regular maintenance items and installation such as:

    • Alignments
    • Fuel System Services
    • Coolant Systems
    • Emission Repair Facility
    • Air Conditioning Service
    • Electrical Systems
    • Fleet Maintenance
    • Engine Work
    • Steering and Suspensions
    • Complete Computer Diagnostics
    • Complete Safety Analysis
    • Drivability Problems
    • Tune-ups
    • Oil Changes
    • Tires
    • Brake repair specialists
    • Mufflers and Exhaust Systems

To schedule an appointment give us a call or stop by the shop for a FREE QUOTE.

(630) 293-8830

397 Charles Ct, 

West Chicago, IL. 60185