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Diesel Repair & Performance

Diesel performance Upgrades in Napoleon, MI

Schedule Your Diesel Service Today

We Offer Full Diesel Repair & Performance Upgrades

At Frey & Son Automotive, we specialize in diesel performance and repair. From EGR delete kits to custom exhaust installation, our qualified technicians provide aftermarket upgrades and repair services at one, easy location.

Need an engine repair or glow plugs replaced? Schedule an appointment with our mechanics. We provide the maintenance and repair services your truck needs.

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Upgrade Your Diesel Vehicle from Stock Performance

Diesel high performance accessories unlock perks like improved fuel economy, increased horsepower, louder exhaust tone, and more efficient transmission shifting depending on what you choose.

Performance enhancements include:

  • Diesel Particulate Filter (DPF) Delete Kits
  • Exhaust Gas Recirculation (EGR) Delete Kits
  • Programmers
  • Cold Air Intake
  • Performance Exhaust Systems

We stock a variety of performance enhancements for every diesel vehicle. Call (517) 536-4869 to talk with a member of our team, or stop by during business hours. We serve Napoleon, MI, Leoni, MI, Brooklyn, MI, and surrounding areas.

Choose from Leading Brands

Whether you're on the hunt for greater horsepower or better fuel economy, there's a way to upgrade the performance of your diesel truck or car to meet your specific needs.

All our diesel performance products at Frey & Son Automotive are from reputable names, and our technicians have years of combined experience to properly service your vehicle and ensure you get the performance you crave.

Call (517) 536-4869 or contact us online to start a conversation about diesel power improvements, engine diagnostics, maintenance, and repair services.

Contact us about Diesel Repair & Performance

Contact Frey & Son Automotive


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Phone: (517) 536-4869
Address: 7150 Brooklyn Rd
Napoleon, MI 49261
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