{"product_id":"rvng-g80-g82-g87-g8x-s58-hydroflow-catless-downpipes","title":"Rvng (G80,G82, G87) G8X\/S58 HydroFlow Catless Downpipes","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eRvng 5”  Inlet High Flow Stainless Steel Downpipes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e RVNG 5” Hydroformed High-Flow Stainless Steel Downpipes\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eFor 2020+ BMW G80 M3, G82\/G83 M4, and G87 M2 with the S58 Engine\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIntroducing the \u003c\/span\u003e\u003cspan\u003eRVNG 5” Hydroformed S58 Downpipes\u003c\/span\u003e\u003cspan\u003e — designed for owners who want maximum flow, faster spool, and a more aggressive exhaust note from their G80 M3, G82\/G83 M4, or G87 M2.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMost traditional S58 downpipes on the market use a \u003c\/span\u003e\u003cspan\u003e3” or 3.5” design\u003c\/span\u003e\u003cspan\u003e, which is already an improvement over the restrictive factory catalytic converters. However, our hydroformed design takes flow capacity even further with a massive \u003c\/span\u003e\u003cspan\u003e5” inlet section\u003c\/span\u003e\u003cspan\u003e to reduce turbulence and improve exhaust gas transition directly out of the turbo.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTo put the sizing into perspective:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA traditional \u003c\/span\u003e\u003cspan\u003e3” downpipe\u003c\/span\u003e\u003cspan\u003e has roughly \u003c\/span\u003e\u003cspan\u003e7.07 square inches\u003c\/span\u003e\u003cspan\u003e of cross-sectional area.\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eA \u003c\/span\u003e\u003cspan\u003e3.5” downpipe\u003c\/span\u003e\u003cspan\u003e has roughly \u003c\/span\u003e\u003cspan\u003e9.62 square inches\u003c\/span\u003e\u003cspan\u003e of cross-sectional area.\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eA \u003c\/span\u003e\u003cspan\u003e5” inlet\u003c\/span\u003e\u003cspan\u003e has roughly \u003c\/span\u003e\u003cspan\u003e19.63 square inches\u003c\/span\u003e\u003cspan\u003e of cross-sectional area.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThat means our 5” inlet offers approximately:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e178% more flow area than a 3” downpipe\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003e104% more flow area than a 3.5” downpipe\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003e2.78x the area of a 3” pipe\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003e2.04x the area of a 3.5” pipe\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe result is a downpipe designed to support serious power while helping reduce back pressure, improve turbo response, and unlock the raw sound of the S58 platform.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike standard pie-cut or traditional mandrel-bent designs, our hydroformed construction allows for smoother transitions, better packaging, and improved internal flow characteristics. Each set is built from high-quality stainless steel and designed for direct fitment on both RWD and xDrive S58 models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCOMMON SIZING MISCONCEPTION: \u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003eYou may hear people say, “bigger exhaust piping kills low-end torque.” On a naturally aspirated car, there can be truth to that. Exhaust diameter plays a major role in velocity, scavenging, and torque curve behavior.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBut the S58 is not naturally aspirated.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOn a turbocharged engine, the downpipe sits \u003c\/span\u003e\u003cspan\u003eafter the turbocharger\u003c\/span\u003e\u003cspan\u003e. The priority is reducing restriction after the turbine, not creating backpressure. Less post-turbo restriction allows exhaust gas to leave the turbine more efficiently, helping the turbo work against less resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe RVNG 5” hydroformed inlet gives the S58 more flow area directly at the highest-pressure point of the downpipe, then smoothly transitions through the hydroformed body to reduce turbulence and maintain proper packaging.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis design is about more than size. It is about giving the turbos a cleaner, less restrictive path to move exhaust gas out of the system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eMassive \u003c\/span\u003e\u003cspan\u003e5” hydroformed inlet design\u003c\/span\u003e\u003cspan\u003e for increased flow capacity\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eApproximately \u003c\/span\u003e\u003cspan\u003e178% more cross-sectional area than a 3” downpipe\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eApproximately \u003c\/span\u003e\u003cspan\u003e104% more cross-sectional area than a 3.5” downpipe\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce back pressure for improved turbo efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned to improve spool, throttle response, and top-end power potential\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAggressive S58 exhaust tone with increased volume and turbo sound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConstructed from high-quality stainless steel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmooth hydroformed transitions to reduce turbulence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDirect-fit design for supported G80, G82\/G83, and G87 models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFits RHD and LHD vehicles with no modification required\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes high-quality mounting hardware\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBacked by the RVNG lifetime warranty against defects and fitment issues\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e2020+ BMW G80 M3\u003c\/span\u003e\u003cspan\u003e RWD \u0026amp; xDrive, including Competition\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e2020+ BMW G82\/G83 M4\u003c\/span\u003e\u003cspan\u003e RWD \u0026amp; xDrive, including Competition\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e2023+ BMW G87 M2\u003c\/span\u003e\u003cspan\u003e RWD\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor best results, tuning is recommended. Power gains will vary depending on fuel, tune, turbo setup, supporting modifications, and vehicle condition.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eintended for off road use only \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Rvng RaceWorks","offers":[{"title":"Uncoated SS304","offer_id":53370495893817,"sku":"RVNG-DP-S58-UNC","price":549.99,"currency_code":"USD","in_stock":true},{"title":"High Temp Ceramic 1800","offer_id":53370495926585,"sku":"RVNG-DP-S58-CK","price":699.99,"currency_code":"USD","in_stock":true},{"title":"400 Cell Catted","offer_id":53370495959353,"sku":"RVNG-DP-S58-UNC","price":1299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/07910893-41AC-4DAB-A9DD-387B427A3D5F.jpg?v=1780926800","url":"https:\/\/makeitstudios.com\/products\/rvng-g80-g82-g87-g8x-s58-hydroflow-catless-downpipes","provider":"MakeIt Studio","version":"1.0","type":"link"}