FMF Factory Fatty Front Pipe – Fits KTM SX144 (2007–2008)
Performance Meets Craftsmanship – Inspired by Factory Racing Heritage
Unlock the full potential of your KTM SX144 with the FMF Factory Fatty Front Pipe – a premium, race-inspired exhaust upgrade designed for riders who demand power, precision, and performance. Modeled after the iconic “works” or cone pipes used by elite factory teams, the Factory Fatty offers the perfect combination of cutting-edge engineering and old-school craftsmanship to deliver serious horsepower gains and improved rideability across the board.
Why Choose the FMF Factory Fatty?
The Factory Fatty isn’t just another performance pipe—it’s a tribute to FMF’s long-standing legacy in motocross and off-road racing. Every detail, from the materials used to the handcrafted seams, is engineered to maximize power delivery while ensuring a refined and responsive riding experience.
Whether you're racing motocross, hitting the track, or tearing through off-road trails, the Factory Fatty provides increased horsepower across the entire RPM range, with more usable torque down low, stronger midrange pull, and a noticeable increase in over-rev for those wide-open sections.
Key Features & Technical Specs
✅ Broad Power Gains
Designed to smooth out the power curve and deliver strong performance throughout the RPM range—ideal for both aggressive track riding and technical trail work.
✅ Premium Materials
20-gauge steel body for a lightweight yet durable structure
19-gauge steel header section for added strength in high-stress areas
This combination helps optimize performance while maintaining resistance to dents, fatigue, and heat-related wear.
✅ Hand-Crafted Quality
Each pipe features hand-pounded seams and expertly welded joints to promote smooth exhaust flow and minimize turbulence—critical for achieving peak performance.
✅ Works-Style Aesthetic
The raw steel finish and factory-style cone-shaped design give your bike a true race-team look, standing out in both appearance and function.
✅ Bolt-On Fitment
Engineered for easy installation on the KTM SX144 model years 2007 to 2008, with no modifications required. A straightforward performance upgrade that delivers instant results.
Who Is This For?
The Factory Fatty is a must-have for serious riders looking to enhance the performance and responsiveness of their 2-stroke machine. Whether you’re racing competitively, fine-tuning your bike for better trail control, or just want to experience the thrill of improved power delivery, this pipe is designed for you.
Backed by FMF’s decades of racing experience, this pipe delivers championship-level performance and craftsmanship you can feel every time you twist the throttle.
Add the FMF Factory Fatty Front Pipe to your build and experience the difference of true race-inspired engineering. Power, torque, and quality—built to perform.
FMF-025076 1
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Returns policy
You can return or exchange any new, unused and unaltered item within 14 business days of receipt of your item.
If you are not 100% satisfied with your purchase, you can return your order for a full refund
(minus any initial postage costs) to your original payment method.
Products must be in new, un-used condition and include the original box and/or packaging with all tags included. Once your return
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Customer is responsible for shipping items back to us with the method/carrier of their choice. All shipments must be paid for.
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customers be patient as sometimes this process can take longer than any of us would like!
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