{"product_id":"milltek-valved-catback-bmw-g90-m5-g99-m5-touring","title":"Milltek Valved Catback BMW G90 M5 \/ G99 M5 Touring","description":"\u003cp data-start=\"123\" data-end=\"521\" class=\"PDq2pG_selectionAnchorContainer\"\u003e \u003c\/p\u003e\n\u003cdiv style=\"height: 0px; overflow: hidden; padding-top: 56.25%; position: relative; width: 100%;\"\u003e\u003ciframe style=\"position: absolute; top: 0px; left: 0px; width: 100%; height: 100%;\" src=\"https:\/\/tube.rvere.com\/embed?v=Oa22e6w4Vlo\" title=\"YouTube video player\"\u003e\n        \u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp data-start=\"123\" data-end=\"521\" class=\"PDq2pG_selectionAnchorContainer\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"123\" data-end=\"521\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe Milltek Valved Cat-Back Exhaust System with Active H-Pipe is engineered to unlock the sound and character of the new BMW G90 M5 and G99 M5 Touring. Built from premium 304L stainless steel and designed as a full replacement for the factory rear and mid exhaust sections, this system dramatically improves exhaust flow while delivering a deeper, more aggressive, and more adjustable exhaust note.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"523\" data-end=\"924\"\u003eAt the core of the system is Milltek’s Active H-Pipe design, which enhances low-end tone and adds a richer, fuller exhaust character compared to the restrictive factory layout. Combined with electronically controlled exhaust valves, the system allows drivers to seamlessly switch between a refined, OEM-like cruising tone and a significantly more aggressive performance sound when the valves are open.\u003c\/p\u003e\n\u003cp data-start=\"926\" data-end=\"1126\"\u003eThis exhaust is designed specifically for the latest S68 twin-turbo V8 platform, giving the G90\/G99 chassis the soundtrack it deserves while maintaining everyday drivability and long-distance comfort.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1sboalo\" data-start=\"1133\" data-end=\"1154\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1137\" data-end=\"1154\"\u003eFitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1156\" data-end=\"1613\"\u003e\n\u003cli data-section-id=\"xuopz0\" data-start=\"1156\" data-end=\"1187\"\u003eFits BMW G90 M5 Sedan (2025+)\u003c\/li\u003e\n\u003cli data-section-id=\"1d8ybhw\" data-start=\"1188\" data-end=\"1221\"\u003eFits BMW G99 M5 Touring (2025+)\u003c\/li\u003e\n\u003cli data-section-id=\"vj8ffx\" data-start=\"1222\" data-end=\"1279\"\u003eDesigned for BMW S68 4.4L twin-turbo hybrid V8 platform\u003c\/li\u003e\n\u003cli data-section-id=\"1sr37c8\" data-start=\"1280\" data-end=\"1324\"\u003eDirect replacement cat-back exhaust system\u003c\/li\u003e\n\u003cli data-section-id=\"bwuaui\" data-start=\"1325\" data-end=\"1388\"\u003eIncludes active H-pipe center section and valved rear section\u003c\/li\u003e\n\u003cli data-section-id=\"1861hjk\" data-start=\"1389\" data-end=\"1494\"\u003eRetains OEM-style exhaust valve functionality (with included control system depending on configuration)\u003c\/li\u003e\n\u003cli data-section-id=\"1eux4iy\" data-start=\"1495\" data-end=\"1534\"\u003eProfessional installation recommended\u003c\/li\u003e\n\u003cli data-section-id=\"15snxxh\" data-start=\"1535\" data-end=\"1613\"\u003eMay require cutting of factory exhaust for installation (platform dependent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1a8r29q\" data-start=\"1620\" data-end=\"1636\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1624\" data-end=\"1636\"\u003eIncluded\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1638\" data-end=\"1917\"\u003e\n\u003cli data-section-id=\"1fkgaqu\" data-start=\"1638\" data-end=\"1676\"\u003eMilltek valved rear exhaust assembly\u003c\/li\u003e\n\u003cli data-section-id=\"1yc6n55\" data-start=\"1677\" data-end=\"1704\"\u003eActive H-pipe mid-section\u003c\/li\u003e\n\u003cli data-section-id=\"1mdd4n7\" data-start=\"1705\" data-end=\"1749\"\u003eElectronic valve-controlled muffler system\u003c\/li\u003e\n\u003cli data-section-id=\"6c6u5a\" data-start=\"1750\" data-end=\"1775\"\u003eExhaust valve actuators\u003c\/li\u003e\n\u003cli data-section-id=\"1sxqy9m\" data-start=\"1776\" data-end=\"1839\"\u003eRemote valve control module (where included in configuration)\u003c\/li\u003e\n\u003cli data-section-id=\"1ouoh8w\" data-start=\"1840\" data-end=\"1870\"\u003eMounting hardware and clamps\u003c\/li\u003e\n\u003cli data-section-id=\"1hur8b7\" data-start=\"1871\" data-end=\"1917\"\u003eInstallation components required for fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"agn3cr\" data-start=\"1924\" data-end=\"1945\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1928\" data-end=\"1945\"\u003eProduct Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1947\" data-end=\"2403\"\u003e\n\u003cli data-section-id=\"1uuie3g\" data-start=\"1947\" data-end=\"1992\"\u003eMaterial: 304L stainless steel construction\u003c\/li\u003e\n\u003cli data-section-id=\"wj5wy3\" data-start=\"1993\" data-end=\"2022\"\u003ePipe Diameter: 80mm (3.15\")\u003c\/li\u003e\n\u003cli data-section-id=\"129joj6\" data-start=\"2023\" data-end=\"2080\"\u003eSystem Type: Valved cat-back exhaust with active H-pipe\u003c\/li\u003e\n\u003cli data-section-id=\"ltiwhv\" data-start=\"2081\" data-end=\"2126\"\u003eConfiguration: Dual exit performance system\u003c\/li\u003e\n\u003cli data-section-id=\"12i5x0t\" data-start=\"2127\" data-end=\"2172\"\u003eTip Options: GT115 style (varies by finish)\u003c\/li\u003e\n\u003cli data-section-id=\"14tchvr\" data-start=\"2173\" data-end=\"2260\"\u003eValve Control: Electronically controlled with remote functionality (config-dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"121whbw\" data-start=\"2261\" data-end=\"2313\"\u003eFitment Platform: BMW G90 \/ G99 M5 (S68 hybrid V8)\u003c\/li\u003e\n\u003cli data-section-id=\"1hotmnn\" data-start=\"2314\" data-end=\"2361\"\u003eConstruction: Mandrel-bent performance piping\u003c\/li\u003e\n\u003cli data-section-id=\"1bmvhp5\" data-start=\"2362\" data-end=\"2403\"\u003eApplication: Street and performance use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1w4ir3e\" data-start=\"2410\" data-end=\"2434\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2414\" data-end=\"2434\"\u003eProduct Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2436\" data-end=\"2985\"\u003e\n\u003cli data-section-id=\"1d18w4o\" data-start=\"2436\" data-end=\"2510\"\u003eActive H-pipe design enhances exhaust tone depth and low-frequency sound\u003c\/li\u003e\n\u003cli data-section-id=\"1f19eyr\" data-start=\"2511\" data-end=\"2583\"\u003eValved system allows instant switch between quiet and aggressive modes\u003c\/li\u003e\n\u003cli data-section-id=\"1d8lkqp\" data-start=\"2584\" data-end=\"2645\"\u003eSignificant improvement in exhaust flow over factory system\u003c\/li\u003e\n\u003cli data-section-id=\"1la1lx7\" data-start=\"2646\" data-end=\"2710\"\u003eDeep, refined V8 character without excessive rasp or harshness\u003c\/li\u003e\n\u003cli data-section-id=\"t4110l\" data-start=\"2711\" data-end=\"2779\"\u003ePremium 304L stainless steel construction for long-term durability\u003c\/li\u003e\n\u003cli data-section-id=\"luijur\" data-start=\"2780\" data-end=\"2854\"\u003eCustomizable sound profile for daily driving or spirited performance use\u003c\/li\u003e\n\u003cli data-section-id=\"331wzd\" data-start=\"2855\" data-end=\"2917\"\u003eOEM+ fitment engineered specifically for the G90\/G99 chassis\u003c\/li\u003e\n\u003cli data-section-id=\"1ml2wo8\" data-start=\"2918\" data-end=\"2985\"\u003eMaintains drivability and refinement expected from a modern M car\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Polished","offer_id":52696000430400,"sku":"SSXBM1501","price":6309.0,"currency_code":"USD","in_stock":true},{"title":"Cerakote Black","offer_id":52696000463168,"sku":"SSXBM1502","price":7170.07,"currency_code":"USD","in_stock":true},{"title":"Burnt Titanium","offer_id":52696000495936,"sku":"SSXBM1503","price":7696.51,"currency_code":"USD","in_stock":true},{"title":"Brushed Titanium","offer_id":52696000528704,"sku":"SSXBM1504","price":7482.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/7587\/4624\/files\/highresjpgpol-large-1890-v1.webp?v=1782404329","url":"https:\/\/www.forzamotorworks.com\/products\/milltek-valved-catback-bmw-g90-m5-g99-m5-touring","provider":"Forza Motor Works","version":"1.0","type":"link"}