{"product_id":"black-market-race-rear-differential-solid-mount-brace-bmw-g-series-toyota-gr-supra","title":"Black Market Race Rear Differential Solid Mount Brace | BMW G-Series \u0026 Toyota GR Supra","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch2\u003eBlack Market Race Rear Differential Solid Mount Brace\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBMW G-Series | BMW Z4 | Toyota GR Supra A90\/A91\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReduce unwanted differential movement and improve drivetrain stability with the Black Market Race Rear Differential Solid Mount Brace.\u003c\/p\u003e\n\u003cp\u003eThis supplemental brace connects the rear differential cover directly to the vehicle’s subframe, helping reduce flex under acceleration without replacing the factory differential mounts. The added reinforcement can improve traction, throttle response, drivetrain stability, and wheel-hop control during hard launches and spirited driving.\u003c\/p\u003e\n\u003cp\u003eUnlike mounting systems that rely on rivet nuts, this kit uses a tapped steel backing plate installed inside the subframe. This design provides a more secure mounting point and distributes drivetrain loads across a larger area.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdds an additional solid rear differential mounting point\u003c\/li\u003e\n\u003cli\u003eHelps reduce differential movement under load\u003c\/li\u003e\n\u003cli\u003eImproves drivetrain stability and throttle response\u003c\/li\u003e\n\u003cli\u003eHelps reduce wheel hop during hard acceleration\u003c\/li\u003e\n\u003cli\u003eRetains the original factory differential mounts\u003c\/li\u003e\n\u003cli\u003eTapped steel backing plate for secure mounting\u003c\/li\u003e\n\u003cli\u003eDoes not rely on rivet nuts\u003c\/li\u003e\n\u003cli\u003eStainless-steel mounting hardware\u003c\/li\u003e\n\u003cli\u003ePrecision drill bit included\u003c\/li\u003e\n\u003cli\u003eBolt-on design with one required subframe hole\u003c\/li\u003e\n\u003cli\u003eDesigned for street and performance-driven vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRear differential solid mount brace\u003c\/li\u003e\n\u003cli\u003eTapped steel backing plate\u003c\/li\u003e\n\u003cli\u003eStainless-steel installation hardware\u003c\/li\u003e\n\u003cli\u003ePrecision drill bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBMW 2-Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW 230i (G42): 2022–Present\u003c\/li\u003e\n\u003cli\u003eBMW M240i xDrive (G42): 2022–Present\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBMW 3-Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M340i \/ M340i xDrive (G20): 2019–Present\u003c\/li\u003e\n\u003cli\u003eBMW M340i \/ M340i xDrive LCI (G20N): 2023–Present\u003c\/li\u003e\n\u003cli\u003eBMW M340i Touring (G21): 2019–Present\u003c\/li\u003e\n\u003cli\u003eBMW M340i Touring LCI (G21N): 2023–Present\u003c\/li\u003e\n\u003cli\u003eBMW M340Li (G28)\u003c\/li\u003e\n\u003cli\u003eBMW M340Li LCI (G28N)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBMW 4-Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M440i \/ M440i xDrive Coupe (G22): 2021–Present\u003c\/li\u003e\n\u003cli\u003eBMW M440i Coupe LCI (G22N): 2024–Present\u003c\/li\u003e\n\u003cli\u003eBMW M440i Convertible (G23): 2021–Present\u003c\/li\u003e\n\u003cli\u003eBMW M440i Convertible LCI (G23N): 2024–Present\u003c\/li\u003e\n\u003cli\u003eBMW M440i Gran Coupe (G26): 2022–Present\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBMW Z4\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW Z4 sDrive30i (G29): 2019–Present\u003c\/li\u003e\n\u003cli\u003eBMW Z4 M40i (G29): 2019–Present\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eToyota GR Supra A90\u003c\/li\u003e\n\u003cli\u003eToyota GR Supra A91\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConfirm your exact model, drivetrain, differential cover, and subframe configuration before ordering.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eImportant Installation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstallation requires drilling \u003cstrong\u003eone hole into the rear subframe\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe factory differential mounts remain installed\u003c\/li\u003e\n\u003cli\u003eThe included steel backing plate must be positioned inside the subframe\u003c\/li\u003e\n\u003cli\u003eProper drilling location and secure hardware torque are critical\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailability\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent estimated lead time: 3–4 business days before shipment.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eProfessional installation is strongly recommended because drilling into the vehicle’s subframe is required. Incorrect positioning or installation may affect fitment and drivetrain alignment.\u003c\/p\u003e\n\u003cp\u003eUproar Customs does not provide installation guides or technical support for self-installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Uproar Customs","offers":[{"title":"Default Title","offer_id":47322173341865,"sku":null,"price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/1575\/4153\/files\/photo_13.webp?v=1786039353","url":"https:\/\/www.uproarcustoms.com\/products\/black-market-race-rear-differential-solid-mount-brace-bmw-g-series-toyota-gr-supra","provider":"Uproar Customs","version":"1.0","type":"link"}