{"product_id":"mad-s58-fat-boy-3-5inch-catless-downpipes","title":"MAD S58 Fat Boy 3.5\" Catless Downpipes","description":"With a large 3.5-inch diameter, these Fat Boy catless downpipes free up exhaust flow and lower backpressure, generating a throatier exhaust note and up to 30 HP on a tuned S58 engine. They are built from premium stainless steel with smooth bends and a flex section and fit the 2021+ BMW M3 G80\/G81, M4 G82\/G83 and 2023+ M2 G87","brand":"MAD","offers":[{"title":"Default","offer_id":45809463787717,"sku":"MAD-047","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0765\/9841\/1461\/files\/PhotoRoom_001_20240405_123431__45281.1712353069.386.513.jpg?v=1770945401","url":"https:\/\/bmdperformance.com\/products\/mad-s58-fat-boy-3-5inch-catless-downpipes","provider":"My Store","version":"1.0","type":"link"}