If It's Diesel, We Do It.

DIESEL SPECIALISTS, LTD

Serving the Houston area since 1983.

If It's Diesel, We Do It.

Diesel Engine Parts
in Houston & Humble, TX

This is a PWhen you need parts, you need them fast—and right the first time. We stock OEM and quality aftermarket components for leading industrial diesel brands and back every order with expert verification. Pick up in Humble, request local delivery, or ship nationwide.aragraph Font

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OEM & Aftermarket parts for your industrial equipment.

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Brands We Support

We supply genuine OEM and quality aftermarket parts for major diesel platforms with direct factory channels and experienced cross-reference support.

Perkins - Filters, pumps, injectors, gasket sets, overhaul kits.

DEUTZ - Air- and liquid-cooled families; OE filters, belts/tensioners, fuel/cooling, ECMs.

Isuzu - Industrial and truck applications; NPR/NQR, 4LE/3LD, electronic components.

John Deere - PowerTech series parts, emissions components, cooling/electrical.

Yanmar - TNV/TNE, marine and genset support; service kits and injection parts.

JCB - EcoMAX/DieselMAX service items, filters, hydraulics.

FPT (Iveco) - NEF/Cursor/F5; fuel/emissions, service filters, electronics.
Rehlko (Kohler) - Industrial diesel engines and power units; filters, fuel parts, and rebuild kits

Kubota - D-, V-, and WG-series engines; service filters, gasket sets, injectors, and overhaul kits.

Common Stock & Kits

Filters & Maintenance: Fuel, oil, air, coolant, hydraulic (Fleetguard, Baldwin, Donaldson, WIX).
Service Kits: PM kits, tune-up kits, in-frame/overhaul kits, re-ring sets.
Fuel System: Injectors (new/rebuilt/exchange), pumps (mechanical/electronic), common-rail components.
Turbo & Air: New/reman turbos, repair kits, intercoolers, actuators.
Electrical: Starters, alternators, sensors, ECMs, harnesses.
Cooling: Water pumps, thermostats, caps, fan clutches, hoses.

Cross Reference & Lead Times

Cross-Ref Help

Convert OEM → aftermarket equivalents
Identify superseded/obsolete numbers
Match specs across brands; locate hard-to-find items

Typical Lead Times

In-Stock: Immediate pickup • Same-day local delivery • Next-day ship
Regional Warehouse: 1–2 business days (expedites available)
Factory Direct: ~2–7 business days by brand; special orders 7–21 days
(We’ll quote exact ETA at order.)

Support From the Shop

Buying from us is more than a box on a counter. We provide personal customer service.

Installation Assistance: Phone guidance, diagrams, torque specs, fluid capacities.
Professional Install: In-shop or mobile (where applicable).
Warranty Support: OEM & aftermarket warranties; core exchange management.
Value-Adds: PM programs with scheduled parts, blanket orders, kitting, and annual budget planning.

How to Order

Request a Quote Online

Include part numbers (if known), engine model/serial, equipment make/model, quantity, and urgency.

Email Parts Requests

Pickup, Delivery & Shipping

(281) 446-1230 or (281) 346-3666
Mon-Fri 7:30am-5:00pm

[email protected] - Please send part numbers, photos or serial tags.
Typical response within 2 business hours.

Call Our Parts Department

Will-Call Pickup: Same-day for in-stock items (order before 2:00 PM).
Local Delivery (Greater Houston): Free within 10 miles on $500+ orders; emergency same-day available (fees apply).
Shipping: UPS/FedEx (Ground/Next-Day), LTL for bulk; international available.