Originally Posted by chip-3door
Its application dependant, and all down to the design of the airbox in question, also on N/A cars the slightest restriction can be a bigger issue.
What could the bigger issue be? Im just trying to understand this
Originally Posted by Wardy257
Most people do it because the believe in the "+15 bhp" claims, and because they don't know any better.

so with all my mods what your trying to tell me is that I dont have a 500bhp N/A mk6 escort