Group A Scuttle Induction, but this requires cutting of the scuttle panel
Next I would go for itg filter in standard airbox
Open cones suffer massive heat soak. If you just want noise, they sound great but if you're chasing bhp, avoid.
I had a large filter and like its been pointed out they suffer alot from heat soak.
The best one that is out there is the one that sits in the bulk head
![]()
If you have a look on this topic on Clio16valver you will see
http://www.clio16valver.co.uk/forum/viewtopic.php?f=3&t=48495