{"product_id":"rvng-n54-downpipes-135-335i-rwd","title":"Rvng N54 Downpipes 135\/335i RWD","description":"\u003cp\u003eRVNG RaceWorks 3\" Stainless Steel Catless Downpipes – BMW N54 Unleash the full potential of your twin-turbo N54 with RVNG RaceWorks 3\" Catless Downpipes, engineered for 2007–2010 BMW 135i and 335i RWD models. Built from high-grade SS304 stainless steel, these downpipes eliminate restrictive factory catalytic converters to deliver significantly improved exhaust flow, faster turbo spool, and reduced backpressure. Experience noticeable horsepower and torque gains, especially when paired with a proper tune. The aggressive exhaust note lets your N54 perform as intended. Full 3\" mandrel-bent piping, precision TIG-welded construction, and CNC-machined V-band flanges ensure superior durability and OEM-like fitment. Direct bolt-on installation requires no cutting or welding. One of the best performance upgrades for your investment, these downpipes deliver the sound, power, and efficiency your N54 deserves. Designed for off-road use only. A tune is highly recommended to prevent check engine light and maximize performance benefits.\u003ca href=\"https:\/\/www.houseofapex.us\/\" title=\"House of Apex Website\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Rvng RaceWorks","offers":[{"title":"High Temp Ceramic Coating","offer_id":53281749860716,"sku":"sku-45488579051698","price":349.99,"currency_code":"USD","in_stock":true},{"title":"Uncoated","offer_id":53281749893484,"sku":"sku-45488579084466","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/4448\/0876\/files\/IMG-4263.jpg?v=1773203358","url":"https:\/\/houseofapex.us\/products\/rvng-n54-downpipes-135-335i-rwd","provider":"House of Apex","version":"1.0","type":"link"}