{"product_id":"2021-2026-porsche-992-gt3-gt3rs-stainless-steel-heat-shield-cat-less-headers","title":"2021-2026 Porsche 992 GT3\/GT3RS Stainless Steel Heat Shield Cat Less Headers","description":"\u003cp data-start=\"0\" data-end=\"490\"\u003eUnlock maximum exhaust flow and race-inspired performance from your \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePorsche 992 GT3\u003c\/span\u003e\u003c\/span\u003e or \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePorsche 992 GT3 RS\u003c\/span\u003e\u003c\/span\u003e with the 2021–2026 Stainless Steel Heat Shield Catless Headers. Designed for high-performance street and track applications, these precision-engineered headers eliminate the restrictive factory catalytic converters and significantly improve exhaust efficiency, allowing the naturally aspirated flat-six engine to perform at its full potential.\u003c\/p\u003e\n\u003cp data-start=\"492\" data-end=\"910\"\u003eConstructed from premium T304 stainless steel, these catless headers are built to withstand extreme exhaust temperatures and the intense high-RPM operation that the GT3 platform is known for. Precision TIG welding and mandrel-bent tubing ensure exceptional strength, durability, and consistent internal flow, delivering long-lasting performance under demanding driving conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"912\" data-end=\"1386\"\u003eThe catless design dramatically reduces back pressure compared to the factory system, allowing exhaust gases to exit more freely. This improved flow results in sharper throttle response, stronger mid-range acceleration, and increased top-end power. Performance testing on similar long-tube header setups for the 992 GT3 platform has demonstrated double-digit horsepower gains along with improved torque delivery and a broader powerband. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1388\" data-end=\"1761\"\u003eAn integrated stainless steel heat shield is incorporated into the header design to manage the extreme temperatures produced by the high-performance exhaust system. The heat shielding helps protect surrounding engine bay components, reduces radiant heat, and improves overall thermal efficiency during aggressive driving and track use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1763\" data-end=\"2115\"\u003eThe equal-length runner configuration further enhances exhaust scavenging by synchronizing exhaust pulses as they exit each cylinder. This optimized flow path increases gas velocity and improves engine efficiency while producing the sharp, high-frequency motorsport exhaust tone that the GT3 platform is known for. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2117\" data-end=\"2454\"\u003eDesigned for precise fitment on the Porsche 992 chassis, these headers feature a direct bolt-on installation that integrates seamlessly with the factory or aftermarket exhaust system. The system utilizes OEM mounting points for a straightforward installation and maintains compatibility with a wide range of performance exhaust upgrades.\u003c\/p\u003e\n\u003cp data-start=\"2456\" data-end=\"2468\"\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"2470\" data-end=\"3072\"\u003e\n\u003cli data-section-id=\"wcheqk\" data-start=\"2470\" data-end=\"2514\"\u003e\n\u003cp data-start=\"2472\" data-end=\"2514\"\u003eFits 2021–2026 Porsche 992 GT3 and GT3RS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xzpcp2\" data-start=\"2515\" data-end=\"2582\"\u003e\n\u003cp data-start=\"2517\" data-end=\"2582\"\u003eHigh-performance catless header design for maximum exhaust flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r0gooh\" data-start=\"2583\" data-end=\"2632\"\u003e\n\u003cp data-start=\"2585\" data-end=\"2632\"\u003eConstructed from premium T304 stainless steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9rh7mu\" data-start=\"2633\" data-end=\"2707\"\u003e\n\u003cp data-start=\"2635\" data-end=\"2707\"\u003eIntegrated stainless steel heat shield for improved thermal management\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"36runl\" data-start=\"2708\" data-end=\"2773\"\u003e\n\u003cp data-start=\"2710\" data-end=\"2773\"\u003eEqual-length primary runners for optimized exhaust scavenging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1je94wc\" data-start=\"2774\" data-end=\"2840\"\u003e\n\u003cp data-start=\"2776\" data-end=\"2840\"\u003eMandrel-bent tubing for smooth airflow and reduced restriction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qzyqza\" data-start=\"2841\" data-end=\"2906\"\u003e\n\u003cp data-start=\"2843\" data-end=\"2906\"\u003ePrecision TIG welded construction for strength and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12znevw\" data-start=\"2907\" data-end=\"2962\"\u003e\n\u003cp data-start=\"2909\" data-end=\"2962\"\u003eIncreased horsepower, torque, and throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"32tnkw\" data-start=\"2963\" data-end=\"3010\"\u003e\n\u003cp data-start=\"2965\" data-end=\"3010\"\u003eAggressive motorsport-inspired exhaust tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kvz2tc\" data-start=\"3011\" data-end=\"3072\"\u003e\n\u003cp data-start=\"3013\" data-end=\"3072\"\u003eDirect bolt-on installation using factory mounting points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3074\" data-end=\"3478\"\u003eThe 2021–2026 Porsche 992 GT3\/GT3RS Stainless Steel Heat Shield Catless Headers are the ultimate upgrade for enthusiasts looking to enhance both performance and sound. By removing restrictive factory components and optimizing exhaust flow, these race-inspired headers deliver improved power, sharper response, and an unmistakable high-revving exhaust note worthy of Porsche’s most track-focused machines.\u003c\/p\u003e","brand":"eurobahndynamics","offers":[{"title":"Default Title","offer_id":47878961103089,"sku":null,"price":2999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/7406\/5137\/files\/Screenshot2026-03-06171533.png?v=1772846191","url":"https:\/\/eurobahndynamics.com\/products\/2021-2026-porsche-992-gt3-gt3rs-stainless-steel-heat-shield-cat-less-headers","provider":"eurobahndynamics","version":"1.0","type":"link"}