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We give you a total rundown and explanation of the factory OEM GT4 RS exhaust and compare it side by side with our full GT4 RS exhaust system. RENNKRAFT™ Long Tube Header System and our Valvetronic X-Pipe Cat-Back Exhaust System.

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Fabspeed Motorsport has been setting the industry standard for quality and performance since 1994 and we continue to revolutionize the Exotic Car Industry.