FMF Factory Fatty Pipe - '02-'18 YZ85 024039

If you're running a YZ85 and want a measurable boost across the entire power band without sacrificing rideability, the FMF Factory Fatty Pipe delivers the kind of refined power curve that factory race teams have relied on for years. This isn't just about peak numbers—you'll feel broader, more usable torque from bottom-end roll-on through top-end over-rev. Built with the same hand-pounded construction and material quality that defines genuine works equipment, it's the upgrade that transforms how your bike accelerates and responds.

• Hand-pounded seams
• 20 gauge steel body
• 19 gauge steel header
• Broadened power curve
• Increased low-end torque
• Enhanced mid-range response
• Improved over-rev capability
• Lightweight construction
• Factory race heritage
• YZ85 ('02–'18) specific
• Bolt-on installation
• Smooth flow transitions