150cc GY6 Lower Cooling Shroud – Emissions

GY6 Lower Cooling Shroud for Emissions (PAIR) style 150cc and 125cc GY6 4-stroke QMI152/157 and QMJ152/157 engines.PAIR is an acronym for Pulsed Secondary Air Injection System which is found on your cylinder head. It is an emissions control system used to lower HC and CO emissions. It works by allowing air into the exhaust flow. Emissions Style (PAIR)

Description


GY6 Lower Cooling Shroud for Emissions (PAIR) style 150cc and 125cc GY6 4-stroke QMI152/157 and QMJ152/157 engines.PAIR is an acronym for Pulsed Secondary Air Injection System which is found on your cylinder head. It is an emissions control system used to lower HC and CO emissions. It works by allowing air into the exhaust flow. Emissions Style (PAIR)

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