{"product_id":"grail-abgasanlage-3-zoll-passend-f-r-bmw-m4-f82","title":"GRAIL exhaust suitable for BMW M4 F82 \/ F83 (S55) – valved exhaust 3-inch","description":"\u003ch1\u003eGrail 3-inch exhaust system suitable for BMW M4 F82 \/ F83 (S55) – Valve system\u003c\/h1\u003e\n\n\u003ch2\u003eThe S55 in M4 – uncompromising sound, no registration required on the road\u003c\/h2\u003e\n\u003cp\u003eThe BMW M4 F82 Coupé and F83 Cabriolet with SThe 55-biturbo is, for many, a must-have. M-Fans of the most characterful inline six-cylinder engines-M-models. What BMW acoustically reduces from the engine with its factory-installed silencers is clearly audible – the GRAIL valve exhaust system eliminates this. Fuller, more powerful. M-Sound in Sport mode, classic S55-characteristic, subtle in cruise.\u003c\/p\u003e\n\u003cp\u003eCompletely made of L304 stainless steel, handcrafted in Germany. ECE type approval – therefore registration-free in all EU vehicles with standard approval. Ready to drive immediately after installation.\u003c\/p\u003e\n\n\u003ch2\u003eWith or without OPF – both variants available in the configurator\u003c\/h2\u003e\n\u003cp\u003eThe 3-inch system is available for MFour models are available with and without a gasoline particulate filter. Both versions deliver genuine GRAIL sound – the difference lies in the acoustic intensity:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWith OPF:\u003c\/strong\u003e Despite the OPF in the system, the system gets really loud and delivers a full, rich sound. S55-inch sound. Slightly warmer in character, with more midrange presence – but definitely not a subdued system. Anyone driving a car with an OPF (Otto Particulate Filter) will be acoustically very well served here.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWithout OPF:\u003c\/strong\u003e Brutally loud. Without the OPF damping, the SThe 55-hp biturbo engine can truly shine – more aggressive, clearer, and acoustically a whole class above the OPF version. And best of all: still fully legal and registration-free thanks to ECE type approval.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: For MFor the 4 models without OPF, there is also a 3.5 inch GRAIL system available – this is a separate product in the shop for those who want even more throughput.\u003c\/p\u003e\n\n\u003ch2\u003eEqual Length or Standard Piping\u003c\/h2\u003e\n\u003cp\u003eA second option is the piping – a detail that is important for S55-experts know that it makes a big difference:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard piping:\u003c\/strong\u003e Classic, asymmetrical pipework – compact, direct, with classic GRAIL sound\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEqual Length Piping:\u003c\/strong\u003e Both banks are guided by pipes of exactly the same length. This creates a more homogeneous exhaust pulsation, a more harmonious sound signature, and more even flow characteristics. For S55-inch setups with a focus on sound characteristics are the premium option.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFlap control – factory-installed\u003c\/h2\u003e\n\u003cp\u003eThe MThe F82\/F83 has its own exhaust flap control system as standard – the GRAIL takes over this completely. No additional flap control is necessary, no wiring, no remote control.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIn the M-Sport mode opens the flaps fully – full GRAIL sound\u003c\/li\u003e\n  \u003cli\u003eIn Comfort mode they remain closed – discreet and ECE-compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlug-and-play connection to your OEM control unit M4 – Operation as usual, sound like never before.\u003c\/p\u003e\n\n\u003ch2\u003eConfiguration in the configurator\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, you select the following factors:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOPF status:\u003c\/strong\u003e With or without a gasoline particulate filter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePiping:\u003c\/strong\u003e Standard or Equal Length\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTailpipe color:\u003c\/strong\u003e brushed stainless steel or black\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUnsure about the configuration? Send us your VIN via WhatsApp or contact form – we'll check your OPF status. M4 and advise you before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eTailpipes – 4x 100 mm round\u003c\/h2\u003e\n\u003cp\u003eThe system comes with the classic M-4-pipe look: four round 100 mm tailpipes. This keeps the appearance close to the OEM look.M-Look of the F82 \/ F83 and harmonizes perfectly with the factory or aftermarket diffuser.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrushed stainless steel:\u003c\/strong\u003e Classic sporty, high-quality rear\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlack:\u003c\/strong\u003e A subtle yet aggressive look – goes well with the black package and dark rims.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMaterial \u0026 workmanship\u003c\/h2\u003e\n\u003cp\u003eLMade entirely of 304 stainless steel, with CNC-precision machined components. The silencers were specially designed in the GRAIL sound lab. S55-biturbo tuned – with switching logic for both OPF and non-OPF variants. Flow-optimized pipe routing minimizes exhaust backpressure. The flaps, made of solid stainless steel, switch precisely and are reliably suitable for everyday use.\u003c\/p\u003e\n\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSpecifically designed for BMW M4 F82 \/ F83 with S55-Biturbo\u003c\/li\u003e\n  \u003cli\u003eECE type approval – registration-free within the EU\u003c\/li\u003e\n  \u003cli\u003eAvailable for M4 with or without OPF\u003c\/li\u003e\n  \u003cli\u003eChoice between standard or equal length piping\u003c\/li\u003e\n  \u003cli\u003e3 inch L304 stainless steel, handcrafted in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOrder with installation from FLOW DOWN®\u003c\/h2\u003e\n\u003cp\u003eFLOW DOWN® is an official GRAIL partner in the Ruhr area. When you order with installation, you'll receive our fair deposit payment model:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e50% deposit upon order placement – we will then order the system from GRAIL\u003c\/li\u003e\n  \u003cli\u003eAs soon as the system arrives at our workshop, we will arrange an installation date with you.\u003c\/li\u003e\n  \u003cli\u003eYou only pay the remaining amount after the installation has been completed – not before.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The deposit payment option applies exclusively to bookings including installation and is only available via prepayment\/bank transfer. PayPal or other payment methods are not accepted for this service.\u003c\/p\u003e\n\n\u003ch2\u003eSwiss suitability assessment\u003c\/h2\u003e\n\u003cp\u003eUpon request, you can receive a Swiss suitability assessment for the GRAIL system for an additional fee. If interested, simply contact support.\u003c\/p\u003e\n\n\u003ch2\u003eSuitable vehicles\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBMW M4 F82 Coupé with OPF\u003c\/li\u003e\n  \u003cli\u003eBMW M4 F82 Coupé without OPF\u003c\/li\u003e\n  \u003cli\u003eBMW M4 F83 Cabrio with OPF\u003c\/li\u003e\n  \u003cli\u003eBMW M4 F83 Cabrio without OPF\u003c\/li\u003e\n  \u003cli\u003eBMW M4 Competition F82 \/ F83\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: For MFor the 4 F82\/F83 without OPF, there is an additional GRAIL exhaust system in 3.5 inches available in the shop (separate product). This system here covers the 3-inch version for both OPF configurations. Not suitable for: M3 F80 (own system), M3 G80 \/ M4 G82 \/ G83 (S58-engine, own facilities).\u003c\/p\u003e\n\n\u003ch2\u003escope of delivery\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eGRAIL 3-inch flap exhaust system suitable for BMW M4 F82 \/ F83 (in your chosen variant)\u003c\/li\u003e\n  \u003cli\u003e4x 100 mm round tailpipes in brushed stainless steel or black (depending on selection)\u003c\/li\u003e\n  \u003cli\u003emounting material\u003c\/li\u003e\n  \u003cli\u003eECE type approval as proof for the vehicle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInformation on admission\u003c\/h2\u003e\n\u003cp\u003eRegistration-free thanks to ECE type approval – applies to all EU vehicles with standard registration. The non-OPF version is also legal and requires no registration. For imported vehicles with different operating permits, please check registration requirements before ordering.\u003c\/p\u003e","brand":"Grail","offers":[{"title":"stainless steel \/ With OPF \/ Equal Length Option","offer_id":45529422463240,"sku":"","price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"stainless steel \/ With OPF \/ Standard piping","offer_id":57990601539848,"sku":null,"price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"stainless steel \/ Without OPF \/ Equal Length Option","offer_id":45529422496008,"sku":"","price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"stainless steel \/ Without OPF \/ Standard piping","offer_id":57990601572616,"sku":null,"price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"Black \/ With OPF \/ Equal Length Option","offer_id":45529422528776,"sku":"","price":3849.0,"currency_code":"EUR","in_stock":true},{"title":"Black \/ With OPF \/ Standard piping","offer_id":57990601605384,"sku":null,"price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"Black \/ Without OPF \/ Equal Length Option","offer_id":45529422561544,"sku":"","price":3849.0,"currency_code":"EUR","in_stock":true},{"title":"Black \/ Without OPF \/ Standard piping","offer_id":57990601638152,"sku":null,"price":3649.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/4582\/0493\/files\/GRAIL_FLOWDOWN.jpg?v=1749416680","url":"https:\/\/flow-down.com\/en\/products\/grail-exhaust-system-3-inch-suitable-for-bmw-m4-f82","provider":"FLOW DOWN®","version":"1.0","type":"link"}