Three piece cooling fan shroud assembly for emissions system (PAIR) equipped GY6 125cc and 150cc GY6 4-stroke 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.

Original Parts For Scooters SKU 164-331

Specifications:

• Includes upper and lower shroud, and fan cover

Compatibility:

157QMJ-based 125cc / 150cc / 169cc engines with the following engine codes:

Don't see your engine listed? If the engine code includes "QM" or "FM", this product is compatible with your vehicle.

About Blue Line: Blue Line offers OEM equivalent replacement parts for on-road scooters. Blue Line parts are a direct-fit replacement when OEM parts are unavailable or overly expensive for your scooter. Since 2018, Blue Line has provided quality parts at great prices.