I picked my '25 up today and my God is it just a bit much, still getting used to the added. If you're on the fence of combining the Thermal R&D 3" & CVFab downpipes because of loudness, it is! I had the CVFab downpipes mated to the Thermal R&D 3", and my installer had a little difficulty with one downpipe being out of round where it mates to the exhaust. Thankfully it didn't throw any codes, but they used
https://vibrantperformance.com/thread-on-j-style-sensor-bung-adapter-19019/, instead of the cheapie extensions CVFab provided. Overall, I've got to get used to the added noises that I can now hear.