{"product_id":"mad-b58-5inch-catted-downpipe-no-cel","title":"MAD B58 5\" Catted Downpipe w\/ No CEL Guarantee","description":"Crafted from premium 304 stainless steel, this 5-inch downpipe features a 300‑cell high‑flow catalytic converter and smooth piping that maximizes exhaust flow while ensuring there is no check engine light. It provides deeper exhaust tone, improved power and torque, and comes with a two‑year no‑CEL guarantee. It’s a direct bolt-on fitment for BMW M240i, 340i, 540i, 740i, X3\/X4 M40, X5 40i, X7 40i, Z4 M40i and Toyota Supra","brand":"MAD","offers":[{"title":"Default","offer_id":45809462739141,"sku":"MAD-120","price":949.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0765\/9841\/1461\/files\/WhatsApp_Image_2025-07-29_at_10.19.04_14df2edd__82456.1753979896.386.513.jpg?v=1770945283","url":"https:\/\/bmdperformance.com\/products\/mad-b58-5inch-catted-downpipe-no-cel","provider":"My Store","version":"1.0","type":"link"}