I've spotted this amazing dark green Aston Martin V8 Vantage Roadster on the Monza Racetrack,in combo with a quite loud Porsche 996 Turbo Cabrio,you can hear a lovely start-up,the opening of the soft-top and a noisy acceleration under the tunnel,enjoy!

Aston Martin V8 Vantage Roadster Opening Roof & Tunnel Sound - YouTube