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FMF Factory Fatty Expansion Chamber Pipe — KTM / Husqvarna / GasGas 85/105 SX Big Bore (KTM), TC85/TC105 (Husqvarna), MC85/MC105 (GasGas) 2018–2024
FMF Factory Fatty Expansion Chamber Pipe — KTM / Husqvarna / GasGas 85/105 SX Big Bore (KTM), TC85/TC105 (Husqvarna), MC85/MC105 (GasGas) 2018–2024
Regular price
$269.99 USD
Regular price
Sale price
$269.99 USD
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Laramie, Wyoming
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Pipe-tuned for stronger pull through the low-to-mid range, where most trail and track riding happens.
Fits: KTM / Husqvarna / GasGas 85/105 SX Big Bore (KTM), TC85/TC105 (Husqvarna), MC85/MC105 (GasGas) 2018–2024.
Why riders pick it:
- Precision-tuned expansion chamber reshapes the power curve for a broader spread of usable power
- Works with your stock silencer or a matching FMF silencer
- Direct bolt-on installation, no tuning required
⚠️ For closed-course competition / off-road use only — not legal for street use in some states. Confirm your local regulations.
Not sure it fits your bike? Send us your year and model and we'll confirm.
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