Straight pipe, h pipe, x pipe - the definitive answer
10-04-2018, 12:28 PM
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2021 Mercedes C63s AMG Coupe
I have mentioned this in multiple posts, if you cut the mufflers with the C43 with performance exhaust, you will enter soft limp mode when you disconnect the valves. Also if you use the ASR module, it is necessarily a muffler delete. All you need to cut is the resonator and cats.
