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REDSTAR downpipes is an ultimate modification for your Porche 911 Turbo...
Not a secret the new Cayenne Turbo 4.0 V8 engine is almost identical to the Lamborghini Urus engine. That means it can sound as good as Urus or even better! By replacing massive OEM 600cpsi catalytic converters with REDSTAR downpipes we unleash all the potential that biturbo V8 has. Combined with ECU tune our downpipes will hold any power you can get even...