Featured Categories

Weekly Special Products

Aluminium Washer

SKU: 980 052
Product Feature

7/16

Siemens Plastic Connector (T)

SKU: 930 236
Product Feature

T Type

Compatible Brand

Compatible Model

Citroen – Peugeot – Euro 5

12 mm Plastic Plug

SKU: 930 046
Product Feature

12,00 MM

Denso Komatsu Adjustment Shim

Add to List This product has multiple variants. The options may be chosen on the product page
SKU: 077 201
Outer Diameter

25,00 MM

Inner Diameter

22,40 MM

Size Range

4.00 mm – 4.10 mm Range (±0.01 mm)

Compatible Brand

Compatible Model

Komatsu

New Products

Inner Coil Shim

Add to List This product has multiple variants. The options may be chosen on the product page
SKU: 077 101
Outer Diameter

4,20 MM

Inner Diameter

2,30 MM

Size Range

1.05 mm – 1.95 mm Range (±0.05 mm)

Compatible Brand

422 MAN Injector Lower Holder

SKU: 910 064
OEM Code

2 433 349 458

Compatible Model

Man

Delphi E3–E4 Injector Connector (With Cable)

SKU: 930 501
OEM Code

10811963

Product Feature

With Cable

Compatible Brand

Compatible Model

Euro 3 – Euro 4

Repair Kit Sets

Repair Kit

SKU: 990 021
OEM Code

F 000 41P 050

Compatible Brand

Repair Kit

SKU: 990 145
Compatible Model

Cat 3126 External

Vacuum Pump Repair Kit

SKU: 990 155
OEM Code

0 381 451 01B

Compatible Brand

Compatible Model

Volkswagen Golf

Repair Kit

SKU: 990 136
OEM Code

F 00H N37 454 +

Compatible Brand

Repair Kit

SKU: 990 143
Compatible Model

Cummins Ism

Injector Parts

Ulusan Diesel offers high-precision injector parts for common rail and diesel systems. All sub-groups—from return plastics and fittings to inlet fittings, plugs and holders, as well as injector and pump parts—are manufactured with a focus on durability, sealing performance, and long service life.

O-Ring Varieties

O-Ring

SKU: 970 079
OEM Code

F 00R J01 605

Compatible Brand

O-Ring

SKU: 970 047
OEM Code

F 00R J01 571

Compatible Brand

O-Ring

SKU: 970 031
OEM Code

F 01M 100 049

Compatible Brand

O-Ring

SKU: 970 022
OEM Code

5855-30

Compatible Brand

DIESELBLOG

Ulusan Diesel | Global Diesel Spare Parts Supplier

Ulusan Diesel is a global supplier of diesel injector and fuel system components, operating with high quality standards and prioritizing technical compatibility and product continuity.
The injector plugs, shim washers, O-ring solutions, and connection components in its product portfolio are selected based on compliance with OEM tolerances, material durability, and long service life criteria.

With advanced quality control processes, a strong inventory structure, and an export-oriented operational infrastructure, Ulusan Diesel ensures uninterrupted supply to a wide customer base—from workshops and distributors to service networks and industrial users.

Ulusan Diesel is a strong business partner for companies seeking reliable, sustainable, and technically accurate diesel spare parts solutions in global markets.