2013 - 2020 Audi A3/S3 Quattro (8V/8V.5 - MQB). 2013 - 2020 Volkswagen Golf R (Mk7/7.5 - MQB). The 034Motorsport Res-X Resonator Delete unleashes a throaty growl that exudes the sound of performance and warns bystanders that this isn't your average 4-cylinder.
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