Peugeot 406 turbo exhaust and dump valve

My other 406, a 1996 Executive 2.0 turbo. When the video was made my car was putting down 185bhp at the wheels (rolling roaded by JP Autotechnics). Here’s a demonstration of my dump valve and exhaust. Look at the Lexus lights on the back -- I was the first person in the UK to put these on a mark 1 406. Another video of a modded 406: