Riss Racing's 135i Intake Plenum distributes air directly to the
K&N Filter attached to the Stage I intake system. This product is
designed to direct mass amount of cold air directly on your Riss Racing
Intake. Pair with the Riss Racing ram air scoops there will be no
shortage of ram air for your intake system! Installation is 5 min. and
the power is forever. Enjoy the benefits of having a FUNCTIONAL intake
with all the fixings!