What kind of performance improvements can I expect from the FMF Fatty Pipe?

The Fatty Pipe is designed to broaden your engine's powerband, leading to noticeable increases in power throughout the RPM range. You can also expect improved throttle response and enhanced over-rev capability.

Does this pipe come with everything I need for installation?

Yes, the pipe includes the necessary O-rings to help ensure a proper seal during installation. The Tru-Flo stamping process is also designed to ensure it fits right onto your motorcycle.

Is this pipe compatible with my stock muffler?

While the Fatty Pipe is designed to work with your stock muffler, for optimal performance gains, it's often recommended to pair it with a compatible aftermarket muffler. Please check manufacturer recommendations for specific pairings.

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FMF Racing Kawasaki KX250 2001-02 Fatty Pipe

Specifications

Brand: FMF Racing
Part #: 022006

FMF Racing Kawasaki KX250 2001-02 Fatty Pipe

Name: FMF Racing Kawasaki KX250 2001-02 Fatty Pipe
Brand: FMF Racing
SKU: fmf-racing-fmf-racing-kawasaki-kx250-2001-02-fatty-pipe-t14-677515
Price: 363.25 USD
Availability: BackOrder

$363.25

On Backorder — Expected to ship by Apr 28, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2001-2002 Kawasaki KX250. FMF Racing Fatty Pipe improves throttle response and over-rev.

Key Features

Fits 2001-2002 Kawasaki KX250.
FMF Racing's best-selling and most copied pipe.
Broadens the powerband and provides significant increases throughout.
Improves throttle response and enhances over-rev.
Tru-Flo stamping process ensures a perfect fit.
Includes O-rings for installation.

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Fits this vehicle

Kawasaki KX250 2001-2002

Product Details

FMF Racing is well-known for making performance exhaust systems, and their Fatty Pipe is their best-selling model and the most copied pipe out there. If you're looking to get more out of your 2001 or 2002 Kawasaki KX250, this pipe is designed to broaden the powerband and give you noticeable gains across the board.

The Fatty Pipe is built to improve your throttle response, making it feel more immediate, and it also enhances the over-rev capability of your engine. FMF uses a Tru-Flo stamping process, which means this pipe is made to fit right without a lot of fuss. It comes with the necessary O-rings to help ensure a solid seal when you install it.