I have my 91 tt in the shop right now getting a JDM engine put in, they told me today that the stock exhaust will be restrictive for the JDM engine and that I'll have to have a full exhaust system built otherwise it will missfire with the stock system on it. Is this true???
Follow Ups
Custom exhaust for my JDM swap - robski_8517:02:32 01/11/10