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Barnhardt Performance

"Where Experience Meets Innovation"

About Us

Welcome to Barnhardt Performance Auto Repair, where passion, precision, and performance come together in the heart of Bloomer, Wisconsin. What started as a dream in a small garage has grown into a trusted name throughout the Chippewa Valley and beyond—serving car enthusiasts, everyday drivers, and classic car collectors with unmatched dedication and skill.

As a veteran-owned business, we bring the values of integrity, discipline, and attention to detail into everything we do. With over 20 years of experience in the automotive industry, our team has seen it all—and fixed it all. From the roar of a high-performance engine to the quiet hum of a well-tuned classic, we understand that every vehicle has a story, and we’re here to help you write the next chapter.

Our specialty lies in classic car repair and custom vehicle upgrades. We take pride in restoring vintage beauties to their former glory, preserving the soul of the car while enhancing its reliability and performance. Whether it’s a full-frame restoration or a subtle upgrade, we treat every project with the care and craftsmanship it deserves.

But we don’t stop at classics. Our shop is equipped to handle everything from chassis dyno testing and performance tuning to engine rebuilds, transmission work, suspension upgrades, and everyday services like oil changes, brake repairs, and battery replacements. No matter the make, model, or condition, we approach each job with the same goal: to deliver results that exceed expectations.

At Barnhardt Performance, we believe in building relationships as strong as our repairs. Our customers aren’t just clients—they’re fellow enthusiasts, neighbors, and friends. We take the time to listen, understand your goals, and offer honest advice backed by decades of experience.

So whether you're chasing horsepower, restoring a family heirloom, or just need a reliable place to keep your vehicle running smoothly, we invite you to stop by and experience the Barnhardt difference. Let’s bring your automotive vision to life—together.

Areas Served

Chippewa Falls, WI | Bloomer, WI | Chippewa County, WI

Our Certifications

ASE Certified

What We Offer

Our Specialties include:

At Barnhardt Performance Auto Repair, excellence runs deep. As a proud veteran-owned business with over 20 years of hands-on experience, we bring precision, integrity, and passion to every job. Our team has a special love for classic car repair, treating vintage vehicles with the respect and craftsmanship they deserve. Whether you're restoring a timeless beauty or enhancing a modern ride, we offer custom vehicle upgrades tailored to your vision. From performance tuning to personalized touches, we’re here to make your car truly yours.

Our Services include:

Chassis Dyno Service: At Barnhardt Performance, our state-of-the-art chassis dyno lets you see exactly what your vehicle is capable of. Whether you're tuning for peak horsepower or dialing in torque curves, we provide accurate, real-time data to help you unlock your car’s full potential. It's not just about numbers—it’s about performance you can feel.
Performance Auto Repair: We specialize in bringing out the best in your vehicle. From custom upgrades to precision tuning, our performance auto repair services are designed for drivers who demand more. Whether you're building a track-ready machine or just want a little extra punch on the highway, we treat every car like it’s our own.
Engine Repair: Your engine is the heart of your vehicle—and we treat it with the care it deserves. From diagnostics to full rebuilds, our team tackles engine issues with skill and precision. Whether it’s a mysterious knock or a complete failure, we’ll get you back on the road with power and confidence.
Brakes: Stopping power is just as important as horsepower. At Barnhardt, we inspect, repair, and upgrade brake systems to ensure your safety and performance. Whether you need new pads, rotors, or a full system overhaul, we make sure your brakes respond when it matters most.
Transmission Work: Smooth shifts and reliable power delivery are key to a great driving experience. Our transmission services cover everything from fluid changes to rebuilds, ensuring your vehicle shifts like it should. Manual or automatic, street or strip—we’ve got you covered.
Suspension Work: A well-tuned suspension transforms your ride. Whether you're chasing better handling, a smoother drive, or a custom stance, our suspension services are tailored to your goals. From shocks and struts to full coilover setups, we help you find the perfect balance between comfort and control.
Oil Changes: Routine maintenance is the foundation of performance. Our oil change service is quick, thorough, and always includes a multi-point inspection to catch issues before they become problems. We use high-quality oils and filters to keep your engine running clean and strong.
Battery Replacements: A reliable start begins with a healthy battery. If your car is struggling to turn over or showing electrical issues, we’ll test and replace your battery with trusted brands that deliver long-lasting power. Fast, efficient, and done right the first time.

Our Brands include:

Testimonials

On 12/2/2024 Jack Lucas had this to say:
Trent truly does an awesome job! I was unsure of where to bring my vehicle when I needed the motor replaced. Trent is very professional, honest, and does great work!

On 10/24/2024 Jack Lucas had this to say:
I needed the motor replaced on my Cadillac ATS. Trent was very professional, knowledgeable, and did an awesome job on my car! I couldn't be happier, and will definitely return for any future needs. Testimonial written by Jack Lucas on this site.

On 7/18/2024 Brandi Ohrwall had this to say:
Had a busted wheel bearing, was able to get the part in and fixed it within two hours. Brilliant service!

On 6/14/2024 Trevor Schmitt had this to say:
Great service, a true professional.

On 6/14/2024 Trevor had this to say:
Great service, a true professional Testimonial written by Trevor on this site.

Contact Us

Barnhardt Performance
17152 115th St Bloomer, WI 54724
Phone: (254) 226-0938
Email: trentbarnhardt@gmail.com

We serve customers within a 60-mile radius

Where To Find Us

Payment Types Accepted

American Express, Cash, Personal Checks, Debit Cards, Discover, MasterCard, Visa

Our Hours

Holiday Hours May Vary. Please Call For Details.

Monday: 8:00 AM - 5:00 PM
Tuesday: 8:00 AM - 5:00 PM
Wednesday: 8:00 AM - 5:00 PM
Thursday: 8:00 AM - 5:00 PM
Friday: 8:00 AM - 5:00 PM

News

🌟 Exciting news! Barnhardt Performance is now offering Chassis Dyno Service to take your vehicle's performance to the next level! 🚗💨 Book your appointment today and experience the difference firsthand.

FAQ

What services do you offer?

We specialize in:
Custom vehicle restoration
Hot rod renovations
Performance upgrades
Chassis dyno testing
Engine replacements and custom repairs

Do you work on all types of vehicles?

We specialize in custom and performance vehicles, including hot rods, muscle cars, and classic restorations. Contact us to discuss your specific project.

Do you offer performance upgrades for street and track use?

Absolutely. We tailor upgrades to your goals—whether you're building a show car, a daily driver, or a track-ready machine.

Do you offer diagnostic services?

Yes, our chassis dyno and expert technicians allow us to diagnose and fine-tune performance issues with precision.

What is chassis dyno testing?

Chassis dyno testing measures your vehicle’s horsepower, torque, and overall performance under real-world conditions. It’s ideal for tuning and optimizing custom builds.