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90 must be used with 3
MY07+: RCM1790 (0
Max Boost = 40psi
road surface
Front Oxygen Sensor EJ207 Twinscroll 12310AA410 90 must be used withThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air fuel ratio by measuring the excess oxygen left over from the combustion process. The front air fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling. A faulty sensor can result in poor engine operation or stalling and may set a CEL. Manufacturer Part Nos.: 22641AA500 (MY08 14), 22641AA191
