Brand?Name: KS Model?Name:?ZJ18302~ZJ18305 Car?Maker:?Audi Material?Type:?Aluminum Year:?2015 External?Testing?Certification:?CE Item?Length:?10.2?cm Item?Diameter:?2.5?cm Item?Weight:?0.088?kg Item?Type:?Turbo?Sound?Whistle Features:?Made?of?high?quality?aluminum，?light?weight?and?durable Color:?Black