Coy’s Diesel Worx

Coy’s Diesel Worx Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Coy’s Diesel Worx, Automotive repair centre, 21443 ridenour Road, Boonsboro, MD.

Another LML in for some tasteful upgrades 👌🏼
08/06/2026

Another LML in for some tasteful upgrades 👌🏼

07/14/2026

Slightly worn 👌🏼

Dependable equipment starts with dependable maintenance
07/08/2026

Dependable equipment starts with dependable maintenance

Come out and help support a great cause! Paws and pistons Animal support group
05/24/2026

Come out and help support a great cause! Paws and pistons Animal support group

05/22/2026
Fleece 6.7 Cummins Grid Heater Upgrade Kits are now in stock!These kits are brand new to the market and offer a much mor...
05/21/2026

Fleece 6.7 Cummins Grid Heater Upgrade Kits are now in stock!

These kits are brand new to the market and offer a much more affordable option compared to other manufacturers — without sacrificing quality. If you own a 6.7 Cummins, this is a great upgrade to help improve reliability and eliminate the factory grid heater concerns.

We’re excited to get one installed on a truck and see these setups in action. If you’ve been thinking about upgrading your Cummins, now’s the time to get on the schedule.

Give us a call today with any questions or to get your truck booked in!

Another solid upgrade going on in the shop — a G&R Diesel Dual Rear Fuel Filter Conversion Kit install on this 6.7 Power...
05/21/2026

Another solid upgrade going on in the shop — a G&R Diesel Dual Rear Fuel Filter Conversion Kit install on this 6.7 Powerstroke along with an upper filter housing delete.

This setup converts the factory single rear fuel filter into a dual filter configuration, giving you:
• Improved fuel filtration
• Better protection for your fuel system and injectors
• Added reliability for long-term performance

When it comes to these trucks, clean fuel is everything. Upgrades like this help your truck live a longer, happier life while protecting some of the most expensive components in the fuel system.

If you have questions about preventative upgrades, performance parts, or keeping your truck reliable for the long haul, give us a call anytime — we’re always happy to help get your truck set up the right way.

Address

21443 Ridenour Road
Boonsboro, MD
21713

Opening Hours

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

Telephone

+13018009496

Website

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