{"product_id":"royal-enfield-meteor-350-fireball-black-silencer-rlx00518-b-old-square-cat","title":"Royal Enfield Meteor 350 Fireball Black Silencer Old Square CAT RLX00518\/B","description":"\u003ch1\u003eRoyal Enfield Meteor 350 Fireball Black Silencer – Old Square CAT System RLX00518\/B\u003c\/h1\u003e\n\u003cp\u003eReplace a damaged or failed original rear muffler with genuine Royal Enfield \u003cstrong\u003eRLX00518\/B\u003c\/strong\u003e. Factory-described as \u003cstrong\u003eSilencer Assembly – HR Black\u003c\/strong\u003e, this black stock silencer is used on compatible Meteor 350 Fireball motorcycles equipped with the early exhaust layout that has a separate square catalyst box.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCritical fitment check:\u003c\/strong\u003e This silencer is not for every Meteor 350. Confirm that the motorcycle has the factory black exhaust and the old-style square CAT box system. Later Meteor 350 systems without the square box use the different RLX01296 silencer family.\u003c\/p\u003e\n\n\u003ch2\u003eWhat This Product Is\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Royal Enfield rear silencer \/ muffler assembly\u003c\/li\u003e\n\u003cli\u003eExact part number: \u003cstrong\u003eRLX00518\/B\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFactory description: \u003cstrong\u003eSILENCER ASSEMBLY – HR BLACK\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlack-finish stock replacement silencer\u003c\/li\u003e\n\u003cli\u003eFor catalogue-matched Meteor 350 Fireball black-exhaust applications\u003c\/li\u003e\n\u003cli\u003eDesigned for the old-style system with a separate square catalyst box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal factory replacement rather than an aftermarket free-flow exhaust\u003c\/li\u003e\n\u003cli\u003eModel-correct black finish for compatible Meteor 350 Fireball motorcycles\u003c\/li\u003e\n\u003cli\u003eMaintains factory-style mounting and exhaust routing when correctly matched\u003c\/li\u003e\n\u003cli\u003eSuitable for replacing a dented, rust-damaged, internally failed or accident-damaged silencer\u003c\/li\u003e\n\u003cli\u003eRetains stock-type sound character when installed with the correct original exhaust system\u003c\/li\u003e\n\u003cli\u003eNo performance or loud-sound modification is claimed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eConfirmed Compatibility\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMotorcycle\u003c\/th\u003e\n\u003cth\u003eRequired Exhaust Configuration\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003cth\u003eVerification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoyal Enfield Meteor 350 Fireball\u003c\/td\u003e\n\u003ctd\u003eFactory black exhaust with old-style separate square CAT box\u003c\/td\u003e\n\u003ctd\u003eConfirmed\u003c\/td\u003e\n\u003ctd\u003eVIN catalogue or removed silencer must specify RLX00518\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeteor 350 Fireball BS6 \/ Euro 5-era\u003c\/td\u003e\n\u003ctd\u003eEarly square-box catalyst layout\u003c\/td\u003e\n\u003ctd\u003eConfiguration dependent\u003c\/td\u003e\n\u003ctd\u003eDo not order by registration year alone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eRoyal Enfield used more than one exhaust layout within the Meteor 350 production range. Visual inspection of the catalyst arrangement and exact part-number confirmation are mandatory.\u003c\/p\u003e\n\n\u003ch2\u003eNot Compatible \/ Do Not Assume Fitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLater Meteor 350 with the new-style CAT system without the square catalyst box\u003c\/li\u003e\n\u003cli\u003eMeteor 350 applications specifying RLX01296 or another silencer reference\u003c\/li\u003e\n\u003cli\u003eStellar, Supernova or Aurora variants with factory chrome exhaust\u003c\/li\u003e\n\u003cli\u003eClassic 350 Reborn, Bullet 350 J-Series or Hunter 350\u003c\/li\u003e\n\u003cli\u003eHimalayan, Scram, Guerrilla or any 450 model\u003c\/li\u003e\n\u003cli\u003eInterceptor 650, Continental GT 650, Super Meteor 650 or other 650 models\u003c\/li\u003e\n\u003cli\u003eAftermarket exhaust pipes, decat pipes or custom mounting arrangements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat You Will Receive\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1 × Genuine Royal Enfield Black Silencer Assembly – RLX00518\/B\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is for the rear silencer\/muffler assembly only. Factory packaging and minor appearance details may reflect production revision, but the supplied part number must be RLX00518\/B.\u003c\/p\u003e\n\n\u003ch2\u003eNot Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront exhaust\/header pipe\u003c\/li\u003e\n\u003cli\u003eSquare catalyst box or catalytic-converter conversion kit\u003c\/li\u003e\n\u003cli\u003eSilencer guard \/ heat shield\u003c\/li\u003e\n\u003cli\u003eExhaust-pipe guard\u003c\/li\u003e\n\u003cli\u003eClamp, joint seal, gasket, mounting plate or dampers\u003c\/li\u003e\n\u003cli\u003eOxygen sensor, bolts, nuts or installation labour\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated Exhaust Parts\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003cth\u003eImportant Difference\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRLX00518\/B\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack silencer assembly\u003c\/td\u003e\n\u003ctd\u003eThis listing; old square-CAT Meteor Fireball system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRLX01296\/A\u003c\/td\u003e\n\u003ctd\u003eBlack silencer assembly\u003c\/td\u003e\n\u003ctd\u003eLater new-style CAT system; do not interchange by appearance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRLX00517\/B\u003c\/td\u003e\n\u003ctd\u003eChrome silencer assembly\u003c\/td\u003e\n\u003ctd\u003eChrome-finish Meteor application\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRLX00513\/B\u003c\/td\u003e\n\u003ctd\u003eBlack exhaust pipe assembly\u003c\/td\u003e\n\u003ctd\u003eSeparate front pipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRLX00514\/C\u003c\/td\u003e\n\u003ctd\u003eBlack square CAT box assembly\u003c\/td\u003e\n\u003ctd\u003eSeparate catalyst component\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRLX00491\u003c\/td\u003e\n\u003ctd\u003eBlack silencer guard\u003c\/td\u003e\n\u003ctd\u003eSeparate heat shield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRLX00875\u003c\/td\u003e\n\u003ctd\u003eBlack silencer clamp\u003c\/td\u003e\n\u003ctd\u003eSeparate joint clamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e576065\u003c\/td\u003e\n\u003ctd\u003eSilencer-to-pipe seal\u003c\/td\u003e\n\u003ctd\u003eReplace if damaged or required during refitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhen Replacement May Be Required\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSilencer body is dented, cracked or damaged after an accident\u003c\/li\u003e\n\u003cli\u003eMounting points are bent or broken\u003c\/li\u003e\n\u003cli\u003eInternal baffles have failed and produce abnormal rattling\u003c\/li\u003e\n\u003cli\u003eCorrosion or physical damage has created an exhaust leak\u003c\/li\u003e\n\u003cli\u003eThe original black finish and assembly require factory-correct restoration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAbnormal noise can also come from a loose guard, failed joint seal, clamp, catalyst box, mounting damper or header gasket. Diagnose the complete system before ordering the silencer.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Details\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRLX00518\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFactory Description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilencer Assembly – HR Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRear exhaust silencer \/ muffler assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed Motorcycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMeteor 350 Fireball\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRequired System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOld-style exhaust with separate square CAT box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne silencer assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew genuine replacement part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePre-Purchase Checklist\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eConfirm the full part number is RLX00518\/B.\u003c\/li\u003e\n\u003cli\u003eConfirm the motorcycle is a Meteor 350 Fireball with black exhaust.\u003c\/li\u003e\n\u003cli\u003eLook underneath the motorcycle and identify the old separate square CAT box.\u003c\/li\u003e\n\u003cli\u003eDo not select the part only by model year or silencer colour.\u003c\/li\u003e\n\u003cli\u003eCheck whether the existing silencer carries the same number or catalogue reference.\u003c\/li\u003e\n\u003cli\u003eConfirm the fault is in the silencer, not the shield, clamp, seal or catalyst box.\u003c\/li\u003e\n\u003cli\u003eCheck whether any fitting hardware must be ordered separately.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eInstallation Note\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAllow the complete exhaust system to cool before removal.\u003c\/li\u003e\n\u003cli\u003eUse a trained motorcycle technician for removal, alignment and tightening.\u003c\/li\u003e\n\u003cli\u003eInspect the clamp, 46 mm joint seal, mounting dampers and fasteners.\u003c\/li\u003e\n\u003cli\u003eReplace damaged sealing components rather than reusing crushed or leaking parts.\u003c\/li\u003e\n\u003cli\u003eAlign the silencer without forcing the mounting bracket or placing stress on the exhaust pipe.\u003c\/li\u003e\n\u003cli\u003eTighten all fasteners to the model-specific workshop-manual torque.\u003c\/li\u003e\n\u003cli\u003eStart the motorcycle and check the joints for leakage, abnormal contact and vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant Return-Prevention Note\u003c\/h2\u003e\n\u003cp\u003eExhaust parts can look similar while using different catalyst layouts, joint positions and mounting hardware. Confirm RLX00518\/B, black finish and the old square-CAT exhaust configuration before ordering.\u003c\/p\u003e\n\u003cp\u003eA correctly supplied silencer is not eligible for return after installation, engine-running marks, heat exposure, scratches, dents, modification or signs of use, subject to applicable law and the current store policy.\u003c\/p\u003e\n\u003cp\u003eRecord one continuous unboxing video showing the sealed parcel, shipping label, Royal Enfield label and complete silencer. Report a wrong, missing or transit-damaged item within 24 hours with the video and original packaging.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e1. What is RLX00518\/B?\u003c\/h3\u003e\u003cp\u003eIt is the genuine black rear silencer assembly for compatible Meteor 350 Fireball motorcycles.\u003c\/p\u003e\n\u003ch3\u003e2. Does it fit every Meteor 350?\u003c\/h3\u003e\u003cp\u003eNo. It is specifically for the old-style exhaust configuration with a separate square catalyst box.\u003c\/p\u003e\n\u003ch3\u003e3. How do I identify the correct exhaust system?\u003c\/h3\u003e\u003cp\u003eInspect underneath the motorcycle for the separate square CAT box and verify RLX00518\/B in the VIN parts catalogue.\u003c\/p\u003e\n\u003ch3\u003e4. Is it suitable for the later straight\/dual-CAT system?\u003c\/h3\u003e\u003cp\u003eNo. Later systems use a different silencer family such as RLX01296.\u003c\/p\u003e\n\u003ch3\u003e5. Is this black or chrome?\u003c\/h3\u003e\u003cp\u003eIt is the HR Black silencer assembly.\u003c\/p\u003e\n\u003ch3\u003e6. Does it fit Meteor 350 Fireball?\u003c\/h3\u003e\u003cp\u003eYes, when the Fireball has the catalogue-matched old square-CAT black exhaust.\u003c\/p\u003e\n\u003ch3\u003e7. Does it fit Meteor Stellar or Supernova?\u003c\/h3\u003e\u003cp\u003eDo not order for factory chrome-exhaust variants; those use a chrome silencer reference where specified.\u003c\/p\u003e\n\u003ch3\u003e8. Does it fit Classic 350 Reborn?\u003c\/h3\u003e\u003cp\u003eNo compatibility is claimed. Classic 350 uses different silencer references.\u003c\/p\u003e\n\u003ch3\u003e9. Does it fit Hunter 350 or Bullet 350?\u003c\/h3\u003e\u003cp\u003eNo. Their exhaust systems and part numbers differ.\u003c\/p\u003e\n\u003ch3\u003e10. Is this a performance exhaust?\u003c\/h3\u003e\u003cp\u003eNo. It is a genuine stock replacement silencer.\u003c\/p\u003e\n\u003ch3\u003e11. Will it make the motorcycle louder?\u003c\/h3\u003e\u003cp\u003eIt is intended to restore factory-type sound when fitted with the correct original exhaust system.\u003c\/p\u003e\n\u003ch3\u003e12. Is the complete exhaust system included?\u003c\/h3\u003e\u003cp\u003eNo. Only the rear silencer assembly is supplied.\u003c\/p\u003e\n\u003ch3\u003e13. Is the square CAT box included?\u003c\/h3\u003e\u003cp\u003eNo. The catalyst box is a separate component.\u003c\/p\u003e\n\u003ch3\u003e14. Is the black heat shield included?\u003c\/h3\u003e\u003cp\u003eNo. Silencer guard RLX00491 is separately identified.\u003c\/p\u003e\n\u003ch3\u003e15. Are the clamp and seal included?\u003c\/h3\u003e\u003cp\u003eDo not assume so. RLX00875 and 576065 are separate service components.\u003c\/p\u003e\n\u003ch3\u003e16. Is the front exhaust pipe included?\u003c\/h3\u003e\u003cp\u003eNo. The front black pipe is separately listed as RLX00513\/B where applicable.\u003c\/p\u003e\n\u003ch3\u003e17. Can a loose heat shield cause silencer noise?\u003c\/h3\u003e\u003cp\u003eYes. Inspect the guard, clamp, dampers and joints before replacing the silencer.\u003c\/p\u003e\n\u003ch3\u003e18. Should the joint seal be replaced?\u003c\/h3\u003e\u003cp\u003eReplace it when crushed, hardened, damaged or leaking.\u003c\/p\u003e\n\u003ch3\u003e19. Who should install this silencer?\u003c\/h3\u003e\u003cp\u003eA trained motorcycle technician should align, seal and tighten the exhaust correctly.\u003c\/p\u003e\n\u003ch3\u003e20. What should be recorded during delivery?\u003c\/h3\u003e\u003cp\u003eMake a continuous unboxing video showing the sealed parcel, label and the silencer from all sides.\u003c\/p\u003e","brand":"Royal Enfield","offers":[{"title":"Default Title","offer_id":51773439967527,"sku":"RLX00518\/B","price":0.0,"currency_code":"INR","in_stock":false}],"url":"https:\/\/underthehood.co.in\/products\/royal-enfield-meteor-350-fireball-black-silencer-rlx00518-b-old-square-cat","provider":"UNDER THE HOOD","version":"1.0","type":"link"}