{"product_id":"mad-g87-s58-4-fatboy-single-midpipe-bmw-m2-g87","title":"MAD G87 S58 4\" FATBOY Single Midpipe – BMW M2 (G87)","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cstrong\u003e\u003cspan\u003eIn Stock:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships in 1-2 business days\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAvailable to Order:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ships in 3-4 Weeks\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLooking to unlock the full potential of your G87 M2 exhaust setup?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe factory midpipe restricts the true character of the S58 — especially once you start adding power.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe MAD 4” FATBOY Midpipe eliminates that restriction with an oversized, free-flowing design built for maximum performance and sound.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis isn’t just an upgrade — it’s a complete transformation of how your M2 breathes and sounds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDeep.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAggressive.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUnfiltered.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhy this Midpipe\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe 4” FATBOY design is all about one thing — flow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith a full-length 4” center section and a minimum 3” diameter throughout, this midpipe removes the bottlenecks found in the OEM system and even smaller aftermarket options.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe result:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNoticeably deeper tone\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIncreased volume without the “tinny” sound\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReduced rasp compared to typical non-resonated setups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eA more raw, aggressive exhaust note that matches the M2's performance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eEven when paired with catless downpipes, this setup is designed to maintain a controlled sound profile while delivering a raw, unfiltered experience.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you’re tired of muted or overly refined setups, this is the upgrade that finally wakes up your M2.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaximum flow.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMaximum presence.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNo compromise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Overview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUses OEM cut location for straightforward installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eClamp-on design allows for reversibility\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIncludes reducer couplers for multiple axle-back setups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProfessional installation recommended\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFitment\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBMW G87 Platform:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eG87 M2 (S58)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with the factory rear exhaust and most aftermarket axle-back systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eConstruction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFull-Length 4” Single Midpipe Design\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMinimum 3” Diameter Throughout\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e304 Stainless Steel Construction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMandrel Bent for Maximum Flow\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM-Style Clamp Design for Easy Installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIncludes 3” and 2.75” Reducer Couplers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMAD 4” FATBOY Midpipe\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBrace\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReducer Couplers (3” and 2.75”)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eClamps and Required Hardware\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWarranty \u0026amp; Returns\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEligible for a 90-day return window if unused, uninstalled, and in original condition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBacked by a lifetime warranty on defects and fitment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAutomaz Approved\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNot all loud exhaust setups sound good — and that’s where the FATBOY stands out.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe 4” FATBOY Midpipe brings a deeper, more aggressive character to the G87 M2 while maintaining the flow capacity needed for higher-performance S58 builds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you want maximum flow and a raw, dominant exhaust note — this is it.\u003c\/span\u003e\u003c\/p\u003e","brand":"Automaz Collective","offers":[{"title":"Default Title","offer_id":44748396560443,"sku":null,"price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5388\/1403\/files\/Untitleddesign66.png?v=1792893775","url":"https:\/\/automazcollective.com\/products\/mad-g87-s58-4-fatboy-single-midpipe-bmw-m2-g87","provider":"Automaz Collective","version":"1.0","type":"link"}