{"product_id":"arrow-thunder-alluminio-dark-52510aon-aprilia-rx-sx-125","title":"Arrow Thunder Aluminium Dark 52510AON – Aprilia RX\/SX 125 (2021-2024) Homologated","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;\"\u003e\n    The \u003cstrong\u003eArrow Thunder Dark Aluminium silencer\u003c\/strong\u003e (code 52510AON) is a slip-on exhaust from Arrow's Off-Road Thunder line, specifically designed for \u003cstrong\u003eAprilia RX 125\u003c\/strong\u003e and \u003cstrong\u003eSX 125\u003c\/strong\u003e models from 2021 to 2024. It features an aluminium body with a Dark finish (black anodised), a stainless steel end cap, a removable db-killer, and ECE Euro 5 homologation for road use. Weighing only 2.43 kg, it comes complete with a link pipe, bolts, and all necessary mounting hardware.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003e✓ Key Features\u003c\/h3\u003e\n  \u003cul style=\"font-size:15px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eECE Euro 5 Homologated\u003c\/strong\u003e – legal for road use with db-killer inserted\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDark Aluminium body\u003c\/strong\u003e – black anodised finish, durable and aggressive\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStainless steel end cap\u003c\/strong\u003e – durability and corrosion resistance\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWeight 2.43 kg\u003c\/strong\u003e – significant weight saving compared to the original exhaust\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemovable db-killer\u003c\/strong\u003e – allows for a freer sound (track use only)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRhomboid section\u003c\/strong\u003e – characteristic Arrow design, compact and aerodynamic\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete mounting kit\u003c\/strong\u003e – link pipe, bolts, and hardware included\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMade in Italy\u003c\/strong\u003e – produced by Arrow Special Parts S.p.A., San Giustino (PG)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eArrow Special Parts\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e52510AON\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eLine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eThunder Off-Road\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSingle slip-on silencer\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eBody material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eDark Aluminium (black anodised)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eEnd cap material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eInternal material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eLink pipe material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eFrame mounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eWelded bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eBody length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e350 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eInlet diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutlet diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCO sensor plug\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eLambda sensor plug\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDb-Killer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes, removable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2.43 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHomologation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eECE Euro 5 (with db-killer inserted)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eEAN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e8019799119604\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003cdiv style=\"background:#fff3cd;border-left:4px solid #ffc107;padding:14px;margin:20px 0;border-radius:4px;\"\u003e\n    \u003cstrong\u003e⚠️ Important notes:\u003c\/strong\u003e\u003cbr\u003e\n    • ECE Euro 5 homologation is valid \u003cstrong\u003eonly with the db-killer inserted\u003c\/strong\u003e. Removing the db-killer renders the exhaust non-homologated for public road use (track\/private areas only).\u003cbr\u003e\n    • The silencer is supplied \u003cstrong\u003ecomplete with a link pipe, bolts, and mounting hardware\u003c\/strong\u003e. No additional connectors are required for basic installation.\u003cbr\u003e\n    • Installation difficulty: intermediate. Installation by a specialized workshop is recommended for correct tightening and checking of gas seals.\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eVehicle Compatibility\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003ctr style=\"background:#e63946;color:#fff;\"\u003e\n      \u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eBrand\u003c\/th\u003e\n      \u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n      \u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eYears\u003c\/th\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAprilia\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRX 125\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2021 – 2024\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAprilia\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSX 125\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2021 – 2024\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eRecommended Accessories\u003c\/h3\u003e\n  \u003cul style=\"font-size:15px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eArrow racing header pipe\u003c\/strong\u003e (if available for RX\/SX 125) – for maximum track performance, not road legal.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color:#1a1a1a;border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eWho is it perfect for?\u003c\/h3\u003e\n  \u003cp style=\"font-size:15px;\"\u003e\n    The Thunder Dark Aluminium is perfect for Aprilia RX or SX 125 owners who want to improve aesthetics and sound while maintaining road legality. It's ideal for both enduro riders looking to lighten their bike with an aggressive look and those who use the SX 125 in urban settings and wish to stand out with an unmistakable rhomboid-designed Arrow silencer. Excellent balance of performance, weight, and price.\n  \u003c\/p\u003e\n\n  \u003cdiv style=\"background:#f0f7f0;border-left:4px solid #28a745;padding:14px;margin:20px 0;border-radius:4px;\"\u003e\n    \u003cstrong\u003e🛡️ Warranty and Quality\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eOriginal Arrow Special Parts S.p.A.\u003c\/strong\u003e product, 100% Made in Italy. Moon Bike S.r.l. is an authorized Arrow dealer based in Cercola (NA). All exhausts are covered by the manufacturer's warranty and comply with current European regulations.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Arrow","offers":[{"title":"Default Title","offer_id":57068709642588,"sku":"52510AON","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3660\/0668\/files\/Arrow_Thunder_Alluminio_Dark_52510AON__Aprilia_RXSX_125_2021-2024_Omologato_page1.png?v=1775816283","url":"https:\/\/www.moonbikesrl.it\/en-us\/products\/arrow-thunder-alluminio-dark-52510aon-aprilia-rx-sx-125","provider":"Moon Bike S.r.l.","version":"1.0","type":"link"}