Originally Posted by SapphyMike
depends what filter
dont just ask a question and only give us half the info!
warm soapy water can often do the trick, then a re oil ie, K&N re oiler, if its a K&N filter.
Yer it's a K&N.
SO just soak it in a bucket of warm soapy water and re-oil after.
I take it halfords sell the oil??