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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
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Description
FMF Nickel Fatty Expansion Chamber - KTM/Husq 2023+ Two-Stroke 250/300 SX/XCFMF FATTY EXPANSION CHAMBER Details: Extra strong sheet steel Nickel plated surface Full sound Better power delivery Combination with FMF silencer recommended Fitment: KTM 250 SX 23 24 250 XC 23 24 300 SX 23 24 300 XC 23 24 Husqvarna TC 250 23 24 TX 300 23 24
FMF FATTY EXPANSION CHAMBER
Details:
- Extra strong sheet steel
- Nickel-plated surface
- Full sound
- Better power delivery
- Combination with FMF silencer recommended
Fitment:
- KTM
- 250 SX 23-24
- 250 XC 23-24
- 300 SX 23-24
- 300 XC 23-24
- Husqvarna
- TC 250 23-24
- TX 300 23-24
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 30 reviews
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Product Reviews
★★★★★ 5
Good stuff, fair price.
Configuration: 4-Stroke, Size: 1 GA
Great full synthetic marine oil at a very fair price.
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Reviewed in the United States on December 12, 2025
★★★★★ 5
Top notch.
Configuration: 2-Stroke, Size: 1 GA, Case of 3
It’s Valvoline so it’s quality. Very little smoke and a smooth running outboard.
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Reviewed in the United States on May 4, 2026
★★★★★ 5
works perfect
Configuration: 4-Stroke, Size: 1 GA
i bought to maintain mowers
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Reviewed in the United States on December 28, 2025
★★★★★ 5
good value
Configuration: 4-Stroke, Size: 1 GA
good value and marine rating on the lable
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Reviewed in the United States on April 26, 2026
★★★★★ 5
Will buy again!
Configuration: 4-Stroke, Size: 1 GA, Configuration: 4-Stroke, Size: 1 GA
This is my second time using this oil to service my 2022 Mercury 90 outboard. Excellent oil! Engine runs extremely smooth. The jug was very easy to pour from. No smoke from the engine.
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Reviewed in the United States on March 18, 2026