{"product_id":"rvng-f-g-series-b46-b48-us-model-downpipe","title":"Rvng F \u0026 G series B46\/B48 US MODEL Downpipe","description":"\u003cp style=\"border: 2px solid #9e0808; background: #fdf2f2; padding: 12px 16px; border-radius: 8px; margin-bottom: 16px;\"\u003e\u003cstrong\u003e⚠️ (THIS PRODUCT IS FOR OFFROAD \u0026amp; RACE USE ONLY)\u003c\/strong\u003e\u003cbr\u003eNot 50-state compliant — may not be legal for street use depending on your state's emissions laws. See our \u003ca href=\"\/pages\/rvng-off-road-disclaimer\"\u003eOff-Road Use Disclaimer\u003c\/a\u003e for full details.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRvng F \u0026amp; G Series B46 Competition 4” Downpipe \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003eIntroducing RVNG’s new Competition Series 4” Downpipes for your BMW B46 four-cylinder turbo engine! This high-performance upgrade is designed to fit all 2016-2024 models, including 330i, 430i, 530i, X3 30i, X4 30i, Z4 30i\/20i, and select 230i models (some 230i models come with slip connection please check your downpipes connection before purchasing)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe B46 engine is standard in all U.S. spec cars. This downpipe is specifically tailored for U.S. spec models and differs from the B48 version found in EU and Asia spec vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease confirm the year, make, model, and U.S. specification of your vehicle before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNOTE:\u003c\/span\u003e\u003cspan\u003e THIS ITEM IS NOT FOR SALE, INSTALLATION, OR USE ON LICENSED VEHICLES IN THE STATE OF CALIFORNIA. It is available without restriction for international customers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKey Features:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eVehicle Compatibility\u003c\/span\u003e\u003cspan\u003e: Compatible with the 2016+ 230i, 330i, 430i, 530i, X3 30i, X4 30i, and Z4 30i\/20i models with the B46 engine.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003ePerformance Gains\u003c\/span\u003e\u003cspan\u003e: Average horsepower gains of 14 to 16 whp (gains vary depending on vehicle modifications).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eEnhanced Torque\u003c\/span\u003e\u003cspan\u003e: Average torque gains of 20 wtq on stock boost, up to over 24 wtq with software upgrades.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eImproved Throttle Response\u003c\/span\u003e\u003cspan\u003e: Faster turbo spool-up and better throttle feel.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eMandrel-Bent 4” Piping\u003c\/span\u003e\u003cspan\u003e: Smooth transition into the exhaust for optimized flow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003ePremium Construction\u003c\/span\u003e\u003cspan\u003e: Made from 100% stainless steel with TIG welding for high-quality, durable joints.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003ePrecision Engineering\u003c\/span\u003e\u003cspan\u003e: Features a CNC-machined turbocharger V-band flange and an upgraded ball joint flange with a straight-flow interior.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eStainless Steel Flex Section\u003c\/span\u003e\u003cspan\u003e: Mimics factory design, allowing proper exhaust movement and flexibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eCustom Finishes\u003c\/span\u003e\u003cspan\u003e: Available in mirror polish or brushed finish, with an option for high-temperature black thermal coating to reduce under-hood temperatures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eSeamless Compatibility\u003c\/span\u003e\u003cspan\u003e: Retains the factory “ball” type V-band connector for better flow and is compatible with both factory and aftermarket exhaust systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eTrack-Tested Durability\u003c\/span\u003e\u003cspan\u003e: Proven reliable under high-performance conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eComplete Installation Kit\u003c\/span\u003e\u003cspan\u003e: Includes all necessary hardware for an easy installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cspan\u003eLimited Lifetime Warranty\u003c\/span\u003e\u003cspan\u003e: Built to last and backed by RVNG’s commitment to quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOptimize your BMW’s performance with RVNG’s Competition Series downpipe, designed for those who demand power, precision, and quality.\u003c\/span\u003e\u003c\/p\u003e","brand":"Rvng RaceWorks","offers":[{"title":"Uncoated","offer_id":67602854576222,"sku":"RVNG-DP-B46-B48-UNC","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0232\/4721\/files\/B46_downpipe_3.jpg?v=1790875140","url":"https:\/\/slrspeed.com\/products\/rvng-f-g-series-b46-b48-us-model-downpipe","provider":"SLRspeed","version":"1.0","type":"link"}