Hartsel Performance

Hartsel Performance Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Hartsel Performance, Automotive repair centre, 249 N Washington Street, Tiffin, OH.
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05/05/2026

Making some steam with this 4th gen we did a while back!

Moving forward all deposits will be credit card only! Unfortunately, people are not reading or understanding our deposit...
05/01/2026

Moving forward all deposits will be credit card only! Unfortunately, people are not reading or understanding our deposit fee. Furthermore, people are calling in and saying they will pay cash and then not showing up to their appointment. We will no longer accept verbal cash deposit agreements over the phone. Once your deposit is received there is a 48 hour cancelation period. If you do call in advance, we will refund your deposit if cancelling your appointment. If you do not call in advance to cancel or reschedule your appointment, your deposit is now your cancelation fee. NO EXCEPTIONS

Our time is just as valuable as your time is, so being punctual and being in communication with us in the event of a cancellation or needing to be rescheduled is critical. Not only does it waste our time, it wastes other customers time that could have taken that time spot. Thank you for understanding!

04/30/2026

Very clean camaro on the rollers today. Making 532hp & 499ft-lbs picking up 139 hp from where it started with a Tsp cam and PRC heads.

Dynocom Industries
HP Tuners
Chevrolet Performance
Texas Speed & Performance
Circle D Specialties
CHE Precision Inc.
Roto-Fab

*We now require 50% of your dyno fees as a deposit at the time of scheduling to secure your spot.*

DM our page or
Call (567) 220 6475 - Office Land Line
Text or Call (567) 201 1090 Mobile Shop Phone to get scheduled!

Cab up and engine out on this Silverado that's in for a DoD delete. Truck has less than 100k miles and had a lifter eat ...
04/30/2026

Cab up and engine out on this Silverado that's in for a DoD delete. Truck has less than 100k miles and had a lifter eat the dust. He's getting the works with this one. Let us take care of your ride and get it back in tip top shape!

Brian Tooley Racing
Katech Engineering
CHE Precision Inc..
S&B Filters
Chevrolet Performance
Speed Engineering
Circle D Specialties
Dynocom Industries

*We now require 50% of your dyno fees as a deposit at the time of scheduling to secure your spot.*

DM our page or
Call (567) 220 6475 - Office Land Line
Text or Call (567) 201 1090 Mobile Shop Phone to get scheduled!

Beautiful ls swapped 1968 Camaro on the rollers today. Running Holley terminator x system a Texas speed cam and Holley h...
04/24/2026

Beautiful ls swapped 1968 Camaro on the rollers today. Running Holley terminator x system a Texas speed cam and Holley hi-rise. Made a nice 460hp and 440fl-lbs at the tires for this cruiser.

Dynocom Industries
HP Tuners
Texas Speed & Performance
Holley
Flex Fuel
Stainless Works
Vintage Air
Dakota Digital
ICT Billet LLC
Chevrolet Performance

*We now require 50% of your dyno fees as a deposit at the time of scheduling to secure your spot.*

DM our page or
Call (567) 220 6475 - Office Land Line
Text or Call (567) 201 1090 Mobile Shop Phone to get scheduled!

77 Impala all buttoned up and back home! We swapped in a fresh 6.0 as the old one had been "rebuilt" but would get stuck...
04/12/2026

77 Impala all buttoned up and back home! We swapped in a fresh 6.0 as the old one had been "rebuilt" but would get stuck when cylinder 7 was at TDC. We also fitted the car with a whole new front coil over suspension, installed a new instrument cluster, and added flex fuel to it.

Holley Terminator X Max
Brian Tooley Racing Stage 2 Turbo Cam
Dynocom Industries
QA1
Dakota Digital
Rucci Wheels

*We now require 50% of your dyno fees as a deposit at the time of scheduling to secure your spot.*

DM our page or Call (567) 220 6475 - Office Land Line
Text or Call (567) 201 1090 Mobile Shop Phone to get scheduled!*

04/03/2026

Our current office guy is out of the shop for about a week or two. I will do my absolute best to try and keep up with the emails, calls, texts, and messages on here. Please bear with us until we're back to full capacity with everyone back in the shop. We are also training a new mechanic to help us get to your projects quicker and more timely. We've been short-handed for some time now and trying to stay on top of the huge workload.

Thank you, everyone, for your continued support 🙏

04/02/2026

Beyond excited to see what Pray Performance can do with these cylinder heads! Stay tuned for before and after results!

03/27/2026

Beautiful vette in for some dyno time today. Layed down a nice 514 Hp & 503 Tq on the rollers.

Dynocom Industries
Brian Tooley Racing stage 3 v2 cam
Stainless Works exhaust
HP Tuners

*We now require 50% of your dyno fees as a deposit at the time of scheduling to secure your spot.*

DM our page or
Call (567) 220 6475 - Office Land Line
Text or Call (567) 201 1090 Mobile Shop Phone to get scheduled!

03/21/2026

Just wrapped up this 2014 Silverado that originally came in needing a tune. After seeing the codes for cam and crank correlation, we decided to inspect the engine physically. Sure enough, mechanical timing was off, and the tuner shut the check engine light off that would have warned the customer of the problem.

What came in for a simple tune ended up in a complete engine swap with a slew of new parts. This truck was originally equipped with a 5.3L, and we did a complete 6.2L swap including intake manifold, throttle body, LT1 fuel system, cold air intake, torque converter and finished off with a tune.

Final numbers were 505/505 on 93

Brian Tooley Racing 225 cam
Katech Engineering oil pump
S&B Filters cold air intake
Speed Engineering exhaust system
CHE Precision Inc. trunnions
Dynocom Industries
Circle D Specialties

*We now require 50% of your dyno fees as a deposit at the time of scheduling to secure your spot.*

DM our page or
Call (567) 220 6475 - Office Land Line
Text or Call (567) 201 1090 Mobile Shop Phone to get scheduled!

Happy Holidays everyone! Hope everyone is doing well and enjoys the food, family time, and time off from work if you are...
12/24/2025

Happy Holidays everyone! Hope everyone is doing well and enjoys the food, family time, and time off from work if you are blessed with a few days off! We will not be in the shop today and tomorrow unless we have spoken to you about vehicle pickup arrangements. If you need us, reach out to the shop mobile phone. Merry Christmas everyone!

*We now require 50% of your final invoice as a deposit at time of scheduling to secure your spot.*

DM the page or
Call (567) 220-6475 - Office Phone
Text (567) 201-1090 - Mobile Shop Phone
to get scheduled!

Address

249 N Washington Street
Tiffin, OH
44883

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+15672206475

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