CAs at Silverstone

[Jrtaylor9]

Are there any add-on solutions to silence a CS to pass noise restrictions at Silverstone?

[Jrtaylor9]

Is it possible to to change title to CS instead of CAs typo?

[Chrism355]

The challenge boys used to put cans on their exhausts to bring the db down. Try doing a search for Aldo Riti of Riti engineering he used to do a lot for challenge teams so would know what you need and where to get it