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Does not trigger the CEL and complies with most emissions regulations
Header Back Exhaust system: –¶ Header Back Exhaust System:   1
we strongly recommend opting for a thermal management solution to Over Axle Pipe products to protect nearby components and body parts
Upgrade your Audi S4 with iPE Exhaust Tips
8 kgExhaust sound measurements:OEM: 105 dbiPE Full Sytem: 123 dbiPE Catback System: 114 dbAll standard tips comes with chrome-silver tips
Kline Innovation Porsche 992 Carrera Valvetronic silencer section BMW-M5-2017 Does not trigger the CELThe Sound Removal of the heavy chambered rear silencer, and replacing it with a lightweight F1 grade Inconel 625 X pipe, and Fully bypassable lightweight Inconel silencers, sheds a significant amount of weight, as well as raising the pitch of the exhaust into a more exotic tonal range. Removal of the OPF and catalysts, and replacing them with either HJS motorsport catalysts, or De cat pipes, opens the sound up significantly, complementing and
