K&N Apollo Universal Parts Kit STAINLESS STEEL CAT-BACK EXHAUST NOTE: No ECU is included

NOTE: No ECU is included with this purchase unless you select the option for us to provide an ECU

aFe POWER Carbon Cabin Filters clean the air entering through the ventilation system of your vehicle by reducing impurities such as dust

+22 HP +20 LB/FT

This allows your BMW's engine to inhale a larger amount of air than the factory air filter assembly

K&N Apollo Universal Parts Kit STAINLESS STEEL CAT-BACK EXHAUST NOTE: No ECU is includedVent tubes can be used to attach smog tubes, crank case ventilation tubes or other vacuum related accessories. Requires creating 1 4 inch NPT threaded fitting in filter base, valve cover or other assembly where used.