{"product_id":"whiteline-bbr45z-rear-26mm-adjustable-swaybar-bmw-m3","title":"Whiteline 2013 BMW M3 Rear 26mm Heavy Duty Adjustable Swaybar","description":"\u003ch4\u003eDial In Rear Grip Without Touching Ride Height\u003c\/h4\u003e\n\u003cp\u003eBody roll under hard cornering steals grip from your outside tires right when you need it most. This Whiteline BBR45Z rear anti roll bar bolts in as a direct upgrade over the factory rear sway bar on your M3, adding a 26mm two point adjustable bar that lets you tune rear stiffness to match your driving style, from daily street duty to track days. Two mounting positions mean you can soften the bar for comfort or firm it up for maximum lateral response without changing springs or shocks.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e26mm solid bar diameter, significantly stiffer than factory rear sway bar\u003c\/li\u003e\n\u003cli\u003eTwo point adjustability lets you tune roll stiffness for street or track\u003c\/li\u003e\n\u003cli\u003eReduces body roll for flatter cornering and more consistent tire contact\u003c\/li\u003e\n\u003cli\u003eIncludes new mounting bushings for a complete, correct installation\u003c\/li\u003e\n\u003cli\u003eDirect bolt-in design uses factory mounting locations, no cutting or drilling\u003c\/li\u003e\n\u003cli\u003eMPN BBR45Z is engineered specifically for the E9x M3 chassis and rear geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008-2013\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eWhiteline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPN\u003c\/td\u003e\n\u003ctd\u003eBBR45Z\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003eBBR45Z\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBar Diameter\u003c\/td\u003e\n\u003ctd\u003e26mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustability\u003c\/td\u003e\n\u003ctd\u003e2 Point Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eAnti Roll Bar and Mounting Bushings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Whiteline 26mm rear anti roll bar assembly\u003c\/li\u003e\n\u003cli\u003e2 x mounting bushings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout Whiteline\u003c\/h4\u003e\n\u003cp\u003eWhiteline designs and manufactures suspension components engineered to sharpen handling while preserving daily drivability. Their sway bars, control arms, and bushing kits use proprietary synthetic elastomers and precision engineered geometry to correct factory suspension compliance and unlock more consistent, predictable handling.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the BBR45Z?\u003c\/strong\u003e\u003cp\u003eThe BBR45Z is a Whiteline 26mm two point adjustable rear anti roll bar built for the 2008-2013 BMW M3, designed to reduce body roll and sharpen rear end response over the factory sway bar.\u003c\/p\u003e\n\u003cstrong\u003eDoes this rear anti roll bar fit all M3 body styles?\u003c\/strong\u003e\u003cp\u003eYes, this rear anti roll bar fits the M3 sedan, coupe, and convertible body styles built on the E9x chassis for the 2008-2013 model years.\u003c\/p\u003e\n\u003cstrong\u003eWhat does two point adjustable mean on this sway bar?\u003c\/strong\u003e\u003cp\u003eTwo point adjustable means the end link mounting holes offer two positions, allowing you to select a softer or stiffer roll stiffness setting depending on whether you prioritize comfort or maximum handling response.\u003c\/p\u003e\n\u003cstrong\u003eWill this bar work with my factory sway bar end links?\u003c\/strong\u003e\u003cp\u003eThe kit includes new mounting bushings, but factory end links are typically compatible since the bar uses the stock mounting locations. Inspect your end links for wear and replace if needed during installation.\u003c\/p\u003e\n\u003cstrong\u003eDoes installing this sway bar require an alignment afterward?\u003c\/strong\u003e\u003cp\u003eA sway bar swap does not change ride height or suspension geometry, so a full alignment is not required, though it is good practice to inspect alignment settings after any suspension work.\u003c\/p\u003e\n\u003cstrong\u003eCan I install this sway bar myself or does it require a shop?\u003c\/strong\u003e\u003cp\u003eMost experienced DIY installers can complete this swap with basic hand tools and a jack and stands, though a shop install ensures correct torque specs and bushing orientation.\u003c\/p\u003e\n\u003cstrong\u003eWill this bar affect my ride quality on the street?\u003c\/strong\u003e\u003cp\u003eSet to the softer of the two adjustment positions, this bar maintains a comfortable street ride while still reducing body roll compared to the factory bar.\u003c\/p\u003e\n\u003cstrong\u003eDoes this sway bar work with lowering springs or coilovers?\u003c\/strong\u003e\u003cp\u003eYes, this rear anti roll bar is commonly paired with lowering springs or coilovers as part of a complete handling upgrade, since it addresses roll stiffness independently of ride height.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eRaise and safely support the rear of the vehicle on jack stands\u003c\/li\u003e\n\u003cli\u003eRemove the factory rear sway bar end links and mounting bracket bolts\u003c\/li\u003e\n\u003cli\u003eRemove the factory rear sway bar and mounting bushings from the vehicle\u003c\/li\u003e\n\u003cli\u003eInstall the new Whiteline mounting bushings onto the sway bar\u003c\/li\u003e\n\u003cli\u003ePosition the bar and torque the mounting brackets to factory specification\u003c\/li\u003e\n\u003cli\u003eReconnect the end links at your preferred adjustment hole and torque to spec\u003c\/li\u003e\n\u003cli\u003eLower the vehicle and inspect all fasteners before test driving\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Whiteline","offers":[{"title":"Default Title","offer_id":46249993338959,"sku":"WHLBBR45Z","price":254.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/whiteline-bbr45z-rear-26mm-swaybar-bmw-m3-1.jpg?v=1785246208","url":"https:\/\/www.blackopsautoworks.com\/products\/whiteline-bbr45z-rear-26mm-adjustable-swaybar-bmw-m3","provider":"Black Ops Auto Works","version":"1.0","type":"link"}