{"product_id":"fabspeed-bmw-m3-m4-g80-g82-valved-exhaust-system-2021","title":"Fabspeed BMW M3\/M4 (G80\/G82) Valved Exhaust System (2021+)","description":"\u003cp\u003eThe Fabspeed BMW M3 \u0026amp; M4 Valvetronic Exhaust System offers a superb “plug and play” upgrade to the restrictive and quiet OEM exhaust. Adding a significant increase in tone, volume, and power. We use Helical valves imported directly from the U.K. to eliminate any risk of valve failure that plague many other options on the market with low quality exhaust valves.\u003c\/p\u003e \u003ch2\u003eHigh-Performance BMW G80 M3 Exhaust Systems\u003c\/h2\u003e \u003cp dir=\"ltr\"\u003eElevate your driving experience with the industry-leading BMW G80 M3 Exhaust Systems from Fabspeed. Engineered specifically for the S58 engine, our upgrades optimize exhaust scavenging and eliminate factory-restricted backpressure.\u003c\/p\u003e \u003cp dir=\"ltr\"\u003eUnlike mass-produced alternatives, every Fabspeed system is hand-crafted in-house at our USA facility. By keeping 100% of our design and fabrication in Pennsylvania, we guarantee elite American craftsmanship. Our master fabricators utilize precision TIG welding and back-purging to create \"jewelry-grade\" components that deliver both structural integrity and a premium finish.\u003c\/p\u003e \u003cp dir=\"ltr\"\u003eBy utilizing high-quality T304L stainless steel and CNC mandrel-bent tubing, Fabspeed unlocks an aggressive, exotic tone while providing \"entity-verified\" power gains. Whether you choose a valved system for daily civility or a track-oriented setup, our G80 M3 solutions offer the perfect balance of weight reduction and acoustic perfection. Backed by dyno-proven results and a Lifetime Warranty, Fabspeed makes sure your M3 performs as aggressively as it looks.\u003c\/p\u003e \u003ch2 dir=\"ltr\"\u003e\u003cspan style=\"font-size: large;\"\u003e\u003cstrong\u003eSound:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e \u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe Fabspeed Motorsport Valvetronic Exhaust System relieves you of the subtle OEM sound and gives you the volume and tone that’s missing from the factory system. With a slight increase in volume on the throttle and a nice burble at idle, this is the perfect “grand touring” M3\/M4 exhaust system. Downshift pops and bangs in sport mode are louder, but not obnoxiously so. This system has no drone at all cruising around town or on the highway.\u003c\/span\u003e\u003c\/p\u003e \u003ch2 dir=\"ltr\"\u003e\u003cspan style=\"font-size: large;\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eFits all BMW M3 \u0026amp; M4 (G80\/G82) sedan\/coupe vehicles including Competition Models worldwide (2021+) (RWD \u0026amp; AWD)\u003c\/li\u003e \u003cli\u003eConstructed from CNC mandrel-bent 14-16 gauge T304L stainless steel \u003c\/li\u003e \u003cli\u003eLaser scanned and CAD designed for perfect OEM fitment using Ametek Handyscan 700\u003c\/li\u003e \u003cli\u003eThis cat-back system is emissions legal in all 50 states and the rest of the world (ROW)\u003c\/li\u003e \u003cli\u003eUses aerospace quality Helical Limited exhaust valves imported from the U.K.\u003c\/li\u003e \u003cli\u003e\u003cspan id=\"docs-internal-guid-9e87a7d0-7fff-ae0f-8fe1-70574bdddfdc\"\u003e\u003cspan\u003eNo CEL (Check Engine Light) guaranteed\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003eSaves 3lbs \/ 1.4KGs compared to the factory system\u003c\/li\u003e \u003cli\u003eIncludes Deluxe Quad-Style Tips in your choice of finish\u003c\/li\u003e \u003cli\u003eRetains factory valve functionality for “plug and play” installation\u003c\/li\u003e \u003cli\u003eAll Fabspeed performance products are backed by the \u003ca href=\"https:\/\/www.fabspeed.com\/warranty\/\"\u003eFabspeed Lifetime Warranty\u003c\/a\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003cp dir=\"ltr\"\u003e\u003cstrong\u003eNOTE:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMinor cutting at factory exhaust breakpoint required to install (Reference Dimple Locations on OEM)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eAre There Any Specific Exhaust Modifications Recommended For The G80 M3?\u003c\/span\u003e\u003c\/h2\u003e \u003cp dir=\"ltr\"\u003e\u003cspan\u003eTo unlock the full potential of the S58 engine, we recommend a tiered approach to BMW G80 M3 exhaust modifications. Every Fabspeed component is hand-crafted in-house in the USA, making sure that our fine craftsmanship and elite American engineering match the high-performance standards of the M Division.\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli dir=\"ltr\"\u003e\n\u003cspan\u003eValvetronic Mid-Pipe:\u003c\/span\u003e\u003cspan\u003e Replacing restrictive factory resonators with our high-flow mid-pipe is the best way to achieve a deeper, aggressive tone without a CEL.\u003c\/span\u003e\n\u003c\/li\u003e \u003cli dir=\"ltr\"\u003e\n\u003cspan\u003eHigh-Flow Sport Cats:\u003c\/span\u003e\u003cspan\u003e Our 200-cell HJS Sport Cats significantly reduce backpressure and heat soak. These are hand-TIG welded in-house to guarantee the turbos spool faster for improved response.\u003c\/span\u003e\n\u003c\/li\u003e \u003cli dir=\"ltr\"\u003e\n\u003cspan\u003eValvetronic Rear Section:\u003c\/span\u003e\u003cspan\u003e Essential for versatility, our valved exhaust provides a \"tame\" mode for commuting and an unrestricted \"exotic\" scream for spirited driving.\u003c\/span\u003e\n\u003c\/li\u003e \u003cli dir=\"ltr\"\u003e\n\u003cspan\u003eT304L Downpipes:\u003c\/span\u003e\u003cspan\u003e For maximum power, our precision-engineered T304L stainless steel downpipes maximize velocity. Made in our Pennsylvania facility, they represent a foundational \"trust signal\" for high-performance builds.\u003c\/span\u003e\n\u003c\/li\u003e \u003cli dir=\"ltr\"\u003e\n\u003cspan\u003eWeight-Reduced Components:\u003c\/span\u003e\u003cspan\u003e By utilizing lightweight, USA-sourced materials, a full Fabspeed system sheds significant weight compared to bulky factory units, enhancing the G80’s power-to-weight ratio.\u003c\/span\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003cscript type=\"application\/ld+json\"\u003e\/\/ \u003c![CDATA[ {   \"@context\": \"https:\/\/schema.org\",   \"@type\": \"FAQPage\",   \"mainEntity\": [{     \"@type\": \"Question\",     \"name\": \"Are there any specific exhaust modifications recommended for the G80 M3?\",     \"acceptedAnswer\": {       \"@type\": \"Answer\",       \"text\": \"To unlock the full potential of the S58 engine, a tiered exhaust upgrade approach is recommended. Popular modifications include a Valvetronic Mid-Pipe for a deeper, more aggressive sound, High-Flow Sport Cats to reduce backpressure and improve turbo response, a Valvetronic Rear Section for adjustable sound control, T304L stainless steel downpipes for maximum performance gains, and lightweight exhaust components to improve the vehicle's power-to-weight ratio. Fabspeed designs and hand-crafts these components in the USA for exceptional fitment, durability, and performance.\"     }   }] } \/\/ ]]\u003e\u003c\/script\u003e\u003cp\u003e\u003cstrong\u003eThis Part Fits:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable border=\"1\" cellpadding=\"6\"\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eYears\u003c\/th\u003e\n\u003cth align=\"left\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\"\u003eChassis\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3 \/ M4\u003c\/td\u003e\n\u003ctd\u003eG80 \/ G82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Fabspeed Motorsport","offers":[{"title":"Satin Black","offer_id":44237060014183,"sku":"FS.BMW.G8X.VLVB","price":4836.95,"currency_code":"USD","in_stock":true},{"title":"Carbon Fiber","offer_id":44237060046951,"sku":"FS.BMW.G8X.VLVCF","price":4836.95,"currency_code":"USD","in_stock":true},{"title":"Polished Stainless Steel","offer_id":44237060079719,"sku":"FS.BMW.G8X.VLVP","price":4836.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/6739\/9015\/files\/fabspeed-motorsport-fabspeed-bmw-m3m4-g80g82-valvetronic-exhaust-system-2021__21572.jpg?v=1784155953","url":"https:\/\/bimm3rhouse.com\/products\/fabspeed-bmw-m3-m4-g80-g82-valved-exhaust-system-2021","provider":"BIMM3R HOUSE ","version":"1.0","type":"link"}