M&D

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M&D It’s no coincidence that we’ve been in business for almost a century, M&D, DCW & SDP have led th

M&D has led the diesel aftermarket in remanufacturing and parts distribution for the past 80 years. Our mission is to provide the widest range of premium quality parts for the world’s most critical missions and to deliver an exceptional customer experience with industry-leading technical knowledge and support. M&D has greatly expanded its national footprint through strategic acquisitions, tripling in size from 12 branches in 2021 to 33 branches today. These powerful partnerships help provide better service to our customers with additional locations, new products and services, and access to priceless industry expertise. We don’t just sell parts — we make sure customers get the right part to do the job the first time. .

Major engine damage? A reman long block may be an option. But how do you know if it's the right choice? It's important t...
10/22/2026

Major engine damage? A reman long block may be an option. But how do you know if it's the right choice?

It's important to know what a reman long block includes, how it compares to other repair options and what to check for proper fitment.

📖 Explore the guide: https://buff.ly/OGtboG2

Before replacing parts on your Volvo engine, know what to check.Hard starting, power loss or unusual smoke can cost you ...
10/02/2026

Before replacing parts on your Volvo engine, know what to check.

Hard starting, power loss or unusual smoke can cost you working hours. But those symptoms don’t always mean a major component has failed.

Our Volvo D11, D12 and D13 guide explains what to inspect first and which engine and equipment details you’ll need when sourcing parts.

M&D carries diesel engine parts for agriculture, construction and industrial applications, backed by engine expertise to help you find the right fit.

Read the guide before your next repair. 🚧 https://buff.ly/fOrWdXy

⭐ The five stars definitely help. But the best compliment is hearing M&D is a customer’s go-to source for their engine n...
09/18/2026

⭐ The five stars definitely help.

But the best compliment is hearing M&D is a customer’s go-to source for their engine needs.

Thank you, Joshua, for choosing M&D and sharing your experience. 🤝

When tragedy strikes, resilience rises. For those who lived through September 11, 2001, the memories are deeply embedded...
09/11/2026

When tragedy strikes, resilience rises.

For those who lived through September 11, 2001, the memories are deeply embedded. For those too young to remember, the responsibility to understand, honor and remember now passes to a new generation.

Today, we carry forward the memory of the lives lost, the heroes who answered the call and the families and communities forever changed.

Thank you to the M&D team and hardworking professionals across our industry for the commitment you bring every day.Wishi...
09/04/2026

Thank you to the M&D team and hardworking professionals across our industry for the commitment you bring every day.

Wishing you a safe and well-earned Labor Day.

We’re bringing 80+ years of diesel experience to the this weekend! 🚛✅Working through an engine, fuel injection, turbo o...
07/23/2026

We’re bringing 80+ years of diesel experience to the this weekend! 🚛✅

Working through an engine, fuel injection, turbo or emissions system problem? Find your heavy-duty engine solution at booth #821.

🎟️ Grab your free ticket here! https://buff.ly/NakmWmr.

See you this Saturday and Sunday at the NRG Center in Houston. 👋

Got an HP4 replacement coming up? We’ve got new options on the shelf. 🔧Earlier HP4 pumps are known for vulnerabilities l...
07/10/2026

Got an HP4 replacement coming up? We’ve got new options on the shelf. 🔧

Earlier HP4 pumps are known for vulnerabilities like fuel quality, corrosion exposure, fuel-delivery stress and long-cycle durability. Stanadyne’s DCR design helps address those concerns.

✅ Corrosion-resistant materials.
✅ Improved performance with low-lubricity fuels.
✅ Improved long-cycle durability.
✅ Backed by a 2-year warranty.

Prepare for your next HP4 replacement today.

📞 Call your M&D rep at (800) 658-9333.
🏬 Visit your nearest M&D branch.

250 years ago, they made possible the impossible. 📜America's independence was carried forward by ordinary people with ex...
07/02/2026

250 years ago, they made possible the impossible. 📜

America's independence was carried forward by ordinary people with extraordinary resolve. They persevered through uncertainty, sickness and sacrifice for the great cause of freedom.

We celebrate in the spirit of 1776, with gratitude, hope and resilience for what was and is to come. 🎆🦅

Please note: All M&D branches will be closed Friday, July 3.

Find the right parts to fuel uptime fast.We're bringing heavy-duty engine expertise back to the Texas Trucking Show for ...
06/30/2026

Find the right parts to fuel uptime fast.

We're bringing heavy-duty engine expertise back to the Texas Trucking Show for the third year in a row! 👏

Stop by Booth #821 to explore our expansive coverage for heavy-duty diesel engines, including:

🔧 Fuel injection
🔧 Turbochargers
🔧 Engine parts
🔧 Cylinder heads
🔧 Emissions components

M&D makes it easy – with deep engine and fuel-system expertise, broad product coverage and national distribution.

🎟️ Get your free ticket: https://texastruckingshow.com/register/vip/CozUa1dCN4dWH5_0PJD8T

Address

7902 FM 1960 Bypass Rd W
Humble, TX
77338

Opening Hours

Monday 8am - 5pm
Tuesday 7am - 5pm
Wednesday 7am - 5pm
Thursday 7am - 5pm
Friday 7am - 5pm

Telephone

+18006589333

Website

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