What are the opening hours?

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

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. .

05/22/2026

Memorial Day is a reminder that some gave up their tomorrows so others could keep theirs. We’re taking Monday to pause and honor the sacrifice made in service to our country.

All M&D branches will reopen Tuesday to support your engine parts needs.

05/13/2026

Please say hello to our new CFO, Justin Brown! 👋

Justin brings more than 20 years of experience across finance, operations, corporate strategy, investment banking and private equity-backed organizations. 📊

In his new role, Justin will strengthen the company’s financial and operational capabilities while supporting the ex*****on of M&D’s long-term growth strategy.

Read the full release here 👉 https://lnkd.in/gEXZu6fH

05/08/2026

Before part number lists and customer support, there was one number everyone knew by heart.

Happy Mother’s Day weekend to the original support team. 💛💙

05/05/2026

NEW at M&D: DuraWRX™ DEF Headers & Sensors by Shaw Development 🔧

Emissions compliance starts with reliable DEF system components. DuraWRX delivers OE-grade quality at an aftermarket price.

🟢 Engineered for universal all-makes/all-models fitment.
🟢 Backed by an industry-leading 2-year warranty.
🟢 American crafted for fast distribution.

Ready to upgrade your DEF system?

🛒 Shop Online: https://buff.ly/Qn3T5tq
📍 Visit your nearest M&D branch
📞 Contact your M&D territory rep

05/01/2026

Bring it inland — and come see us at booth #1335 at !

The M&D crew will be on deck, ready to support your marine engine needs, with:

⚙️ Engine Parts
⚙️ Cylinder Heads
⚙️ Fuel Injection
⚙️ Turbochargers

See you soon in Music City! 🎸 Register here 👉https://s4.goeshow.com/ime/annual/2026/Attendee_register.cfm

04/23/2026

Today we celebrate the fulfilling work of being expert of fuel injection systems, cylinder heads and engines! 👏

Remanufacturing reduces waste, supports engine longevity and lowers operating costs. See the larger impact in these remanufacturing statistics from the Remanufacturing Industries Council.

♻️ https://buff.ly/sSg9F1J ♻️

04/22/2026

What you catch early on a CAT C15 can save you later. 🔧🚜

Use these CAT C15 resources to help you spot common trouble areas earlier, understand the key differences between the 3406E and C15, and see what parts support is available across the platform.

See the common problems and fixes: ➡️ https://buff.ly/zlEYujK

Compare the 3406E vs. C15: ➡️ https://buff.ly/Xo4QlY8

04/13/2026

⚡Earn your Bosch EL1 & EL2 certifications in just 1 day at M&D Dallas.⚡

Our Accelerated Electrical & Electronic System Diagnostics training gives technicians a fast, focused way to build electrical and electronics repair skills and get certified in one session.

Choose the date that works best for you:
📅 May 13, 2026
📅 May 14, 2026

Both sessions cover the same material. Only one session is required to receive certification.
Seats are limited, so enroll now to lock in your spot.

🕗 8:00 AM–4:00 PM CST
📍 M&D, Dallas
🍽 Lunch provided

Enroll by May 1:
May 13: https://buff.ly/1pwSfkZ
May 14: https://buff.ly/HiaqR9G

04/09/2026

Let’s connect in San Diego at the 2026 HDA Truck Pride Network Annual Meeting. 🌴

We’re proud to be part of the conversations, partnerships and progress shaping the future of the heavy-duty aftermarket. 🚛🤝

03/09/2026

Join us in welcoming Royce Riddle to M&D as Senior Vice President of Marketing, Digital and E-Commerce! 👏

Royce will lead the company’s integrated marketing strategy, accelerate e-commerce growth and spearhead digital initiatives designed to expand market reach, strengthen customer engagement and improve access to mission-critical diesel engine components.

“Royce brings a unique combination of digital commerce expertise and strategic marketing leadership that will be instrumental as we continue expanding our digital capabilities and strengthening our position in the diesel aftermarket,” said Tom Rizzi, CEO of M&D. “His experience building customer-centric digital strategies will help us better serve our customers and accelerate our next phase of growth.”

Read the full release 👉 https://www.einpresswire.com/article/897658091/m-d-names-royce-riddle-svp-of-marketing-digital-and-e-commerce

02/19/2026

Everything you need to maintain your diesel engines 👉 booth #491 THIS WEEKEND at the !

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

https://www.TheDieselStore.com/

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