mk1 or mk 2 exhaust?

  1. #1
    hi was wondering what 4 branch to order my cat is infront of the engine at the manifold?
  2. #2
    if its got cat manifold you have a phase 2.
    you need a twin sensor manifold that clears the oil filter housing.

    a phase 1 manifold will fit, but you will need to put a phase 1 oil filter on.