This is a discussion on First Modifications - what to do and not to do within the Engine Modifications forums, part of the Tech & Modifying & General Repairs category; Originally Posted by CoolGuyRx2 I'm planning on creating a custom system that will be quiet, eliminate drone, and gives fantastic ...
Is there anything different on the 14wrx that anyone knows? Great thread btw
Here's a video demonstration on my WRX - http://youtu.be/X6RkpFnkxr4
Varex has been used on many cars at Powertune Australia. Cars with well over 500hp.