{"product_id":"porsche-718-gt4-rs-soul-race-exhaust-system","title":"Porsche 718 GT4 RS \/ Spyder RS SOUL Race Exhaust System","description":"\u003cp\u003e\u003cspan\u003eThe factory rear muffler wasn’t much of a restriction on the standard 718 GT4, but reusing it for the GT4 RS has created a bottleneck for the GT3-derived engine. The tubing diameter remains the same, meaning that increased power is now forced through tubing that measures less than 2 ¼ inches. Repurposing that muffler helps meet sound restrictions and eases manufacturing processes, but doesn’t extract the most performance out of the GT4 RS.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Race Exhaust system measures a full 3 inches from the flanges to our tips, unleashing every bit of character from the 4.0-liter flat-six. The bespoke x-pipe creates a crisp motorsports tone, and our Resonated version tackles the drone under 2,500 RPM using resonators and anti-drone tubes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDETAILS:\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003e+  \u003c\/strong\u003eWeighs 6.5 lbs \/ 2.9 kg less than factory exhaust components (27.5 lbs vs 34 lb factory)\u003cbr\u003e\n\u003cstrong\u003e+  \u003c\/strong\u003eAll SOUL Performance Products exhaust components are backed by the industry’s first and finest \u003ca href=\"https:\/\/soulpp.com\/warranty\/\" target=\"_blank\" rel=\"noopener\"\u003eLifetime Warranty\u003c\/a\u003e for both street and track use\u003cbr\u003e\n\u003cb\u003e+\u003c\/b\u003e  Designed and built in-house at our Willow Grove, PA facility\u003c\/p\u003e\u003ch2\u003e\u003cstrong\u003eDEVELOPMENT\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe factory rear muffler wasn’t much of a restriction on the standard 718 GT4, but reusing it for the GT4 RS has created a bottleneck for the GT3-derived engine. The tubing diameter remains the same, meaning that increased power is now forced through tubing that measures less than 2 ¼ inches. Repurposing that muffler helps meet sound restrictions and eases manufacturing processes, but doesn’t extract the most performance out of the GT4 RS.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Race Exhaust system measures a full 3 inches from the flanges to our tips, unleashing every bit of character from the 4.0-liter flat-six. The bespoke x-pipe creates a crisp motorsports tone, and our Resonated version tackles the drone under 2,500 RPM using non-restrictive resonators and anti-drone tubes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/soulpp.com\/wp-content\/uploads\/2026\/02\/JMW_1976.jpg\" target=\"_blank\" rel=\"noopener\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eEXHAUST TIP SELECTION\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFor those looking to maintain the factory appearance, this system can be used with OEM exhaust tips. However, the OEM tips feature a much smaller diameter inlet, requiring the system to be necked down, which introduces a restriction and reduces overall performance. To extract the most from your GT4 RS, we strongly recommend selecting our high-performance exhaust tips, designed to complement the full 3-inch system without any compromises. Choose between double wall tips or our \u003ca href=\"https:\/\/eurocustomspr.com\/products\/porsche-718-gt4-rs-spyder-rs-weissach-style-exhaust-tips\" target=\"_blank\" rel=\"noopener\"\u003eWeissach style\u003c\/a\u003e stainless steel tips.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eHAND-CRAFTED CONSTRUCTION\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eMandrel bent, durable .065″” T304L stainless steel tubing\u003c\/p\u003e\n\u003cp\u003eBack purged TIG welding (with \u003ca href=\"https:\/\/soulpp.com\/2019\/12\/13\/tech-talk-airgas-arcal-prime\/\" target=\"_blank\" rel=\"noopener\"\u003eARCAL™ Prime argon gas\u003c\/a\u003e) ensures proper weld penetration for exceptional strength and longevity\u003c\/p\u003e\n\u003cp\u003eWater jet cut brackets are made to ISO 9001:2015 standards with ultra-tight tolerances of +\/- 0.003 inches for extreme precision\u003c\/p\u003e\n\u003cp\u003eFabricated using thick-gauge aluminum fixtures that act as a heat sink during the welding process to prevent any warpage\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eBOLT ON AND GO\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eEvery component is rigorously quality-checked, tested in a fixture to guarantee fitment, and then foam packed to ensure they arrive in perfect condition. New high grade hardware is included for installation.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\u003ch2\u003e\u003cb\u003eBACKED BY LIFETIME WARRANTY\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eEnjoy your SOUL exhaust components with confidence on both the street and track as they are covered by our \u003ca href=\"https:\/\/soulpp.com\/warranty\/\" target=\"_blank\" rel=\"noopener\"\u003eLifetime Warranty\u003c\/a\u003e! Our team will quickly work with you to resolve any issues or answer any questions that you may have.\u003c\/p\u003e\u003ch3\u003eAvailability \u0026amp; estimated lead time\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSpecial-order notice:\u003c\/strong\u003e Most SOUL Performance Products components are built or finished to order. Estimated lead times vary by configuration and production schedule, are estimates only, and are not guaranteed. Contact EuroCustomsPR before ordering if timing is critical.\u003c\/p\u003e","brand":"SOUL Performance Products","offers":[{"title":"Yes \/ Signature Satin \/ Slash Cut Double Wall","offer_id":45298521571510,"sku":"POR.718GT4RS.RER.DWSL","price":3595.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ Matte Black \/ Slash Cut Double Wall","offer_id":45298521604278,"sku":"POR.718GT4RS.RER.DWSL.MB","price":3835.0,"currency_code":"USD","in_stock":true},{"title":"No \/ Signature Satin \/ Slash Cut Double Wall","offer_id":45298521637046,"sku":"POR.718GT4RS.RE.DWSL","price":2895.0,"currency_code":"USD","in_stock":true},{"title":"No \/ Matte Black \/ Slash Cut Double Wall","offer_id":45298521669814,"sku":"POR.718GT4RS.RE.DWSL.MB","price":3135.0,"currency_code":"USD","in_stock":true},{"title":"No \/ Signature Satin \/ Weissach","offer_id":45298521702582,"sku":"POR.718GT4RS.RE.WEIS","price":2895.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ Signature Satin \/ Weissach","offer_id":45298521735350,"sku":"POR.718GT4RS.RER.WEIS","price":3595.0,"currency_code":"USD","in_stock":true},{"title":"No \/ Matte Black \/ Weissach","offer_id":45298521768118,"sku":"POR.718GT4RS.RE.WEIS.MB","price":3135.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ Matte Black \/ Weissach","offer_id":45298521800886,"sku":"POR.718GT4RS.RER.WEIS.MB","price":3835.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1553\/5229\/files\/SOUL-Performance-Products-718-GT4-RS-Resonated-Race-Exhaust-1_efc13065-297a-4c79-b309-bb4fa4002f9d.jpg?v=1785360188","url":"https:\/\/eurocustomspr.com\/products\/porsche-718-gt4-rs-soul-race-exhaust-system","provider":"EuroCustomsPR","version":"1.0","type":"link"}