You don't want restrictions on your high-performance car. That's why you need an Audi S5 exhaust system that bolsters power and torque while increasing fuel economy. Our S5 performance exhaust systems feature mufflers using reflective technology to cancel bad resonance sound, while letting your engine's power flow through.
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An extractor collector in the Audi S5 headers & exhaust tips induces better scavenging for optimum performance. Plus the chambers used in these S5 mufflers & catalytic converters give optimum flow control. You get factory emission positions for attaching S5 exhaust pipes & parts that are sold by AutoAnything.