INSTALLING THE GRAIL CATBACK EXHAUST TO OUR 991.1 GT3RS (LOUD)

[@swift__]

Love the Grail system, they sound incredible. 👌🏻👌🏻

[@JennyPenny707]

Same name as the Chinese company
BYD - Build your dreams
That exhaust sound extreme! Lovely stuff

[@pauljames3514]

overtaking on double white!!!!! should have edited that out

[@grailautomotive]

🔥🔥🔥

[@dimmacommunication]

Nice :)

[@r44performance]

Thanks to you guys!

[@leobats14]

Beautiful car. Top video.

[@r44performance]

Thank you! 👍