Gillespie Diesel

Gillespie Diesel Light duty diesel repair, performance, maintenance, diagnostics, accessories, and more.

Needed that. Maybe you did too? 🙏
03/17/2026

Needed that. Maybe you did too? 🙏

2019 L5P Duramax losing coolant internally due to a cracked cylinder head. After replacing the cracked head, recondition...
02/26/2026

2019 L5P Duramax losing coolant internally due to a cracked cylinder head. After replacing the cracked head, reconditioning the other head, new OEM gaskets, and some head studs, it's ready to get back to work.

The DCR Conversion in place of the problematic CP4 injection pump is the ultimate peace of mind for any 6.7 Powerstroke...
02/26/2026

The DCR Conversion in place of the problematic CP4 injection pump is the ultimate peace of mind for any 6.7 Powerstroke.

12/13/2025

One of Clemson University Fire and EMS units received a new OEM long block a few weeks ago and was ready just in time fo...
09/09/2025

One of Clemson University Fire and EMS units received a new OEM long block a few weeks ago and was ready just in time for football season!

We're doing all we can to keep up, and phone support is limited. Please leave a message. If I do not answer, I'll get ba...
09/03/2025

We're doing all we can to keep up, and phone support is limited. Please leave a message. If I do not answer, I'll get back to you when I can. Sorry bout it. We busy.

🙏 Humbled by social media memories today. Blessed, stressed, and grateful!
04/23/2025

🙏 Humbled by social media memories today. Blessed, stressed, and grateful!

Southbend dual disc clutch kit and a rear main seal for this 3rd generation Cummins.
04/21/2025

Southbend dual disc clutch kit and a rear main seal for this 3rd generation Cummins.

Fass 140gph pump kit and sump to keep this Cummins' P7100 from getting thirsty.
04/21/2025

Fass 140gph pump kit and sump to keep this Cummins' P7100 from getting thirsty.


L5P with goodies. 🤫🤔
11/17/2024

L5P with goodies. 🤫🤔

Cummins front gear housing and oil pan gaskets replaced to prevent anymore oil stains on this customer's driveway.
11/17/2024

Cummins front gear housing and oil pan gaskets replaced to prevent anymore oil stains on this customer's driveway.

Address

5043 US-29 N
Williamston, SC
29697

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 3pm

Telephone

+18648412010

Website

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