S-Type (X200, X202, X204, X206) 1999 - 2008
Hi all, apart from K&N which I've tried and trashed, what brand of air filter do folk recommend? There's a few out there and want the best available but not the aforementioned K&N. Used them in the past and the 1 or 2 hp increase was cosmic! Plus the fact that the oil can screw up the MAF...