{"product_id":"mad-bmw-x3m-x4m-f97-f98-axle-back-exhaust","title":"MAD BMW X3M X4M F97 F98  Axle Back Exhaust","description":"\u003cp\u003eThe MAD X3M\/X4M Axle-Back brings real exhaust character to BMW's performance SUVs. It pairs flexibility with a sportier, louder note and a clean, aggressive look at the rear.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePairs with the MAD Single Midpipe (no cutting) or your factory midpipe (cutting required).\u003c\/li\u003e\n\u003cli\u003eMaximum gains of \u003cstrong\u003e+5 HP and +5 lb-ft\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePleasingly louder, sportier tone with drone-abatement to keep cabin resonance down.\u003c\/li\u003e\n\u003cli\u003e4.1-inch (101mm) tips.\u003c\/li\u003e\n\u003cli\u003eReuses the stock valve actuators with unchanged operation — adjust the tone through the M-drive settings. The computer-controlled valves limit noise at low speed and open fully under load.\u003c\/li\u003e\n\u003cli\u003e100% 304 stainless steel construction with factory-like fitment and included mounting hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2019–2023 BMW X3M (F97)\u003c\/li\u003e\n\u003cli\u003e2019–2023 BMW X4M (F98)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFrom KORE SPEED — proudly Canadian-owned. Fitment questions? \u003ca href=\"mailto:support@korespeed.com\"\u003esupport@korespeed.com\u003c\/a\u003e.\u003c\/p\u003e","brand":"MAD","offers":[{"title":"Default Title","offer_id":51574532931640,"sku":null,"price":1169.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1775\/7947\/files\/uuidAA9FF068-1751-4666-8778-FFA2A4956EB4library1type1mode1loctruecaptrue__58034.1729542922.386.513.jpg?v=1764906835","url":"https:\/\/korespeed.com\/products\/mad-bmw-x3m-x4m-f97-f98-axle-back-exhaust","provider":"KORE SPEED","version":"1.0","type":"link"}