Grumpy's Performance Center provides excellent and quick service. Customers report being blown away by their quick and friendly service from the moment they walk in, greeted with warm smiles and a genuine eagerness to help. The staff is terrifically helpful, knowledgeable, friendly, and approachable. They listen attentively, take time to explain the work needed, and operate with impressive efficiency, making customers feel like a top priority. Their technicians exhibit a high level of expertise, handling vehicles with care and skill, flawlessly diagnosing and addressing issues. They complete work with remarkable speed, provide realistic timelines, and keep customers informed throughout the process. The pricing is fair and reasonable with transparent cost breakdowns. Customers have had fantastic service on vehicles including a Powerstroke diesel, old Mercruiser boat engines, and a Ford F250, with parts shipped internationally in a surprisingly fast time. Many cannot recommend Grumpy's enough and call the experience exceptional and standout, stating they will return for any future automotive needs.
Rick is one of the most knowledgeable machinists in the area, especially when it comes to the Diesel stuff.
August 2025
Highly recommend parts supply, we are in Virginia so I can't get machine work done, but have purchased parts thru eBay and always am very happy! David, DK race cars
January 2024
I had my intake on my powerstroke cleaned here about a year ago. They did a really good job and it didn't take too long.
