Post
by Giles90 » Fri Nov 25, 2011 4:54 pm
speaking of air filters (which this almost was

) has anyone got opnions on performance air filters - K&N, pipercross etc?
do they make any difference?
2004 X5 4.4...to do - nothing! wheels refurbed, amplifier fixed, full MOT, living the dream!
E39 5er various AC Schnitzer mods - gone but not forgotten