Pro-tech 4 brach s/s exhaust manifold

  1. #1
    are these any good, thanks
  2. #2
    do you have a link?
  3. #3
    I Have heard the build of them to be questionable. Something about overly long primaries!
  4. #4
    Quote:
    Originally Posted by jasonwellwicked View Post
    I Have heard the build of them to be questionable. Something about overly long primaries!
    Also heard about port shapes not matching those on the head on some early models, although my supercharged vts had one fitted when I got it and it didn't seem to have any issues.