This is the Novarossi EFRA 2052 One Piece Tuned Pipe. The EFRA 2052 Tuned Pipe is an EFRA/IFMAR legal 3-chamber tuned pipe for 3.5cc On-road engines. This pipe provides better acceleration and higher top speeds at the expense of higher fuel consumption.
NOTE: This is only the tuned pipe, and does not include a manifold, manifold gaskets or retaining springs which must be purchased separately. This pipe is made available as a separate item so you can choose either the long or short manifold, depending on whether you want better top or bottom end performance.