Thomas Injection

Its What We Know

Visit Diesel Parts Direct

Diesel Fuel Injection Servicing, Re-Building and Repairing

Over 40 years’ experience servicing, rebuilding & repairing diesel fuel injection systems.

Impressive 200 years experience between them!

We can provide services that very few other diesel specialists can.

We offer…

Official representatives of:- Denso, Delphi, Bosch, Siemens VDO, Stanadyne and much more.

Our aim is to give you the service you deserve. That means talking you through each job, giving great reporting when required, and explaining all new parts fitted. In short, we mean to give you the personal care that you need.

Workshop visits are always welcome

Our fuel injection warehouse holds thousands of parts, including filtration, all kinds of sensors and fuel quality products.

Please visit


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Blog Posts

Delphi Parts

Does your engine use Delphi (Lucas, CAV) injection equipment? Injection Pumps Injectors Feed Pumps Filtration Engine Management GDi Genuine parts for next day delivery. If you don’t see what you need please ask. For older parts visit Thomas Classic Diesel.

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Parker Racor Turbine Fuel Filters

World leading fuel filtration for industrial and marine applications. Fantastically efficient at separating water from fuel using Racor’s unique Aquabloc media technology. Fast change, no tools required, element change, and available in 2,10 & 30 micron. Click this link for more information and full technical spec on the range of Parker Racor filtration including turbine […]

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The Thomas Group Companies: