{"product_id":"nm-eng-downpipe-back-exhaust-system-mini-cooper-cooper-s-jcw-f56-f57","title":"NM Eng. Downpipe-Back Exhaust System 2014-2024 Mini Cooper Hardtop 2-Door (F56) | 2016-2024 Mini Covertible (F57)","description":"\u003ch6\u003ePrecision Engineering. Aggressive Sound. Zero Drone.\u003c\/h6\u003e\n\u003cp\u003eThe NM Engineering Downpipe-Back Exhaust System is the ultimate performance upgrade for the F-Chassis MINI. Unlike generic exhaust kits, this system is a full 3-inch, high-flow masterpiece designed to unlock power while maintaining the daily-driver comfort that MINI owners expect.\u003c\/p\u003e\n\u003cp\u003eConstructed entirely from Aerospace-grade T304 Stainless Steel, this system replaces the restrictive factory piping from the downpipe back. By utilizing CNC mandrel bends and a low-restriction resonator, we’ve achieved a dyno-proven 10–14 HP gain while significantly reducing overall vehicle weight.\u003cbr\u003e\u003c\/p\u003e\n\u003ch6\u003eAdvanced Noise Cancellation (Helmholtz Technology)\u003c\/h6\u003e\n\u003cp\u003eTired of the highway \"drone\" common with aftermarket exhausts? Our Gen3\/Gen4 system features a sophisticated Helmholtz Rear Canister. This secondary chamber is specifically engineered to cancel out low-frequency resonance during partial-throttle cruising. The result is a refined, well-rounded exhaust note that remains quiet on the freeway but unleashes a sharp, raspy growl under load. In Sport Mode, the 3-inch diameter tubing perfectly accentuates the signature F-Chassis \"pops and burbles.\"\u003c\/p\u003e\n\u003ch6\u003eFEATURES\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Materials\u003c\/strong\u003e: 100% T304 Stainless Steel construction—inside and out—for a lifetime of corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Flow\u003c\/strong\u003e: Continuous 3\" (76mm) tubing with precision CNC mandrel bends for optimal exhaust gas velocity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElite Aesthetics\u003c\/strong\u003e: Includes oversized Dual 100mm (4\") Polished Dual-Wall Tips for a bold, filled-out rear valence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On\u003c\/strong\u003e: High-precision flanges and factory-style mounting hangers ensure a perfect fit without the need for cutting or welding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete System\u003c\/strong\u003e: Connects directly to the factory V-band clamp at the downpipe for a seamless installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eFITMENT\u003c\/h6\u003e\n\u003cp\u003eDesigned specifically for the following North American models:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eF56\u003c\/strong\u003e: MINI Hardtop 2-Door (2014–2024)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eF57\u003c\/strong\u003e: MINI Convertible (2016–2024)\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eDOES NOT FIT F55 MINI Hardtop 4-Door\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eNOTES\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNorth America Only\u003c\/strong\u003e: This system is designed for North American spec vehicles. Non-US applications may require slight fabrication to the exhaust system (not the vehicle) for proper fitment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-Road Use\u003c\/strong\u003e: Intended for off-road or competition use only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation\u003c\/strong\u003e: No cutting required; utilizes the factory V-band location for a true bolt-on experience.\u003cbr\u003e\u003cbr\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/umiGBfE8hag?si=YlDQGrdyTfcl7Yld\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NM Engineering","offers":[{"title":"Default Title","offer_id":58306719711535,"sku":"NM.308846.2","price":1243.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/8749\/files\/ScreenShot2026-08-08at11.40.26AM.png?v=1786214616","url":"https:\/\/www.darksidemotoring.com\/products\/nm-eng-downpipe-back-exhaust-system-mini-cooper-cooper-s-jcw-f56-f57","provider":"Darkside Motoring","version":"1.0","type":"link"}