Our Services

  • Diagnostics, Repair & Maintenance

    From routine maintenance to complex repairs, we are dedicated to keeping your vehicle in top condition using high quality parts. We focus on clear communication and transparent processes, ensuring you’re informed and confident about your vehicle’s care.

  • Engine Swaps & Replacements

    At Grizzly Performance, we know that your car’s engine is the heart of its performance. Whether you’re looking to boost horsepower, upgrade to a more efficient model, or replace a worn-out engine, our Engine Swaps and Replacement service is tailored to meet your high-performance needs. We handle every step of the process with precision and care—from sourcing high-quality engines to meticulous installation and fine-tuning.

  • Fleet Maintenance

    Grizzly Performance offers fleet maintenance to keep your business running without interruption. We ensure your vehicles are in peak condition, reducing downtime and enhancing performance, so you can focus on what matters most—keeping your operations on track, 24/7.

Hear from Our Customers

  • "I highly recommend Grizzly Performance great service, very friendly and honest explained every detail. Cole gave my car life back after sitting in my garage for months."

    Viridiana L.

  • "I recently had a great experience with Grizzly Performance, and I want to especially highlight the outstanding help I received from Cole. I came in with a gas gauge issue that was causing some frustration, and Cole went above and beyond to diagnose and resolve the problem efficiently. His expertise and friendly attitude made the entire process smooth and stress-free."

    Scott H.

  • "Hands down the best experience working with this mechanic. He was transparent about prices and diagnoses, and was diligent about finding the root cause of the trucks problems."

    Emily B.

Contact us

Contact Grizzly Performance today, and we’ll provide the support you need, whenever you need it. Fill out some info and we will be in touch shortly.

Service@Grizzlyautoperformance.com

GREEN BAY, WI 54304

Stay Connected

Our commitment to excellence means you can trust us to keep your vehicle running at its best, whether you’re upgrading for more power or simply keeping things in top shape. Choose Grizzly Performance for your performance and service needs!