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Do your high flow catalytic converters throw an SES light? Do you run an off-road y-pipe at the track? Plug in these o2 simulators in 5 minutes and keep that light off.

This product is intended for track use only - using this product on a street vehicle to violate emissions is illegal and we will NOT provide tech support to anyone we feel is doing so.

This is for 2 Simulators.

Shipping: FREE!