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I recently installed catted headers + a new valved exhaust on my 2020 GT which sounds just gorgeous - but sadly it's about 3-4 dB too loud which can get me into trouble with the police here. Due to recent law changes the police here is allowed to measure the exhaust in all drive modes that are...

Hey guys, I'm planning to remove my GPF/OPF from my 2020 mustang GT, but as far as I can tell there is little to no information / posts from other users who did that. I got a fitting catted header, but the GPF won't be there after that header swap. Since the car has sensors to detect the...