{"product_id":"grehua-28mm-exhaust-muffler-kit-for-50-125cc-dirt-bikes-complete-metal-replacement-with-heat-shield","title":"GREHUA 28mm Exhaust Muffler Kit for 50-125cc Dirt Bikes — Complete Metal Replacement with Heat Shield","description":"\u003cp\u003e\u003cstrong\u003eGREHUA 28mm Exhaust Muffler Kit is a complete replacement exhaust system designed to fit many 50–125cc pit and dirt bikes, providing durable metal construction and a 28mm inlet for straightforward installation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit includes a muffler, header pipe, mounting hardware and a heat shield wrap so you get a ready-to-install assembly for compatible pit bikes and small dirt bikes. Built from high-quality metal with professional welding, the GREHUA kit aims to deliver a reliable, OEM-replacement style part for common Chinese and Japanese small-displacement motorcycle models.\u003c\/p\u003e\n\n\u003ch3\u003eWhich motorcycles will this 28mm muffler fit?\u003c\/h3\u003e\n\u003cp\u003eThe GREHUA muffler is engineered for broad compatibility across 50cc to 125cc platforms that use a 28mm inlet. It lists fitment with multiple models including SSR110, SSR125 and common pit-bike brands, but it is not compatible with all variants (for example, not for Apollo RFZ 125 or some Honda models).\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnection head inside diameter: 28mm (1.1\") — confirm your header size before ordering.\u003c\/li\u003e\n  \u003cli\u003eCommon fits: CRF50\/CRF50F, XR50, SSR110, SSR125, Taotao ATK125A, Apollo 110cc (check model specifics).\u003c\/li\u003e\n  \u003cli\u003eAlso fits many Chinese brands: Baja, SDG, TTR, YCF, IMR, BSE, DHZ, Atomik, Kayo, Piranha, Zongshen, Rocketa, Coolster, Lifan and more.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install and what’s included?\u003c\/h3\u003e\n\u003cp\u003eThis kit is sold as a complete assembly so you won’t need to source extra accessories to mount it. Installation is straightforward for anyone familiar with small bike exhaust swaps; basic hand tools and the supplied hardware are usually sufficient.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 1 muffler, 1 exhaust header pipe, 1 metal clip, 1 set of screws, 1 heat shield wrap.\u003c\/li\u003e\n  \u003cli\u003eEye-to-eye length: 45mm (1.77\") — check mounting points for fitment.\u003c\/li\u003e\n  \u003cli\u003eRecommended: inspect exhaust gaskets and use anti-seize on bolts during installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and build quality can I expect?\u003c\/h3\u003e\n\u003cp\u003eGREHUA uses quality metal and professional welding on this muffler kit, designed for durability under normal riding conditions. The finish resists routine wear; the included heat shield wrap helps protect surrounding components and reduce heat transfer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstruction: heavy-gauge metal body with welded seams for structural strength.\u003c\/li\u003e\n  \u003cli\u003eHeat protection: supplied heat shield wrap to reduce radiated heat and protect plastics.\u003c\/li\u003e\n  \u003cli\u003eComplete unit: sold as a full assembly rather than individual parts, reducing fitment guesswork.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this change how my bike performs or sounds?\u003c\/h3\u003e\n\u003cp\u003eThe GREHUA muffler is intended as a replacement part and may slightly alter exhaust tone and backpressure compared to the original. It’s not marketed as a high-performance aftermarket silencer; changes in sound and throttle response depend on your bike’s current setup and tuning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTone: expect a modified exhaust note relative to stock, subject to bike and header routing.\u003c\/li\u003e\n  \u003cli\u003ePerformance: any gains or losses depend on overall exhaust and intake condition; no guaranteed power improvements.\u003c\/li\u003e\n  \u003cli\u003eTuning: if precise performance is required, consider carburetor or ECU adjustments after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This GREHUA 28mm Exhaust Muffler Kit is aimed at owners of 50cc–125cc pit bikes and small dirt bikes who need a direct, durable replacement exhaust assembly. Choose this kit if your bike accepts a 28mm inlet, you want a complete hardware package for straightforward installation and you prefer a robust welded-metal construction rather than piecing together separate components. If you’re unsure about fitment, compare the supplied dimensions to your bike’s header and mounting points or contact the seller for help.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this muffler fit my SSR125?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the GREHUA 28mm kit lists compatibility with SSR125. Confirm your bike uses a 28mm inlet and matches the mounting points before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What hardware is included with the exhaust kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes the muffler, exhaust header, metal clip, a set of screws, and a heat shield wrap for installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GREHUA","offers":[{"title":"Default Title","offer_id":48081340956830,"sku":"B09V6NQQ5R","price":73.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/grehua-muffler-front-profile.jpg?v=1785799836","url":"https:\/\/northtrailauto.ca\/products\/grehua-28mm-exhaust-muffler-kit-for-50-125cc-dirt-bikes-complete-metal-replacement-with-heat-shield","provider":"North Trail Auto","version":"1.0","type":"link"}