The FMF Factory Fatty Pipe is designed to deliver an all-around power increase throughout the engine’s power range for youth motocross applications. Manufactured by FMF and identified by manufacturer part number 025198, this performance exhaust pipe is engineered for riders seeking responsive, usable power across a broad range of riding conditions. The Factory Fatty model combines FMF performance development with a durable construction suited to demanding off-road use.
All pipes are electro-nickel plated for a non-chip finish that resists discoloration during regular riding and maintenance. The Factory pipe is the exception, featuring hand-pounded welds and no coating for an appearance and construction style inspired by works race bikes. This finish highlights the pipe’s race-oriented design while maintaining the performance characteristics expected from FMF exhaust components.
Feature: All-around power increase throughout the power range
Feature: Factory Fatty performance exhaust design
Feature: Electro-nickel-plated finish on applicable FMF pipes for chip resistance and color stability
Feature: Factory-style hand-pounded welds
Feature: Uncoated Factory pipe finish modeled after works bikes
The FMF Factory Fatty Pipe fits 2016-2021 KTM 65 SX models and 2017-2020 Husqvarna TC 65 models. Verify the motorcycle model and year before installation to ensure proper fitment. The brand is FMF, the model is Factory Fatty, the manufacturer part number is 025198, and the vendor part number is 78-1526F.
Features:
- All-around power increase throughout the power range
- Factory Fatty performance exhaust design
- Electro-nickel-plated finish on applicable FMF pipes for chip resistance and color stability
- Factory-style hand-pounded welds
- Uncoated Factory pipe finish modeled after works bikes
- Fits 2016-2021 KTM 65 SX models
- Fits 2017-2020 Husqvarna TC 65 models
Fitment:
2016 KTM 65 SX
2017 Husqvarna TC 65
2017 KTM 65 SX
2018 Husqvarna TC 65
2018 KTM 65 SX
2019 Husqvarna TC 65
2019 KTM 65 SX
2020 Husqvarna TC 65
2020 KTM 65 SX
2021 Gas-Gas Mc 65
2021 Husqvarna TC 65
2021 KTM 65 SX
2022 Gas-Gas Mc 65
2022 Husqvarna TC 65
2022 KTM 65 SX
2023 Gas-Gas Mc 65
2023 Husqvarna TC 65
2023 KTM 65 SX
2024 Gas-Gas Mc 65