Exhausts / Air Intake - Induction (ST/TDCi/ST220)
Hi all,
My ST155 has a standard paper filter, I used to have a K&N panel filter in my Polo GTi & noticed a signifcant increase of MPG & was going to put one in my ST155. I havent really looked too much but is it fiddly opening the airbox? On the Polo you had to detach a rubber breather hose &...