{"product_id":"porsche-991-gt3-equal-length-long-tube-header-exhaust","title":"Equal Length Long-Tube Header Exhaust – Porsche 911 991 GT3 \/ GT3 RS","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePure Naturally Aspirated Performance\u003c\/b\u003e: This is not just a header system — it unlocks a sharper, higher-revving and more motorsport-inspired driving experience for Porsche’s GT platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEqual-Length Long-Tube Design\u003c\/b\u003e: Engineered to optimize exhaust scavenging, pulse balance and high-RPM efficiency for improved throttle response and smoother power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnhanced Exhaust Flow\u003c\/b\u003e: Reduced exhaust restriction improves engine breathing with potential gains of approximately 20–35 horsepower depending on supporting modifications and tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesigned for the 991 GT Platform\u003c\/b\u003e: Developed specifically for Porsche 911 991 GT3 and GT3 RS models for precise fitment and factory-level integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLightweight Performance Construction\u003c\/b\u003e: Available in stainless steel or titanium configurations for reduced system weight and improved thermal efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMotorsport-Inspired Acoustics\u003c\/b\u003e: Produces a sharper, cleaner and more exotic naturally aspirated exhaust tone throughout the entire rev range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Engineering\u003c\/b\u003e: Designed to integrate seamlessly with factory or aftermarket mid-pipe and rear exhaust systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional installation\u003c\/strong\u003e is recommended for best alignment, performance and heat management.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eA motorsport-focused equal-length header system engineered to maximize the naturally aspirated character of Porsche’s GT platform.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 13px; color: #777;\"\u003e\u003cb\u003eFitment Note:\u003c\/b\u003e Designed for Porsche 911 991 GT3 and GT3 RS models equipped with naturally aspirated 4.0L engines. 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