{"product_id":"arrow-71407mi-collettori-racing-acciaio-inox-bmw-f-800-gs-adventure","title":"Arrow 71407MI 2:1 Stainless Steel Racing Collectors – BMW F 800 GS and Adventure 2008-2016","description":"\u003cdiv style=\"font-family:'Segoe UI',Arial,sans-serif;max-width:900px;margin:0 auto;color:#222;line-height:1.7;\"\u003e\n\n\u003cp style=\"font-size:16px;\"\u003eThe \u003cstrong\u003eArrow 71407MI racing collectors\u003c\/strong\u003e form a \u003cstrong\u003e2:1 stainless steel\u003c\/strong\u003e exhaust system that replaces the original collectors of the \u003cstrong\u003eBMW F 800 GS\u003c\/strong\u003e and \u003cstrong\u003eF 800 GS Adventure 2008-2016\u003c\/strong\u003e (Arrow vehicle type E8GS). They have a \u003cstrong\u003e54 mm\u003c\/strong\u003e outlet and a lambda sensor housing. Arrow labels them as \u003cstrong\u003eracing\u003c\/strong\u003e: they are not homologated and should only be used on closed circuits. Product code 71407MI.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#fff3cd;border-left:4px solid #ffc107;padding:14px;margin:20px 0;border-radius:4px;\"\u003e\n\n\u003cstrong\u003e⚠️ Racing part, not homologated:\u003c\/strong\u003e\u003cbr\u003e\nOn the model page of the official Arrow catalog, this code is marked \u003cstrong\u003eRacing\u003c\/strong\u003e, which in the Arrow legend means: \u003cem\u003e\"does not comply with any regulations, not approved for road use, only usable on closed circuits.\"\u003c\/em\u003e It cannot be used on public roads and will not pass inspection.\u003c\/div\u003e\n\n\u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003e✓ Strengths\u003c\/h3\u003e\n\n\u003cul style=\"font-size:15px;\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e2:1 configuration\u003c\/strong\u003e – the two pipes of the twin-cylinder merge into a single 54 mm outlet.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStainless steel\u003c\/strong\u003e – the entire body of the assembly, from the two pipes to the merge.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLambda sensor housing\u003c\/strong\u003e – the sensor fits on the Arrow collector; there is no housing for the CO sensor.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e2.61 kg declared\u003c\/strong\u003e – official Arrow weight of the complete assembly.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eThe step missing from the silencer alone\u003c\/strong\u003e – the Dynojet graph published by Arrow for this motorcycle compares three configurations (original exhaust, Arrow silencer kit, complete Arrow kit) and the curve of the complete kit remains above that of the silencer alone.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eTechnical features\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eArrow Special Parts\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eArticle code\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e71407MI\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eEAN\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e8019799043374\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOfficial designation\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRacing headers\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSpare part type\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2:1 exhaust headers (racing collectors)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eStainless steel\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutlet diameter\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e54 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2.61 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eLambda sensor housing\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCO sensor housing\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNo\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003edb-killer\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNot provided\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHomologation\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNone – marked \u003cstrong\u003eRacing\u003c\/strong\u003e by Arrow, closed circuit only\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eVehicle type Arrow\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eE8GS\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePosition on vehicle\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eFront, between engine and silencer\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity per vehicle\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e1 assembly\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eVehicle compatibility\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\n\u003ctr style=\"background:#e63946;color:#fff;\"\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eYears\u003c\/th\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eArrow vehicle type\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eBMW F 800 GS \/ F 800 GS Adventure\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2008-2016\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eE8GS\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003cp style=\"font-size:14px;color:#555;\"\u003eThe list is taken from the official Arrow catalog (B2B area). If you have any doubts, send us your motorcycle's VIN and we will verify the correct code.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eWhat they combine with\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;\"\u003eThe 71407MI collectors work with the two \u003cstrong\u003eMaxi Race-Tech\u003c\/strong\u003e silencers with carbon end caps provided by Arrow for this motorcycle: the \u003cstrong\u003e72612AK\u003c\/strong\u003e in natural aluminum and the \u003cstrong\u003e72612AKN\u003c\/strong\u003e in \"Dark\" aluminum, both homologated. However, the Arrow mounting diagram connects collectors and silencer with a dashed arrow and adds the note \u003cem\u003e\"silencers also fit on original collectors\"\u003c\/em\u003e: the combination is optional, and those who want to stay compliant on the road can stick to the homologated silencer while keeping the standard collectors.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eWho it's perfect for\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;\"\u003eFor those who take their F 800 GS to the track or on closed circuit days and have already installed an Arrow silencer: the racing collectors are the step that completes the system and frees up the section upstream of the silencer. However, those who use the motorcycle on the road should keep them off the list: without homologation, the motorcycle is not compliant and will not pass inspection.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#f0f7f0;border-left:4px solid #28a745;padding:14px;margin:20px 0;border-radius:4px;\"\u003e\n\n\u003cstrong\u003e🛡️ Warranty and quality – Moon Bike S.r.l.\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eOriginal Arrow Special Parts\u003c\/strong\u003e replacement, new and never mounted. Moon Bike S.r.l. is based in Cercola (NA) and ships from Italy with invoice and manufacturer's warranty.\u003c\/div\u003e\n\n\u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eAre the 71407MI collectors homologated?\u003c\/strong\u003e\u003cbr\u003eNo. On the model page of the Arrow catalog, this code is marked Racing, and the official Arrow legend defines that mark as: does not comply with any regulations, is not approved for road use, is only usable on closed circuits. They should therefore be considered a part for track use.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eWhich BMWs do they fit?\u003c\/strong\u003e\u003cbr\u003eOn BMW F 800 GS and F 800 GS Adventure from the 2008-2016 series, which Arrow identifies with vehicle type E8GS. This is the only application provided by the official catalog for this code: subsequent F 800 GS models, from 2017 onwards, have a different vehicle type and different codes.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eWhat's the difference compared to the original collectors?\u003c\/strong\u003e\u003cbr\u003eThe Arrow collectors replace the entire standard assembly with a 2:1 stainless steel system that merges into a single 54 mm outlet. They retain the lambda sensor housing, do not include a CO sensor housing, and do not have a db-killer. The assembly weighs 2.61 kg.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eWhich silencers do they pair with?\u003c\/strong\u003e\u003cbr\u003eWith the two Maxi Race-Tech silencers with carbon end caps provided by Arrow for this motorcycle: the 72612AK in natural aluminum and the 72612AKN in \"Dark\" aluminum, both homologated. However, the Arrow diagram warns that these silencers also fit on the original collectors, so the pairing is not mandatory.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eWhat are their measurements and weight?\u003c\/strong\u003e\u003cbr\u003eArrow declares an outlet diameter of 54 mm and a weight of 2.61 kg for the assembly. The body is entirely made of stainless steel. The length and insertion diameter are not among the data published by the manufacturer, so we do not report them.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eAre they strictly necessary to install an Arrow silencer?\u003c\/strong\u003e\u003cbr\u003eNo. The official mounting diagram connects collectors and silencer with a dashed arrow and adds the note \"silencers also fit on original collectors\": the connection is optional. The racing collectors serve to complete the system on the track, not to make the silencer mountable.\u003c\/p\u003e\n\n\n\u003c\/div\u003e","brand":"Arrow","offers":[{"title":"Default Title","offer_id":57062891782492,"sku":"71407MI","price":628.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3660\/0668\/files\/arrow-71407mi-collettori-racing-acciaio-inox-2-in-1.png?v=1788334309","url":"https:\/\/www.moonbikesrl.it\/en-au\/products\/arrow-71407mi-collettori-racing-acciaio-inox-bmw-f-800-gs-adventure","provider":"Moon Bike S.r.l.","version":"1.0","type":"link"}