Please Note:Pipe spring kit includes 2 springs and 2 O-rings.
Product Description
Ensure a tight, leak-free seal on your 2-stroke exhaust system with the FMF Pipe Spring and O-Ring Kit. Designed as a direct replacement kit, it helps prevent exhaust dross leaks and maintains proper expansion chamber tension.
Each kit comes complete with the necessary high-durability springs and rubber O-rings to service your expansion chamber connection perfectly.
Top Features: FMF Pipe Spring/O-Ring Kit
Replacement spring and O-rings kit for exhaust pipe.
Includes 2 durable springs and 2 high-temperature O-rings.
Maintains secure connection and prevents exhaust leaks at the cylinder.
Please review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.
Fitment List
Year Range
Vehicle Brand
Vehicle Model & Sub-Model
1999-2026
Yamaha
YZ250
Frequently Asked Questions
Q: What is included in the FMF pipe spring kit? A: Each kit includes 2 springs and 2 O-rings.
Q: What material are the components made of? A: The kit combines durable rubber O-rings and steel springs designed for off-road riding conditions.
Expert Pro-Tip: Always replace your exhaust O-rings whenever you pull your expansion chamber. Old, flattened O-rings lose their seal and can cause oil leaks and performance loss around the exhaust port.
At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. We pride ourselves on great customer service, and every item ships FAST - straight to your door.
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