a3 2.0 fuel filter which one?

Hi all my son has a 2007 a3 2.0 tdi 170bhp sline he wants to do the fuel filter but there are 3 types there is a 142mm 136mm 115mm tall does anybody have a clue on what size the fuel filter would be many thanks for all your help.

 

PM me the chassis number I will get you the OE number.

 

great thanks

 

They change on chassis number www.gsfcarparts.com are good for info for this in their item descriptions

 

Sorry for the late reply thanks for your help

 

thanks for your help