FMF KTM 85/105/YZ65 O-RING REBUILD KIT

FMF Pipe Spring & O-Ring Kit – Tight Seal, Reliable Performance

Keep your exhaust system dialed in with the FMF Pipe Spring & O-Ring Kit. Designed to replace worn or damaged springs and O-rings, this kit helps restore a proper seal between your pipe and cylinder—eliminating exhaust leaks, reducing vibration, and maintaining peak engine performance.

Perfect for regular maintenance or installing a new FMF pipe, these high-quality components are built to handle the heat and pressure of serious riding. A simple fix that makes a big difference.