Did I just ruin my Carrera S with this GT3 exhaust?

We are back working on the Porsche Carrera S, which now sports a GT3-style bumper, exhaust upgrade and diffuser. We check out the exhaust upgrade, does it sound good? This video details using a diagnostic tool on the vehicle, to try and address some faults.This car repair journey continues as we troubleshoot these issues. To be clear, this isn’t a GT3 and I’m not pretending it is. It’s my Carrera S with a GT3-style centre-exit exhaust setup — and the question is whether I’ve made it look better but sound worse. Check out the full playlist here -    • 992 Carrera S → GT3 Build | Full Series