{"product_id":"fmf-041291-factory-4-1-slip-on-muffler-2007-2025-honda-crf150r-anodized-titanium","title":"FMF 041291 Factory 4.1 Slip-On Muffler – 2007–2025 Honda CRF150R - Anodized Titanium","description":"\u003ch2\u003eFMF 041291 Factory 4.1 Slip-On Muffler – 2007–2025 Honda CRF150R - Anodized Titanium\u003c\/h2\u003e\n\u003cdiv class=\"product-template\"\u003e\n\u003cp data-end=\"766\" data-start=\"406\"\u003eExperience championship-level performance with the \u003cstrong data-end=\"499\" data-start=\"457\"\u003eFMF 041291 Factory 4.1 Slip-On Muffler\u003c\/strong\u003e, engineered for the \u003cstrong data-end=\"547\" data-start=\"520\"\u003e2007–2025 Honda CRF150R\u003c\/strong\u003e. Built with lightweight anodized titanium, this high-performance \u003cstrong data-end=\"640\" data-start=\"613\"\u003eFMF Factory 4.1 Muffler\u003c\/strong\u003e delivers \u003cstrong data-end=\"701\" data-start=\"650\"\u003esuperior horsepower across the entire RPM range\u003c\/strong\u003e, offering the perfect blend of power, control, and durability.\u003c\/p\u003e\n\u003cp data-end=\"1214\" data-start=\"768\"\u003eThe \u003cstrong data-end=\"807\" data-start=\"772\"\u003eFMF Factory 4.1 Slip-On Exhaust\u003c\/strong\u003e features advanced \u003cstrong data-end=\"857\" data-start=\"826\"\u003eFactory Forward Engineering\u003c\/strong\u003e, which centralizes mass for improved handling and balance on the track. Riders can further customize performance with \u003cstrong data-end=\"1030\" data-start=\"976\"\u003eoptional tuning inserts and spark arrestor modules\u003c\/strong\u003e. Developed from FMF’s race-proven technology, the Factory 4.1 provides maximum throttle response, crisp power delivery, and an aggressive factory sound that sets your CRF150R apart.\u003c\/p\u003e\n\u003chr data-end=\"1219\" data-start=\"1216\"\u003e\n\u003ch3 data-end=\"1236\" data-start=\"1221\"\u003e\u003cstrong data-end=\"1236\" data-start=\"1225\"\u003eFitment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1267\" data-start=\"1237\"\u003e\u003cstrong data-end=\"1255\" data-start=\"1237\"\u003eHonda CRF150R:\u003c\/strong\u003e 2007–2025\u003c\/p\u003e\n\u003chr data-end=\"1272\" data-start=\"1269\"\u003e\n\u003ch3 data-end=\"1294\" data-start=\"1274\"\u003e\u003cstrong data-end=\"1294\" data-start=\"1278\"\u003eTop Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1387\" data-start=\"1297\"\u003e\n\u003cstrong data-end=\"1343\" data-start=\"1297\"\u003eLightweight anodized titanium construction\u003c\/strong\u003e for superior strength and heat resistance\u003c\/li\u003e\n\u003cli data-end=\"1462\" data-start=\"1390\"\u003e\n\u003cstrong data-end=\"1438\" data-start=\"1390\"\u003eHorsepower improved throughout the RPM range\u003c\/strong\u003e for total power gains\u003c\/li\u003e\n\u003cli data-end=\"1535\" data-start=\"1465\"\u003e\n\u003cstrong data-end=\"1496\" data-start=\"1465\"\u003eFactory Forward Engineering\u003c\/strong\u003e centralizes mass to enhance handling\u003c\/li\u003e\n\u003cli data-end=\"1622\" data-start=\"1538\"\u003e\n\u003cstrong data-end=\"1569\" data-start=\"1538\"\u003eCustomizable tuning options\u003c\/strong\u003e with performance inserts and spark arrestor module\u003c\/li\u003e\n\u003cli data-end=\"1701\" data-start=\"1625\"\u003e\n\u003cstrong data-end=\"1650\" data-start=\"1625\"\u003eRace-developed design\u003c\/strong\u003e built from FMF’s championship-winning technology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1706\" data-start=\"1703\"\u003e\n\u003ch3 data-end=\"1720\" data-start=\"1708\"\u003e\u003cstrong data-end=\"1720\" data-start=\"1712\"\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1888\" data-start=\"1722\"\u003e\u003cstrong data-end=\"1793\" data-start=\"1722\"\u003eQ: Does the FMF Factory 4.1 Slip-On improve performance over stock?\u003c\/strong\u003e\u003cbr data-end=\"1796\" data-start=\"1793\"\u003eA: Yes, it increases horsepower and torque throughout the powerband while reducing weight.\u003c\/p\u003e\n\u003cp data-end=\"2047\" data-start=\"1890\"\u003e\u003cstrong data-end=\"1940\" data-start=\"1890\"\u003eQ: Can I add a spark arrestor to this muffler?\u003c\/strong\u003e\u003cbr data-end=\"1943\" data-start=\"1940\"\u003eA: Absolutely. The Factory 4.1 is compatible with FMF’s spark arrestor module for off-road compliance.\u003c\/p\u003e\n\u003cp data-end=\"2195\" data-start=\"2049\"\u003e\u003cstrong data-end=\"2117\" data-start=\"2049\"\u003eQ: Is the FMF Factory 4.1 Slip-On easy to install on my CRF150R?\u003c\/strong\u003e\u003cbr data-end=\"2120\" data-start=\"2117\"\u003eA: Yes, it’s a direct bolt-on fit for all 2007–2025 Honda CRF150R models.\u003c\/p\u003e\n\u003chr data-end=\"2200\" data-start=\"2197\"\u003e\n\u003cp data-end=\"2325\" data-start=\"2202\"\u003e\u003cstrong data-end=\"2325\" data-start=\"2202\"\u003eMoto-House MX – Choice of Champions – is located in Clermont\/Montverde, FL. The best motocross shop in Central Florid.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":43220386021459,"sku":"041291","price":449.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/fmf-041291-factory-41-slip-on-muffler-20072025-honda-crf150r-anodized-titanium-4973970.png?v=1762725326","url":"https:\/\/motohousemx.com\/products\/fmf-041291-factory-4-1-slip-on-muffler-2007-2025-honda-crf150r-anodized-titanium","provider":"Moto-House MX","version":"1.0","type":"link"}