Filler necks for petrol, diesel and AdBlue® systems
The Fuel Cap Company is a specialist supplier of filler necks in mild steel, stainless steel and aluminium. Making them suitable for a variety of fuels. We can also provide plastic AdBlue® filler necks.
Our weld-on and bolt-on filler necks come in various sizes, and can be supplied with compatible locking or non-locking caps to suit your requirements.
The range of filler necks available offers a direct replacement for original equipment in certain applications.
Materials, Sizes and Use Cases
- Mild Steel filler necks: 80mm x 50mm weld-on, suitable for 58/59mm caps and compatible with E10 bio-ethanol fuel.
- Stainless Steel filler necks: available with a varied selection of cap options.
- Aluminium filler necks: 105mm x 44mm - available with a choice of lockable caps and supplied with two keys.
- All our products are sourced from Farma Srl in Italy and conform to the latest EU directives on sourcing of materials.
We’re just a phone call away
For more information, please get in touch on 01691 596677 or see our contact page for more options.
Supplying quality at wholesale prices made simple
We understand that engineering projects often need reliable components. That’s why we offer bulk purchase options on our filler tank necks, available in mild steel, stainless steel, and aluminium.
Ordering in quantity gives your business access to our best wholesale prices, helping you keep costs down without compromising on quality. All our products are manufactured in Europe to meet OEM standards, so you can rely on consistent performance and finish.
If you’d like to discuss your requirements or request a quote, please contact us by email or Whatsapp or call Mark on 07952 384324.
A successful partnership between two family businesses
Farma Srl (often referred to as Farma Group) is a well-established Italian company based near Bologna, Italy. The company was founded in 1975 and has built a reputation for precision, innovation and delivering high-quality standards in the industrial vehicle sector.
Farma Group specialise in the design and manufacture of refuelling systems and components for; fuel, urea, oil and water tanks.
Location: Via G. Galilei 171, Fossatone di Medicina, Bologna, 40059, Italy. Phone: +39 051856314.



