{"product_id":"mad-bmw-b58-2025-gen-3-m340-m440-5-200-cell-catted-downpipe","title":"MAD BMW B58 2025+ Gen 3 M340 M440 5\" 200 Cell Catted Downpipe","description":"\u003cp\u003eEnhance your 2025+ BMW M340 \u0026amp; M440 with the MAD BMW B58 Gen 3 5\" 200 Cell Catted Downpipe—engineered specifically for performance enthusiasts seeking a cleaner and refined upgrade. Built with premium-quality 304 stainless steel and equipped with a high-flow catalytic converter, this downpipe delivers impressive power gains, increased airflow, and quicker turbo response without the typical fuel smell of a catless design.\u003c\/p\u003e\n\u003cp\u003eEnjoy a deeper, richer, and more aggressive exhaust note compared to your stock setup, but with a refined tone that's smoother and cleaner than catless options. The MAD catted downpipe strikes the ideal balance between noticeable performance gains and everyday drivability, ensuring reliability and comfort for street and track use alike.\u003c\/p\u003e\n\u003cp\u003ePrecision welds, exceptional craftsmanship, and direct bolt-on installation make this downpipe an essential upgrade for your BMW, providing maximum benefits without compromising convenience.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-quality 304 stainless steel construction for durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e5-inch diameter offers significant airflow improvement over stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-flow catalytic converter eliminates fuel smell common with catless downpipes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDeeper, aggressive, yet refined exhaust note\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNoticeable horsepower and torque increases\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerfect bolt-on fitment for hassle-free installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for enthusiasts who want power and sound without compromise\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFitment:\u003c\/p\u003e\n\u003cp\u003eDoes not fit euro models (check downpipe flange design before ordering)\u003c\/p\u003e\n\u003cp\u003e2025+ BMW M340\u003c\/p\u003e\n\u003cp\u003e2025+ BMW M440\u003c\/p\u003e\n\u003cp\u003e2025+ BMW X3 G45 M50\u003c\/p\u003e\n\u003cp\u003e2025+ BMW X4 G46 M50\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEmissions Disclaimer:\u003c\/strong\u003e\u003cbr\u003eThis product is \u003cstrong\u003enot legal for sale or use on pollution-controlled vehicles\u003c\/strong\u003e operated on public roads, highways, or streets. It is \u003cstrong\u003eintended for off-road, race, or closed-course competition use only\u003c\/strong\u003e, where such modifications are permitted.\u003c\/p\u003e\n\u003cp\u003eBy purchasing this product, you acknowledge and agree that:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eYou are \u003cstrong\u003eresponsible for compliance\u003c\/strong\u003e with all applicable emissions laws and regulations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMAD and its affiliates \u003cstrong\u003edisclaim any liability\u003c\/strong\u003e for improper or unlawful use of this product.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse of this part on public roads may violate the \u003cstrong\u003eFederal Clean Air Act (42 U.S.C. § 7522)\u003c\/strong\u003e and similar state laws.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease check your local laws before purchase and installation.\u003c\/p\u003e","brand":"MAD","offers":[{"title":"Default Title","offer_id":47864749162652,"sku":"MAD-128","price":369.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/3206\/5436\/files\/WhatsApp_Image_2025-05-16_at_11.10.08_d6cf4dd5__74847.1749140419.jpg?v=1791683191","url":"https:\/\/daroracing.com\/products\/mad-bmw-b58-2025-gen-3-m340-m440-5-200-cell-catted-downpipe","provider":"Daro Racing","version":"1.0","type":"link"}