NGK BMW 1 Series M 2011 Direct Fit 5-Wire Wideband A/F Sensor car enthusiast apparel Standard factory mounting bolt holes

Standard factory mounting bolt holes can be adapted to racing pedal assemblies with an optional mounting adapter bracket (including push rod and dust boot

SB5-HDG4 kit features ACT's most popular Heavy Duty pressure plate

CP Piston 3

BorgWarner Turbine Housing S400SX SX 1

and a valved SwitchPath™ muffler tuned for the S58

NGK BMW 1 Series M 2011 Direct Fit 5-Wire Wideband A/F Sensor car enthusiast apparel Standard factory mounting bolt holesNTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how