{"product_id":"grail-abgasanlage-fur-bmw-m3-f80","title":"GRAIL exhaust suitable for BMW M3 F80 (S55) – valved exhaust","description":"\u003ch1\u003eGrail exhaust system suitable for BMW M3 F80 (S55) – Valve system\u003c\/h1\u003e\n\n\u003ch2\u003edescription\u003c\/h2\u003e\n\u003cp\u003eThe GRAIL exhaust system with flaps, suitable for the BMW M3 F80 Sedan with SThe 55-biturbo engine combines uncompromising M-Sound with full road approval. Thanks to ECE type approval, the system is registration-free within the EU and ready to drive immediately. Handmade in Germany from L304 stainless steel.\u003c\/p\u003e\n\u003cp\u003eThe S55-series six-cylinder engine MThe 3 F80 has enormous acoustic potential – but much of it is stifled by the factory OPF and silencer configuration. The GRAIL valve exhaust system unlocks this potential. M3. They brought out what BMW Motorsport had built into the engine: more aggressive, more voluminous. M-Six-cylinder sound with the distinctive GRAIL delta between loud and quiet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLoud but Legal:\u003c\/strong\u003e The GRAIL uses the factory BMW exhaust flap control system of your vehicle. M3 F80 and behaves exactly like BMW M as specified by the factory. At higher engine speeds and under load, the valves open fully – then the system delivers the full GRAIL sound. Since the valves are controlled exclusively via the factory control unit, the system complies with all ECE regulations and is fully street legal.\u003c\/p\u003e\n\u003cp\u003eFLOW DOWN® is an official GRAIL partner in the Ruhr area and specializes in the professional installation of exhaust systems. Installation is carried out directly at our facility in Essen – cleanly, precisely, and including a functional test of the valve control.\u003c\/p\u003e\n\n\u003ch2\u003eImportant: Select the correct variant in the configurator.\u003c\/h2\u003e\n\u003cp\u003eThe GRAIL facility for the MThe 3 F80 is offered in various versions. Depending on your vehicle, you must select the correct version in the configurator. If you select the wrong version, the system will not fit – please check carefully or contact us beforehand.\u003c\/p\u003e\n\u003cp\u003eYou choose from the following factors:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePipe diameter:\u003c\/strong\u003e 3 inches or 3.5 inches\u003c\/li\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\u003eTailpipes:\u003c\/strong\u003e brushed stainless steel or black\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUnsure which version fits your vehicle? Send us your VIN or year of manufacture via contact form or WhatsApp – we'll check the configuration for you before you order.\u003c\/p\u003e\n\n\u003ch2\u003e3 inches or 3.5 inches – which diameter?\u003c\/h2\u003e\n\u003cp\u003eBoth variants are technically mature and suitable for the SDesigned for 55:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3 inches:\u003c\/strong\u003e Classic sports exhaust diameter, slightly less aggressive in sound, ideal for daily drivers with a sporty touch.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3.5 inches:\u003c\/strong\u003e Maximum throughput and more voluminous sound, especially for high-performance applications M3 interesting with stage tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are unsure or planning software tuning, we will gladly advise you in advance on the optimal choice.\u003c\/p\u003e\n\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSpecifically designed for BMW M3 F80 with S55-biturbo engine\u003c\/li\u003e\n  \u003cli\u003eECE type approval – registration-free within the EU\u003c\/li\u003e\n  \u003cli\u003eFlap control via standard BMW control unit\u003c\/li\u003e\n  \u003cli\u003eChoice of 3-inch or 3.5-inch diameter\u003c\/li\u003e\n  \u003cli\u003eL304 stainless steel, handcrafted in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMaterial\u003c\/h2\u003e\n\u003cp\u003eL304 stainless steel, handcrafted in Germany. CNC-machined solid stainless steel flaps switch precisely and ensure the optimal combination of backpressure reduction and sound. Specially developed in the GRAIL sound lab for the SThe 55-engine developed silencers deliver maximum sound when the flaps are open and maximum damping when the flaps are closed.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable variants\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePipe diameter:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3 inch\u003c\/li\u003e\n  \u003cli\u003e3.5 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eOPF equipment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWith gasoline particulate filter (GPF)\u003c\/li\u003e\n  \u003cli\u003eWithout a gasoline particulate filter (sounds even clearer and more powerful because there is no OPF damping)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTailpipes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ebrushed stainless steel\u003c\/li\u003e\n  \u003cli\u003eblack\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003euse\u003c\/h2\u003e\n\u003cp\u003eThe flap exhaust system replaces the entire exhaust system downstream of the pre-muffler. The flaps are controlled exclusively via the factory BMW flap control system – i.e., via the original system. M-Sport mode of your vehicle. No additional remote control or extra wiring harness required.\u003c\/p\u003e\n\u003cp\u003eProfessional installation by FLOW DOWN® in Essen is recommended. As an official GRAIL partner, we know the systems in detail and ensure clean installation, correct connection to the damper control, and functional testing.\u003c\/p\u003e\n\n\u003ch2\u003eGRAIL order with installation at FLOW DOWN®\u003c\/h2\u003e\n\u003cp\u003eFor orders including installation, we offer a fair down payment model:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUpon placing the order, you pay 50% of the investment.\u003c\/li\u003e\n  \u003cli\u003eWe will pay GRAIL in advance on your behalf and order the system.\u003c\/li\u003e\n  \u003cli\u003eYou pay the remaining amount after the system arrives at our workshop.\u003c\/li\u003e\n  \u003cli\u003eThen schedule an appointment for the installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The deposit option is only available for orders including installation and only works via prepayment\/bank transfer. PayPal or other payment methods are not accepted.\u003c\/p\u003e\n\n\u003ch2\u003eSwiss suitability assessment\u003c\/h2\u003e\n\u003cp\u003eFor customers in Switzerland: Upon request, you can receive a Swiss conformity certificate for the GRAIL exhaust system for an additional fee. If you are interested, simply contact our support team – we will clarify the details with you directly.\u003c\/p\u003e\n\n\u003ch2\u003eSuitable vehicles\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBMW M3 F80 Limousine – Bj. 2014–2018\u003c\/li\u003e\n  \u003cli\u003eBMW M3 F80 Competition\u003c\/li\u003e\n  \u003cli\u003eBMW M3 F80 CS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: For the M4 F82 Coupé and M4 F83 Cabrio (same S55-engine) as well as for M3 G80 \/ M4 G82 \/ G83 (SFor the 58-engine, there are separate, model-specific GRAIL systems. Each variant (diameter × OPF status × tailpipe color) is a separate system – please select correctly in the configurator.\u003c\/p\u003e\n\n\u003ch2\u003escope of delivery\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1x GRAIL exhaust system with flaps, suitable for BMW M3 F80 (in selected variant)\u003c\/li\u003e\n  \u003cli\u003eTailpipes in selected variant (stainless steel or black)\u003c\/li\u003e\n  \u003cli\u003emounting material\u003c\/li\u003e\n  \u003cli\u003eECE type approval (paper)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInformation on admission\u003c\/h2\u003e\n\u003cp\u003eThe GRAIL exhaust system has ECE type approval and is registration-free for EU vehicles. For imported vehicles with a different operating permit, please check before purchase whether registration in the vehicle documents is required. The included ECE type approval certificate should be carried in the vehicle.\u003c\/p\u003e","brand":"Grail","offers":[{"title":"3.0 inches \/ stainless steel \/ With OPF","offer_id":51803790639368,"sku":null,"price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"3.0 inches \/ stainless steel \/ Without OPF","offer_id":51803790672136,"sku":null,"price":3649.0,"currency_code":"EUR","in_stock":true},{"title":"3.0 inches \/ Black \/ With OPF","offer_id":51803790704904,"sku":null,"price":3849.0,"currency_code":"EUR","in_stock":true},{"title":"3.0 inches \/ Black \/ Without OPF","offer_id":51803790737672,"sku":null,"price":3849.0,"currency_code":"EUR","in_stock":true},{"title":"3.5 inches \/ stainless steel \/ Without OPF","offer_id":51803790770440,"sku":null,"price":4449.0,"currency_code":"EUR","in_stock":true},{"title":"3.5 inches \/ Black \/ Without OPF","offer_id":51803790803208,"sku":null,"price":4649.0,"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-suitable-for-bmw-m3-f80","provider":"FLOW DOWN®","version":"1.0","type":"link"}