Tombstone Diesel Performance is Colorado’s top diesel shop, known for building and racing custom trucks for street and strip. They offer a wide range of services, including race engine building, drive train modification, fuel systems, turbo kits, chassis fabrication, cosmetic upgrades, lift kits, electronic upgrades, and intake systems. Their team is highly skilled and committed to helping customers create their ideal diesel trucks with endless options. Customers praise Tombstone Diesel for their honesty, professionalism, and quality work. They highlight that the shop provides valuable advice, often suggesting better options for improved mileage and performance. Many reviews mention quick and efficient service, with repairs and upgrades done to a high standard. The staff, especially Travis, is described as knowledgeable, helpful, and willing to go above and beyond. Customers appreciate the clear communication and the fact that the shop stands behind its work, even fixing issues at no extra cost when needed. While the shop can be busy due to its good reputation, customers say it’s well worth the wait. Many plan to return for future work, trusting Tombstone Diesel for repairs, upgrades, and performance enhancements. Overall, it’s a trusted, honest, and highly recommended diesel performance shop that consistently exceeds customer expectations.
Guys at Tombstone are fantastic! Brought my truck in for some work and they got it taken care very quickly and with amazing work. Will definitely be coming back here!
January 2026
I honestly can’t say enough about Tombstone Diesel. Their technicians are outstanding, and Travis’s experience, knowledge, and attention to detail are second to none. Nick up front is an absolute gem and makes the whole experience even better. Keep up the amazing work, guys — you’ve earned a customer for life.
January 2026
Brought my F-250 in for service for the first time at Tombstone and I was extremely impressed with the quality of service, knowledge and extra, honest attention to detail. Highly recommend!
