Located before the catalyst
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Detects engine ping for timing adjustment
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with AUG or AWM engine codes only, please check connector color before ordering.
Detects knock and adjusts timing accordingly
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Provide accurate pre-catalyst exhaust temperature data to your ECU and restore engine efficiency.
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat!
With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.
