{"product_id":"mad-n20-4-downpipe-w-bracket-bmw-228-328-428-528","title":"MAD N20 4\" Downpipe W\/ Bracket BMW 228 328 428 528","description":"\u003cp\u003e\u003ciframe title=\"MAD N20 4\\\" downpipe src=\"\/\/www.youtube.com\/embed\/Oy9L2LRNiwI\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade the stock N20 downpipe to the MAD N20 4\" Catless Downpipe for maximum airflow, power and sound. Removing the factory cat eliminates backpressure so the turbo spools faster and makes more power — with a much better note. The flex section reduces stress and vibration from heat and engine movement.\u003c\/p\u003e\n\u003cp\u003eExpect up to a 30 HP increase on a tuned N20 with the stock turbo, and more on an upgraded turbo.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge 4\" catless design for maximum flow.\u003c\/li\u003e\n\u003cli\u003eSmooth bends for maximum airflow with no drone, plus a flex section.\u003c\/li\u003e\n\u003cli\u003eLifetime warranty on defects and fitment; 90-day return; ships in 1–2 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment (N20 engines only)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2014–2016 BMW 228i\u003c\/li\u003e\n\u003cli\u003e2012–2015 BMW 328i \u0026amp; xDrive (F-chassis)\u003c\/li\u003e\n\u003cli\u003e2014–2016 BMW 428i \u0026amp; xDrive\u003c\/li\u003e\n\u003cli\u003e2012–2016 BMW F10 528 \u0026amp; xDrive\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eIf the downpipe doesn't clear the stock bracket, remove the stock bracket.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEmissions disclaimer:\u003c\/strong\u003e This product is not legal for sale or use on pollution-controlled vehicles operated on public roads and is intended for off-road, race, or closed-course competition use only. You are responsible for compliance with all applicable emissions laws; use on public roads may violate the Federal Clean Air Act (42 U.S.C. § 7522) and similar state laws. Please check your local laws before purchase and installation.\u003c\/p\u003e\n\u003cp\u003eShips from our Vancouver shop — KORE SPEED is proudly Canadian-owned, with no surprise cross-border duties for Canadian buyers. Questions on fitment? Email \u003ca href=\"mailto:support@korespeed.com\"\u003esupport@korespeed.com\u003c\/a\u003e.\u003c\/p\u003e","brand":"MAD","offers":[{"title":"Default Title","offer_id":51574528409656,"sku":"MAD-022","price":259.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1775\/7947\/files\/WhatsApp_Image_2024-10-16_at_12.37.50_PM__49384.1729107589.386.513.jpg?v=1764905966","url":"https:\/\/korespeed.com\/products\/mad-n20-4-downpipe-w-bracket-bmw-228-328-428-528","provider":"KORE SPEED","version":"1.0","type":"link"}