K&N Round Air Filter 14in OD / 12in ID / 2.313in Height Splash guards High temperatures are detrimental for

High temperatures are detrimental for engine performance as the turbo would have to build boost with heated

2004 BMW 325i 2

Choose from 2 unique tip options: Side exit twin Pro Series tips and straight-cut single tips

Comes with matching theft deterrent screw caps to conceal hardware

and is designed for high-performance purists who prefer exhaust notes over their stereos

K&N Round Air Filter 14in OD / 12in ID / 2.313in Height Splash guards High temperatures are detrimental forThe K&N E 3740 replacement air filter is designed to increase horsepower and acceleration by reducing restriction and increasing air flow to your engine. The E 3740 is made with oiled layers of woven cotton that offer superior filtration and can be washed and reused repeatedly. K&N replacement air filters can go up to 50,000 miles before cleaning is required, depending on driving conditions. One K&N replacement air filter costs less than replacing