K&N Performance Air Filter - X5 (F15) 30dX/40dX/M50dX 2013-

K&N Performance Air Filter - X5 (F15) 30dX/40dX/M50dX 2013-K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. Our stock replacement air filters for street vehicles are covered by their

Direct fit using factory mounting points

BMW E63 E64 brake upgrade

Updated EBC 3 slot venting provides slightly less air noise under heavy braking while keeping the full width slot cooling benefits

Carbon fibre tips feature a genuine plain weave carbon sleeve riveted to a stainless double walled base for an elegant

DP41512R - Front

Battery voltage from red / black power and ground wiring for real-time system health

75 brake disc is correct for your BMW 5 Series E39 Saloon

F91 F92 F93 front lip spoiler

BMW 420i xDrive tuning

2006 - 2013 BMW 123d / 125i / 128i / 135i / M Coupe (E82)

Stage 1 91 octane: up to 11 percent HP / 18 percent TQ

uprated suspension bushes BMW 1 Series