Description
HIFI Fuel Filter DAHL 66-W is a compact diesel fuel filter element designed to remove contaminants and separate water from fuel to protect injectors and fuel pump components. Clean, dry fuel improves combustion efficiency, reduces wear and helps maintain smooth engine performance.
Suitable for small diesel systems, generators, marine applications and equipment using DAHL-type housings. Ideal for servicing and preventative maintenance where water contamination risk is present.
- Fuel Filter – HIFI DAHL 66-W
- Water-separating filter element
- Protects injectors and pump components
- Helps maintain clean, stable fuel flow
- Compact design suited to small diesel applications
- Please verify housing and system compatibility before purchase
Check part number and equipment requirements to ensure correct fitment.
Brand
HIFI FILTERS
HIFI Filters is a trusted filtration brand supplying heavy-duty and industrial filters designed to protect engines and hydraulic systems in demanding environments. At Sydney Filters, we stock a broad range of HIFI solutions suited to construction, agriculture, transport, mining and industrial plant, where consistent filtration and uptime are essential.
HIFI Filters commonly cover key filter types including oil, air, fuel and hydraulic filters, engineered for strong contaminant control and dependable flow. In harsh Australian conditions—dust, heat and continuous operating hours—the right filter helps reduce wear, support efficient operation and extend service life across critical components, helping minimise avoidable maintenance and downtime.
Browse our HIFI Filters range online to find the right filter for your machine or vehicle. If you need help matching a part number, cross-referencing, or confirming fitment, Sydney Filters can assist with selecting the correct option for your application.

