{"product_id":"mbs-n54-e9x-catless-heatshield-downpipe-135i-335i-335is-1m","title":"MBS N54 E9X Catless Heatshield Downpipe- 135i 335i 335is 1M","description":"\u003cp data-start=\"183\" data-end=\"402\"\u003e\u003cstrong data-start=\"183\" data-end=\"195\"\u003eFEATURES\u003c\/strong\u003e\u003cbr data-start=\"225\" data-end=\"228\"\u003e• Faster Turbo Spool\u003cbr data-start=\"248\" data-end=\"251\"\u003e• Enhanced Exhaust Tone\u003cbr data-start=\"274\" data-end=\"277\"\u003e• Stage 2+ Tuning Ready\u003cbr data-start=\"300\" data-end=\"303\"\u003e• Premium Stainless Steel Construction\u003cbr data-start=\"347\" data-end=\"350\"\u003e• Integrated Heatshield for Lower Engine Bay Temps\u003c\/p\u003e\n\u003cp data-start=\"404\" data-end=\"417\"\u003e\u003cstrong data-start=\"404\" data-end=\"415\"\u003ePROFILE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"419\" data-end=\"741\"\u003eThe \u003cstrong data-start=\"423\" data-end=\"471\"\u003eMBS N54 Catless Heatshield Downpipe\u003c\/strong\u003e is engineered to unleash the true performance potential of your N54-powered BMW by maximizing exhaust flow and minimizing backpressure. The integrated heatshield design not only improves thermal efficiency but also protects surrounding components from excessive heat.\u003c\/p\u003e\n\u003cp data-start=\"743\" data-end=\"959\"\u003eUpgrading to this downpipe delivers noticeable horsepower and torque gains, faster turbo response, and a more aggressive exhaust note—perfect for drivers looking to pair it with Stage 2+ tuning for maximum results.\u003c\/p\u003e\n\u003cp data-start=\"961\" data-end=\"1248\"\u003eCrafted from premium \u003cstrong data-start=\"982\" data-end=\"1007\"\u003eSS304 stainless steel\u003c\/strong\u003e, the MBS N54 Downpipe is built for durability and corrosion resistance. It’s designed as a direct bolt-on upgrade, compatible with both OEM and aftermarket midpipes, as well as stock or upgraded turbos.\u003c\/p\u003e\n\u003cp data-start=\"1250\" data-end=\"1369\"\u003eFor N54 owners who want more power, better sound, and improved efficiency, this is the first upgrade you should make.\u003c\/p\u003e\n\u003cp data-start=\"1250\" data-end=\"1369\"\u003e\u003cstrong\u003eFITMENT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW 135i N54 2008-2010\u003c\/li\u003e\n\u003cli\u003eBMW 335i N54 2007-2010\u003c\/li\u003e\n\u003cli\u003eBMW 335is N54 2011-2013\u003c\/li\u003e\n\u003cli\u003eBMW 1M N54 2011-2012\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MidWest Bimmer Supply","offers":[{"title":"Default Title","offer_id":52546826403972,"sku":"DP-N54E-HS","price":369.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/5650\/2148\/files\/FA090D89-D74C-4B92-A0DA-410A62A74BD4.png?v=1784681478","url":"https:\/\/rev1motorsports.com\/products\/mbs-n54-e9x-catless-heatshield-downpipe-135i-335i-335is-1m","provider":"Rev1 Motorsports","version":"1.0","type":"link"}