it will be digifant, look on your airbox, is there braided wires things or a black electrical box of tricks? if it is the box thing you got digi. if not then k-jet. but yours will be digi cos k-jet was on early 8v's.
Dont know about ashley exhausts, 168 bar sounds cheap, is it a full system? also get a k+n panel filter and drill your airbox for more induction howl!
Ask dizzie about a mk3 interior he has just done this so sorry i dont know cost etc
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