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West End Diesel are Sydney's leading diesel mechanics. Our diesel specialists & engineers provide a complete range of diesel services to suit all diesel applications.

West End Diesel are expert mechanics at servicing commercial consumer diesel vehicles

Passenger Vehicles

We service commercial and consumer automotive diesel-powered vehicles to ensure an economical, efficient and powerful drive on the road.

West End Diesel are truck and fleet servicing expert mechanics


We service all trucks no matter how big or small. From diagnostics and repairs, to offering total fleet maintenance solutions for Australia's leading commercial fleets.

West End Diesel are experts in servicing speciality vehicles

4x4 Vehicles

We provide leading facilities for all mechanical, electrical, dyno and diagnostics for 4x4 vehicles, including offroad and imports.

West End Diesel are experts in servicing large industrial and agricultural applications


We service small to high-end agricultural applications to ensure maximum power output with optimum fuel efficiency for your working capital.

West End Diesel are expert marine service mechanics


Our facilities service and repair diesel marine applications to ensure your vessel runs efficiently on the water with optimum power output.

West End Diesel can service high-end, heavy duty industrial applications with our extensive diesel facilities.


We have the facilities and expertise for maintenance, repairs and power output improvements for your industrial and heavy-duty diesel applications.

Recent Blogs

Roo Systems ECU Remap For Toyota LandCruiser

Posted on April 20, 2016 under About Us

We strapped our West End Diesel Toyota LandCruiser on the dyno for a R…

West End Diesel Acquire New Castle Hill Diesel Workshop

Posted on July 16, 2014 under About Us

We're proud to announce our recent acquisition of Castle Hill Diesel S…

Timing Belts

Posted on February 10, 2014 under Mechanical & Electronic

Did you know that timing belts have a limited life span? A timing b…

Roo Systems ECU Remapping Service


Sydney's Leading Diesel Mechanic: Over 30 years servicing diesel applications


West End Diesel Services (NSW) PTY LTD is a leading edge diesel industry specialist with over 30 years experience in the trade. Our commitment to the automotive industry has been ongoing throughout the years with a team of extensively trained diesel mechanics working in the best equipped diesel workshops in Sydney, NSW.


Our difference


Starting from very humble beginnings, we understand the needs and values of diesel vehicle owners. Our experienced team of diesel mechanics treat all vehicles as if they were our own. When you work with us, you can be sure your vehicle is been serviced by some of the best and brightest in the automotive industry. We assure a quality service or repair will be completed by one of our friendly and experienced diesel mechanics.


Our new Wetherill Park diesel fuel injection pump room and workshop have modern, well-equipped service and injector testing facilities. This houses the latest test equipment from Hartridge and other manufacturers. We test the latest electronic trends in all diesel fuel injection systems.


We service, repair and maintenance all diesel makes and models


At West End Diesel, we specialise in servicing, repairs and maintenance for diesel engines, fuel injectors, pumps and all related vehicle applications. We handle all diesel vehicles no matter the size, make or model. Makes we regularly service include Toyota, Isuzu, Mitsubishi, Holden, Ford, Mazda, Mercedes-Benz, Nissan and Hyundai.


For all vehicle bookings or general enquiries, contact us through our online form or call us at our Wetherill Park workshop on (02) 9757 7373.

West End Diesel are a proud Denso Premium Service Provider.


We only use genuine diesel fuel injection parts and house some of the brightest diesel technicians in the Australia.


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West End Diesel Services

  • Genuine Parts
  • Factory Trained Technicians
  • Guaranteed Satisfaction and Price
  • Specialised Inhouse Factory Equipment
  • Certified ISO Standards

Typical Competitor

  • Aftermarket Parts
  • Untrained Product Technicians
  • Hidden Costs and No Guarantees
  • Unknown Repairers
  • Uncertified ISO Systems

Diesel Fuel Injection

We are trained diesel specialists and are part suppliers for the following brands:


Our diesel engine services include (but are not limited to):

  • Diesel Fuel Injection Systems 
  • Maintenance & Repairs
  • Diagnostics and Repair
  • Fuel Pump Modifications

Diagnostics, Repairs & Performance Modules

We efficiently test your diesel application for the following faults and identify opportunities to improve power:

  • Excessive Smoke
  • Hard Starting
  • Loss of Power
  • Excessive Fuel Consumption
  • Overheating
  • Emission Testing
  • Dyno Tuning
  • Performance Modules
  • Manufacturers Handbook Service
Westend Diesel Careers

If you're interested in working with West End Diesel or would like to make an enquiry, please contact us below.

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Opening Hours

  • Mon 8am - 5pm | Thurs 8am - 5pm
  • Tues 8am - 5pm | Fri 8am - 5pm
  • Wed 8am - 5pm | Sat 8:30am - 11am
  •  1300 WEST END

  • Wetherill Park
    26 Davis Road Wetherill Park NSW 2164

  • Castle Hill
    U6/4 Anella Road Castle Hill NSW 2154

  •  02 9757 1029