Help ! Has somebody got a standard air box for a 1996 wrx. I've got a HKS induction filter but it failed the SVA, so I need to change back to a standard air box just for the test then put the HKS back on after. Thanx.

 

Check eebay item number 4589346677

 

THERES A PIPE YOU CAN UNDO THAT BETTERS THE READING.WHICH PIPE (NO IDEA) BUT SOMEONE ON HERE WILL KNOW.SO IVE HEARD ANYWAY.