For those looking for info on air filters:
http://www.affinityconsultants.co.uk/gtrowner/induction.html
The same review can also be found at the Supra Tuning site:
http://www.mkiv.com/techarticles/filters_test/2/
<O…and finally; the Japanese version of the article:
<Ohttp://www.mkiv.com/techarticles/filters_test/1/
</O
http://www.affinityconsultants.co.uk/gtrowner/induction.html
The same review can also be found at the Supra Tuning site:
http://www.mkiv.com/techarticles/filters_test/2/
<O…and finally; the Japanese version of the article:
<Ohttp://www.mkiv.com/techarticles/filters_test/1/
</O