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No.1005, Wanlianda Street, Autopark City, Bailang, Maojian, Shiyan, Hubei, China.
Views: 0 Author: Site Editor Publish Time: 2026-06-17 Origin: Site
Reliable engine parts are critical for every machine that depends on diesel power. In construction, mining, transport and power generation, one delayed fuel injector, turbocharger, filter or engine assembly can stop a machine, delay a project and increase operating costs. That is why many fleet owners, service workshops and parts distributors look for a supplier that can provide stable quality, clear communication and fast delivery.
DFEC is the export brand of Hubei Diyue Auto Parts Co., Ltd, based in Shiyan, Hubei, China. We focus on diesel engine assemblies and replacement parts for Cummins engines, as well as parts for Volvo, Komatsu, Yuchai and OEM aftermarket applications. Our product range supports customers who need dependable parts for heavy-duty equipment, commercial vehicles and industrial power systems.
DFEC supplies a broad range of Cummins diesel engine parts, from complete engine assemblies to commonly replaced service parts. Our main product categories include engine assembly, fuel system, SCR system and turbocharger. These categories cover many of the parts that buyers need for daily maintenance, repair and engine rebuilding.
For engine assemblies, DFEC supports popular series used in trucks, construction machinery, mining equipment and generator sets, including ISF2.8, ISF3.8, 4BT, 6BT, 6CT, 6LT, QSB, QSC, QSL, QSM11, QSX15, K19, K38, K50, QSK23 and QSK60. These engines are widely used where strong power output, serviceability and parts availability matter.
For fuel system parts, DFEC supplies fuel injection pumps, common rail injectors, fuel filters, fuel water separators and related components. Fuel system reliability has a direct influence on engine starting, power output, fuel consumption and emissions performance. Choosing the correct part number is especially important for common rail systems and high-pressure injection pumps.
Construction machinery works under heavy load, dusty conditions and long operating hours. Excavators, loaders, road machinery, cranes and concrete equipment all depend on engine uptime. When a machine is waiting for one part, the cost is not only the part itself; the bigger cost is lost working time.
DFEC helps construction machinery customers source diesel engine parts for common engine ranges such as 4BT, 6BT, 6CT, QSB5.9, QSB6.7, QSC8.3, QSL9, QSM11 and QSX15. Typical demand includes engine assemblies, cylinder heads, pistons, liners, crankshafts, camshafts, injectors, pumps, belts, filters, sensors and turbochargers.
For service workshops and parts distributors, having one source for both fast-moving maintenance parts and larger repair parts can make procurement simpler. DFEC works to provide clear part identification, practical communication and stable supply support so customers can reduce downtime.
Mining equipment places higher demands on engine parts because machines often run in remote areas, high-load cycles and harsh environments. For mining trucks, drilling rigs, power units and large generator sets, engine reliability and parts availability are key to keeping operations moving.
DFEC supplies parts for heavy-duty Cummins engine families such as K19, K38, K50, QSK19, QSK23, QSK38 and QSK60. These engines are commonly used in high-power applications where long service intervals, correct maintenance and dependable replacement parts are essential.
Common mining-related demand includes engine assemblies, injectors, turbochargers, water pumps, oil pumps, filters, bearings, gaskets, sensors, SCR components and electrical control parts. DFEC can help customers match part numbers and application information before ordering, which reduces the risk of wrong parts and delays.
Fuel injection pumps and diesel injectors are among the most important parts in a modern diesel engine. If the injection system does not deliver fuel accurately, the engine may lose power, consume more fuel, smoke, run roughly or fail to start. For high-pressure common rail systems, precision and correct matching are especially important.
DFEC supplies fuel injector pumps and common rail injectors for many diesel engine applications. Buyers can provide the part number, engine model, equipment model or photos of the old part for confirmation. This makes it easier to identify the correct replacement and avoid mistakes before shipping.
In addition to engine assemblies and fuel system parts, DFEC supplies SCR system parts, AdBlue pumps, NOx sensors, turbochargers, filters, belts, engine control modules and other diesel engine spare parts. These components support both emissions control and engine performance.
Turbochargers are important for power output and fuel efficiency. SCR system components are important for modern emissions requirements. Filters, belts and sensors may seem small, but they directly affect reliability and maintenance cost. A complete supply range helps customers manage different repair needs through one purchasing channel.
DFEC focuses on professional communication, reliable quality and sufficient stock. Our team understands that international buyers need quick replies, clear part confirmation and practical delivery support. We serve customers in construction machinery, mining equipment, commercial vehicle, generator set and aftermarket service fields.
With product coverage across engine assemblies, fuel systems, SCR systems, turbochargers and general diesel engine spare parts, DFEC can support both regular maintenance and urgent repair sourcing. Whether you are purchasing one specific fuel injector pump or building a long-term parts supply channel, our team can help check availability and provide quotation support.
If you are looking for Cummins diesel engine parts, engine assemblies, fuel injector pumps, turbochargers, SCR parts or other auto spare parts, contact DFEC with your required part number, engine model, quantity and destination. Our team will help confirm the part and provide pricing, stock and delivery information.
Web: www.dfecengineparts.com
Email: jake.liu@hbdiyue.com
Tel: +86-719-8317597
Mobile / WhatsApp: +86-18164190158
