|
You could always go for the BMW performance filter which to me looks like a k&n filter but you have the peace of mind of the 24 month parts guarantee if you are worried about engine damage.
Mike
__________________
2006 E90 325i M Sport SGM, BMW performance kidney grills, M3 lip spoiler, BMW performance air filter, BMW Darkline Rear Lights, H&R sport springs, Backbox delete, 18x8.5 Rota Grid Drifts in Hyper Black
|