JT's Diesel Performance

JT's Diesel Performance Our business specializes in Diesel Repair Services and Diesel Performance, Give us a call today!

07/16/2026

The scary Grid heater bolt failure that I’m sure some of you have seen/ heard of before 😵‍💫

Before that happens we suggest swapping over to new intake manifold and grid heater upgrade from Fleece Performance Engineering This kit comes with everything you’ll need and will save you lots of money from not having to worry about that bolt 🤞

Call down to get on the schedule to get this done on your truck!

07/08/2026

We had this sweet Peterbilt in the shop a couple weeks ago that we did some general maintenance on 🇺🇸

A wise professor once told us, “anything can be marketing material” 🇺🇸🏴‍☠️🔥
07/02/2026

A wise professor once told us, “anything can be marketing material” 🇺🇸🏴‍☠️🔥

06/29/2026
Just to let everyone know we will be off this Friday for the holiday! Hope everyone has a safe and fun holiday weekend! ...
06/29/2026

Just to let everyone know we will be off this Friday for the holiday! Hope everyone has a safe and fun holiday weekend! 🇺🇸🦅🔥

Dyno day pictures 🔥🤘 📸- Refined Media & Marketing Strategies All photos will be on our Facebook!
06/26/2026

Dyno day pictures 🔥🤘

📸- Refined Media & Marketing Strategies

All photos will be on our Facebook!

06/20/2026

Dyno day winner from today!!! Congrats to our friend Seth Zitano ‼️‼️🦅🦅 Jon did infact have to spend more money!🤭🧐

Address

28 Hastings Street Building C Unit E
Mendon, MA
01756

Opening Hours

Monday 6am - 5pm
Tuesday 6am - 5pm
Wednesday 6am - 5pm
Thursday 6am - 5pm
Friday 6am - 5pm

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