{"product_id":"royal-enfield-suction-pipe-air-filter-resonator-hose-143497b-bullet-350-classic-350","title":"Royal Enfield Suction Pipe (Air Filter to Resonator Hose) – Bullet 350 UCE \/ Classic 350 UCE | Part No. 143497\/B (Replaces 143497\/A)","description":"\u003cp data-start=\"339\" data-end=\"811\"\u003eIf your Royal Enfield UCE 350 is showing unstable idling, minor backfiring, or a “rough running” feel after wash\/rain or long storage, one common cause is an air leak from the airbox-to-resonator connection. The \u003cstrong data-start=\"551\" data-end=\"601\"\u003eRoyal Enfield Suction Pipe (Part No. 143497\/B)\u003c\/strong\u003e is the \u003cstrong data-start=\"609\" data-end=\"628\"\u003eOEM rubber hose\u003c\/strong\u003e used between the \u003cstrong data-start=\"646\" data-end=\"678\"\u003eair filter box and resonator\u003c\/strong\u003e, designed to maintain an airtight intake path and keep dust\/water from bypassing the filter. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"813\" data-end=\"1215\"\u003eUnlike many aftermarket hoses that harden or crack early, an OEM-spec suction pipe maintains proper flexibility and sealing, which helps preserve correct air-fuel mixture, smoother throttle response, and long-term engine protection. Replace this pipe if you notice \u003cstrong data-start=\"1078\" data-end=\"1141\"\u003ecracks, loose fitment, oil mist seepage, or hardened rubber\u003c\/strong\u003e—all of which can lead to unfiltered air ingestion and accelerated wear.\u003c\/p\u003e\n\u003cp data-start=\"1217\" data-end=\"1480\"\u003eThis listing is \u003cstrong data-start=\"1233\" data-end=\"1283\"\u003efitment-verified for UCE 350 models below only\u003c\/strong\u003e. If your bike is a \u003cstrong data-start=\"1303\" data-end=\"1347\"\u003eJ-Series (Reborn\/Meteor\/Hunter\/Bullet J)\u003c\/strong\u003e or \u003cstrong data-start=\"1351\" data-end=\"1364\"\u003e650 Twins\u003c\/strong\u003e, do not order this unless you match the part number from your microfiche\/BOM. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"1482\" data-end=\"1506\"\u003eKey Features \u003c\/h2\u003e\n\u003cul data-start=\"1507\" data-end=\"2178\"\u003e\n\u003cli data-start=\"1507\" data-end=\"1613\"\u003e\n\u003cp data-start=\"1509\" data-end=\"1613\"\u003e\u003cstrong data-start=\"1509\" data-end=\"1547\"\u003eGenuine Royal Enfield suction pipe\u003c\/strong\u003e for intake\/airbox sealing \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1614\" data-end=\"1709\"\u003e\n\u003cp data-start=\"1616\" data-end=\"1709\"\u003e\u003cstrong data-start=\"1616\" data-end=\"1638\"\u003ePart No.: 143497\/B\u003c\/strong\u003e (replacement for \u003cstrong data-start=\"1656\" data-end=\"1668\"\u003e143497\/A\u003c\/strong\u003e) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1710\" data-end=\"1794\"\u003e\n\u003cp data-start=\"1712\" data-end=\"1794\"\u003eHelps prevent \u003cstrong data-start=\"1726\" data-end=\"1750\"\u003eunfiltered air leaks\u003c\/strong\u003e and dust entry (airbox-to-resonator path)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1795\" data-end=\"1877\"\u003e\n\u003cp data-start=\"1797\" data-end=\"1877\"\u003eRestores \u003cstrong data-start=\"1806\" data-end=\"1821\"\u003estable idle\u003c\/strong\u003e and consistent throttle feel (when leak is the cause)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1878\" data-end=\"1956\"\u003e\n\u003cp data-start=\"1880\" data-end=\"1956\"\u003eDirect-fit rubber profile for OEM-style clamping\/fitment (model-dependent)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1957\" data-end=\"2028\"\u003e\n\u003cp data-start=\"1959\" data-end=\"2028\"\u003eRecommended replacement if rubber is \u003cstrong data-start=\"1996\" data-end=\"2026\"\u003ecracked \/ hardened \/ loose\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2029\" data-end=\"2106\"\u003e\n\u003cp data-start=\"2031\" data-end=\"2106\"\u003eSupports long-term \u003cstrong data-start=\"2050\" data-end=\"2067\"\u003eengine safety\u003c\/strong\u003e by maintaining proper intake sealing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2107\" data-end=\"2178\"\u003e\n\u003cp data-start=\"2109\" data-end=\"2178\"\u003eIdeal for service intervals, intake overhauls, or air filter box work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2180\" data-end=\"2229\"\u003eCompatibility Table \u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2231\" data-end=\"2538\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2231\" data-end=\"2295\"\u003e\n\u003ctr data-start=\"2231\" data-end=\"2295\"\u003e\n\u003cth data-start=\"2231\" data-end=\"2239\" data-col-size=\"sm\"\u003eModel\u003c\/th\u003e\n\u003cth data-start=\"2239\" data-end=\"2253\" data-col-size=\"sm\"\u003eEngine Type\u003c\/th\u003e\n\u003cth data-start=\"2253\" data-end=\"2264\" data-col-size=\"sm\"\u003eBS Stage\u003c\/th\u003e\n\u003cth data-start=\"2264\" data-end=\"2277\" data-col-size=\"sm\"\u003eYear Range\u003c\/th\u003e\n\u003cth data-start=\"2277\" data-end=\"2295\" data-col-size=\"sm\"\u003eFitment Status\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2320\" data-end=\"2538\"\u003e\n\u003ctr data-start=\"2320\" data-end=\"2428\"\u003e\n\u003ctd data-start=\"2320\" data-end=\"2343\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2322\" data-end=\"2342\"\u003eBullet 350 (UCE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2343\" data-end=\"2355\" data-col-size=\"sm\"\u003e346cc UCE\u003c\/td\u003e\n\u003ctd data-start=\"2355\" data-end=\"2359\" data-col-size=\"sm\"\u003e—\u003c\/td\u003e\n\u003ctd data-start=\"2359\" data-end=\"2375\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2361\" data-end=\"2374\"\u003e2010–2019\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2375\" data-end=\"2428\" data-col-size=\"sm\"\u003e✅ Confirmed \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2429\" data-end=\"2538\"\u003e\n\u003ctd data-start=\"2429\" data-end=\"2453\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2431\" data-end=\"2452\"\u003eClassic 350 (UCE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2453\" data-end=\"2465\" data-col-size=\"sm\"\u003e346cc UCE\u003c\/td\u003e\n\u003ctd data-start=\"2465\" data-end=\"2469\" data-col-size=\"sm\"\u003e—\u003c\/td\u003e\n\u003ctd data-start=\"2469\" data-end=\"2485\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2471\" data-end=\"2484\"\u003e2010–2019\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2485\" data-end=\"2538\" data-col-size=\"sm\"\u003e✅ Confirmed \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 data-start=\"2540\" data-end=\"2655\"\u003e\u003cspan style=\"color: rgb(240, 10, 10);\"\u003ePLEASE CHECK PART NUMBER BEFORE PURCHASE \u003c\/span\u003e\u003c\/h3\u003e\n\u003ch2 data-start=\"2882\" data-end=\"2895\"\u003eVariants\u003c\/h2\u003e\n\u003cul data-start=\"2896\" data-end=\"2942\"\u003e\n\u003cli data-start=\"2896\" data-end=\"2942\"\u003e\n\u003cp data-start=\"2898\" data-end=\"2942\"\u003e\u003cstrong data-start=\"2898\" data-end=\"2913\"\u003eNo variants\u003c\/strong\u003e (single piece suction pipe).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2944\" data-end=\"2980\"\u003eFAQs \u003c\/h2\u003e\n\u003cp data-start=\"2981\" data-end=\"3217\"\u003e\u003cstrong data-start=\"2981\" data-end=\"3023\"\u003e1) What exactly is this part used for?\u003c\/strong\u003e\u003cbr data-start=\"3023\" data-end=\"3026\"\u003eIt’s the \u003cstrong data-start=\"3035\" data-end=\"3072\"\u003esuction pipe \/ rubber intake hose\u003c\/strong\u003e that connects the \u003cstrong data-start=\"3091\" data-end=\"3126\"\u003eair filter box to the resonator\u003c\/strong\u003e, helping keep the intake path sealed and filtered. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3219\" data-end=\"3518\"\u003e\u003cstrong data-start=\"3219\" data-end=\"3294\"\u003e2) My bike is Classic 350 Reborn \/ Meteor 350 \/ Hunter 350—will it fit?\u003c\/strong\u003e\u003cbr data-start=\"3294\" data-end=\"3297\"\u003eNot confirmed. Those are \u003cstrong data-start=\"3322\" data-end=\"3334\"\u003eJ-Series\u003c\/strong\u003e and use different intake\/airbox layouts. Buy only if your \u003cstrong data-start=\"3393\" data-end=\"3419\"\u003eofficial parts catalog\u003c\/strong\u003e shows \u003cstrong data-start=\"3426\" data-end=\"3452\"\u003e143497\/B (or 143497\/A)\u003c\/strong\u003e for your exact model\/VIN.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3520\" data-end=\"3757\"\u003e\u003cstrong data-start=\"3520\" data-end=\"3571\"\u003e3) What are the symptoms of a bad suction pipe?\u003c\/strong\u003e\u003cbr data-start=\"3571\" data-end=\"3574\"\u003eCommon signs: \u003cstrong data-start=\"3588\" data-end=\"3615\"\u003ecracked\/hardened rubber\u003c\/strong\u003e, loose fit at clamps, slight intake noise, unstable idle, hesitation, and dust traces near joints (symptoms can overlap with other issues).\u003c\/p\u003e\n\u003cp data-start=\"3759\" data-end=\"3983\"\u003e\u003cstrong data-start=\"3759\" data-end=\"3802\"\u003e4) Is 143497\/A different from 143497\/B?\u003c\/strong\u003e\u003cbr data-start=\"3802\" data-end=\"3805\"\u003e143497\/A is listed as the genuine part, and \u003cstrong data-start=\"3849\" data-end=\"3901\"\u003e143497\/B is shown as the replacement part number\u003c\/strong\u003e. Order \u003cstrong data-start=\"3909\" data-end=\"3921\"\u003e143497\/B\u003c\/strong\u003e for current supply. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3985\" data-end=\"4221\"\u003e\u003cstrong data-start=\"3985\" data-end=\"4016\"\u003e5) Can I install it myself?\u003c\/strong\u003e\u003cbr data-start=\"4016\" data-end=\"4019\"\u003eYes for most UCE setups—basic tools, loosen clamps, swap hose, ensure proper seating, and re-tighten. If the airbox boot is misaligned, have a mechanic seat the airbox correctly to prevent repeat leaks.\u003c\/p\u003e","brand":"UNDER THE HOOD","offers":[{"title":"Default Title","offer_id":50892392235303,"sku":null,"price":119.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/royal-enfield-143497b-suction-pipe-bullet-350-uce.png?v=1767691839","url":"https:\/\/underthehood.co.in\/products\/royal-enfield-suction-pipe-air-filter-resonator-hose-143497b-bullet-350-classic-350","provider":"UNDER THE HOOD","version":"1.0","type":"link"}