TSI Diesel and Performance

06/17/2026

🚨 CHECK ENGINE LIGHT ON? 🚨

Don’t ignore the warning signs. That small issue today could become a major repair tomorrow.

At TSI Diesel & Performance, our experienced technicians use professional diagnostic equipment to quickly identify problems and get you back on the road.

🔧 Computer Diagnostics
🔧 Check Engine Light Repair
🔧 Diesel & Gas Engine Service
🔧 Brakes & Suspension
🔧 AC Service
🔧 Lift Kits, Wheels & Tires
🔧 DOT Inspections

✅ Fast Turnaround
✅ Honest Service
✅ Experienced Technicians

If your vehicle isn’t running like it should, give us a call before it leaves you stranded.

📞 866-453-6508

📍 Johnson City, TN

Tag someone who’s been driving around with a check engine light on for months. 👀

06/01/2026

🚛☀️ READY TO TOW THIS SUMMER? ☀️🚛

Don’t let a breakdown ruin your next camping trip, lake day, or family vacation.

At TSI Diesel & Performance, we’ll help make sure your truck is ready for whatever you hook behind it.

✅ Cooling System Checks
✅ Turbo Inspections
✅ Transmission Service
✅ Performance Diagnostics
✅ Diesel Repair & Maintenance

Whether you’re pulling a camper, boat, trailer, or equipment, our team can help catch small issues before they become expensive repairs.

📞 Call or Text: (877) 478-5251
🌐 www.tsi-performance.com

📍 Proudly Serving Johnson City & The Tri-Cities

Don’t risk your trip. Let us make sure your truck is ready.

Duramax TowReady SummerRoadTrip TruckLife DieselTruck JohnsonCityTN TriCitiesTN PerformanceDiesel DieselMechanic TowingSeason DieselNation FordSuperDuty WorkTruck DieselPerformance ReadyToTow

05/14/2026

🚨 Your vehicle talking to you? Don’t ignore it. 🚨

Whether it’s:
✔️ Check engine lights
✔️ Suspension issues
✔️ A/C not blowing cold
✔️ Diesel performance problems
✔️ Tires, wheels, lifts, repairs & more

The crew at TSI Diesel & Performance has you covered.

We work on gas & diesel and can help keep your vehicle road-trip and summer ready. ☀️🔥

📍 Johnson City, TN
📞 Call or message us today to get on the schedule.

TSIPerformance TruckLife Cummins Powerstroke Duramax

We are located at 2706 North Roan St Johnson City TN
Hours are 9:00 a.m. to 6:00 p.m. Monday to Fri

03/04/2026

Get ahead of the Spring rush and call us today.

Spring is here and trucks are coming out of hibernation.

We just opened a limited number of service spots before summer hits.

Right now we’re including a FREE 21-Point Diesel Inspection with any paid service.

If it’s been on your list — let’s get it handled.

📍 Johnson City
📞 423-202-9630

03/03/2026

Spring is here and trucks are coming out of hibernation.

We just opened a limited number of service spots before summer hits.

Right now we’re including a FREE 21-Point Diesel Inspection with any paid service.

If it’s been on your list — let’s get it handled.

📍 Johnson City
📞 423-202-9630

02/11/2026

We're getting close now! What are you most excited for at Official 2026 Rudy's Spring Truck Jam | April 24th - 25th ?!
👍🏻 - Outlaw Diesel Super Series drag racing🚦
❤️ - Burnout Pad 💨
🤗 - Show n' Shine ✨
or 😂 - Dyno Competition ⛓️‍💥
We've got some exciting sponsor announcements coming your way too. 👀
Rockingham Dragway is the place to be April 24-25. Tickets are available on TheFOAT 🔥

02/11/2026

🔧🚛 DOT ANNUAL INSPECTIONS NOW AVAILABLE 🚛🔧

We’re officially DOT & FMCSA compliant and ready to get your truck or fleet road-legal.

✔️ Certified inspections
✔️ Quick turnaround
✔️ Fleet friendly
✔️ Commercial & diesel vehicles

📍 2706 North Roan St, Johnson City, TN 37601
📞 423-202-9630
🌐 tsi-performance.com

Don’t risk violations or downtime — get inspected by pros who work on diesel every day.

12/15/2025