What is a DEF filter?

A DEF filter protects the AdBlue dosing system on engines with SCR exhaust aftertreatment. Contaminated DEF can block the doser and trigger derate.

Our shop at abc-df.co.uk carries 6,000+ genuine Donaldson parts, covering air, fuel, hydraulic, lube, coolant and exhaust, plus the housings, gauges, clamps and fittings that go with them.

Find it at abc-df.co.uk, or WhatsApp a photo to 07436 830 587 and we'll match it.

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