Beijing booster

A term referring to cheap Chinsese made turbo chargers that are usually purchased from ebay.com or other e-commerce platforms and have names similar to real aftermarket performance brands. Also a synonym for "ying yang spinny thang".

Person 1: Did you see that Ben put a $100 turbo on his Civic?
Person 2: Yeah, I wonder what number will he get on the dyno with the Beijing booster.