have a 4" opening and are made out of aluminum.
(1.8, 2.0, & 2.4 liter engines only.) For
connecting an aftermarket airfilter to the intake
in the US)
was nice enough to screw us with a bunch of
extra charges and some terrible customer service.
So, we are getting rid of these. They are not
the best design. The MAS opening is flat and
not cut very well. We only recommend these if
you are looking for a cheap MAS adapter. They
work fine for attaching a cone filter on to
your MAS. We had 15 of them and they are not
are limited at this price.)