{"product_id":"fabspeed-bmw-m3-m4-f80-f82-valved-exhaust-system-2014-2020","title":"Fabspeed BMW M3\/M4 (F80\/F82) Valved Exhaust System (2014-2020)","description":"\u003cp\u003eFabspeed's Valvetronic cat-back for the F80 M3 and F82 M4 pairs a high-performance valved rear muffler with the world's first \"Double-X\" midpipe — two X-sections that boost exhaust scavenging and smooth the S55's note with minimal rasp. AutoEvolution called it possibly the best-sounding exhaust for this platform, and the dyno numbers back the sound.\u003c\/p\u003e\u003ch3\u003ePower \u0026amp; weight\u003c\/h3\u003e\u003cp\u003eMeasured on Fabspeed's dyno: +19 whp and +31 lb-ft at 3,300 RPM, with peak output rising from 410 to 419 whp. The full system weighs 62 lbs versus 69 lbs stock.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFits all BMW F80 M3 \u0026amp; F82 M4 (2014–2020) worldwide — does \u003cstrong\u003enot\u003c\/strong\u003e fit F83 convertibles\u003c\/li\u003e\n\u003cli\u003e2.75\" 16ga CNC mandrel-bent T304L stainless steel, built in-house at Fabspeed USA\u003c\/li\u003e\n\u003cli\u003eIntegrated muffler valves with machined mounts for the factory actuators — full factory valve control retained\u003c\/li\u003e\n\u003cli\u003eDeluxe quad-style tips in your choice of finish and style\u003c\/li\u003e\n\u003cli\u003eOEM gaskets included; simple bolt-on installation\u003c\/li\u003e\n\u003cli\u003eFabspeed Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBoosted Mayhem is an authorized Fabspeed dealer. Browse more \u003ca href=\"\/collections\/bmw\"\u003eBMW M performance parts\u003c\/a\u003e and \u003ca href=\"\/collections\/valvetronic-exhausts\"\u003evalved exhaust systems\u003c\/a\u003e.\u003c\/p\u003e","brand":"Fabspeed Motorsport","offers":[{"title":"Polished Stainless Steel","offer_id":47973671272674,"sku":"FS.BMW.F8X.VLVP","price":6651.95,"currency_code":"USD","in_stock":true},{"title":"Satin Black","offer_id":47973671305442,"sku":"FS.BMW.F8X.VLVB","price":6651.95,"currency_code":"USD","in_stock":true},{"title":"Carbon Fiber","offer_id":47973671338210,"sku":"FS.BMW.F8X.VLVC","price":6651.95,"currency_code":"USD","in_stock":true},{"title":"Single Wall Brushed Stainless Steel","offer_id":47973671370978,"sku":"FS.BMW.F8X.VLVBR","price":6045.95,"currency_code":"USD","in_stock":true},{"title":"Titanium","offer_id":47973671403746,"sku":"FS.BMW.F8X.VLVTi","price":6045.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/5949\/8210\/files\/fabspeed-motorsport-fabspeed-bmw-m3m4-f80f82-valvetronic-exhaust-system-2014-2018__38619.jpg?v=1783274828","url":"https:\/\/boostedmayhem.com\/products\/fabspeed-bmw-m3-m4-f80-f82-valved-exhaust-system-2014-2020","provider":"Boosted Mayhem","version":"1.0","type":"link"}