Keep your two-stroke running at peak performance with the Moto-House MX Exhaust Seal Kit (MX-02037), designed for compatibility with the Yamaha YZ125 (2001–2025) and YZ125X (2020–2025). This comprehensive kit includes everything you need to restore a proper exhaust seal and eliminate power-robbing leaks. The kit contains a rubber exhaust boot, stainless steel exhaust springs, O-rings, and sealing rings — all the essential components for a complete exhaust joint service. Whether you're prepping for race day or performing routine maintenance, this kit delivers a reliable, leak-free fit that helps maintain proper exhaust flow and engine efficiency. Precision-engineered to meet OEM specifications, each component is built to withstand the heat and vibration demands of motocross riding. Installation is straightforward, making it a great choice for both professional mechanics and home garage wrenchers. Trust Moto-House MX to supply quality powersports parts that keep your machine running strong lap after lap. COMPATIBLE MODELS: Fits YZ125 (2001-2025) and YZ125X (2020-2025) dirt bikes for a precise, reliable fit. COMPLETE KIT: Includes exhaust seal, o-rings, sealing rings, and springs for a full exhaust system rebuild. SECURE SEAL: Designed to prevent exhaust leaks, ensuring optimal engine performance and power delivery. QUALITY CONSTRUCTION: Built to withstand the high heat and vibration demands of motocross and off-road riding. EASY REPLACEMENT: Kit provides all necessary components to restore your exhaust connection to like-new condition. Color Black, Silver Pressure 14.5 Set Name MotoMXHouse Exhaust Seal Kit Mx-02037 Brand Name MOTOMXHOUSE Item Shape Round Unit Count 7.0 Count Part Number MX-02037 Manufacturer Moto-house Mx Material Type Alloy Steel, Rubber,Springs, O-Ring, Steel Item Thickness 0.1 Inches Upper Temperature Rating 300 Degrees Fahrenheit