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Free standard shipping on orders over $99
Estimated to be delivered on 12/01/2022 - 15/10/2022.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
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Unleash the full potential of your KTM motorcycle with the FMF Factory Fatty Expansion Chamber A42005907001. Built with extra strong sheet steel, this expansion chamber is designed to withstand the rigours of intense racing.
Featuring an untreated surface, the FMF Factory Fatty Expansion Chamber showcases a raw and rugged aesthetic that complements its high-performance capabilities. Get ready to turn heads with its uncompromising race look.
Experience a significant boost in power with higher maximum power and increased speed. The FMF Factory Fatty Expansion Chamber optimizes exhaust flow, allowing your bike to perform at its best on the track or trails.
Enjoy a full and aggressive sound that sets your motorcycle apart from the rest. This expansion chamber delivers an exhilarating auditory experience, making a statement wherever you ride.
With improved power delivery, you can expect enhanced throttle response and acceleration. The FMF Factory Fatty Expansion Chamber ensures that you have the performance and responsiveness you need to push the limits.
For the ultimate performance upgrade, we recommend combining the FMF Factory Fatty Expansion Chamber with a compatible FMF silencer. This combination creates a seamless and perfectly matched system, maximizing power and efficiency.
Upgrade your KTM motorcycle with the FMF Factory Fatty Expansion Chamber A42005907001. Its extra strong sheet steel construction, untreated surface, higher maximum power, increased speed, full sound, and better power delivery will elevate your riding experience. Complete the package with an FMF silencer for unmatched performance. Get ready to dominate the competition with its uncompromising race look.
Recommended to be used in combination with FMF Titanium Powercore 2.1 Silencer A42005979003
This is compatible with the following KTM motorcycle models:
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You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
| Drostique | Nam tempus turpis at metus scelerisque placerat nulla deumantos |
| Pharetro Lorem | Pellentesque diam dolor elementum etos lobortis des mollis |
| Milancelos | Donec pretium egestas sapien et mollis |
| Pellentesque | Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras |
| Proin Molestie | Pellentesque diam dolor elementum etos lobortis des mollis |
| Cosmopolis | Donec pretium egestas sapien et mollis |
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