Cobb Tuning Subaru MAF Extension Harness WRX 2015-2021 - SUB-ELE-007 Radiators NX4-XTSS kit features an Xtreme

NX4-XTSS kit features an Xtreme pressure plate for the most demanding driver

Clutch Disc: 4200003

AEM's Air Inlet Temperature Sensor Kits (AIT) senses the air temperature on the inlet side of the engine

64mm inducer compressor wheel

Clutch Disc: 4240010

Cobb Tuning Subaru MAF Extension Harness WRX 2015-2021 - SUB-ELE-007 Radiators NX4-XTSS kit features an XtremeEMISSIONS This part is not an emissions related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION This is a 16" extension for the MAF Sensor on a 2015 2021 Subaru WRX. It is included with the Redline Intake System and COBB Big SF Intake System. WHY? Most aftermarket intake systems on the 2015 2021 Subaru WRX require the MAF Sensor wiring to be extended for proper fitment. FEATURES Subaru MAF Extension Harness WRX 2015 2021