The FMF Megabomb Stainless Steel Header is designed to deliver a significant performance upgrade for select KTM and GasGas motocross and cross-country motorcycles. Representing the next evolution in FMF PowerBomb technology, this Megabomb header is engineered to improve power throughout the engine's operating range while providing a durable replacement for the original exhaust header. Manufacturer part number 045624 and vendor part number 045624 identify this application-specific FMF exhaust component.
Constructed from extremely lightweight materials, the FMF Megabomb helps reduce unnecessary exhaust weight without sacrificing the strength required for demanding off-road use. Its stainless steel construction provides reliable durability in racing, trail, and practice environments. The tuned Megabomb design supports responsive engine performance and substantial power increases across the usable powerband, making it a practical choice for riders seeking improved acceleration and overall exhaust efficiency.
Fitment: This FMF Megabomb header fits 2019-2021 KTM 450 SX-F models, 2019-2022 KTM 450 XC-F models, and 2021-2022 GasGas MC 450F models. Verify the motorcycle model and model year before installation to ensure proper fitment. The FMF brand and 045624 part number should be used when matching this header with compatible exhaust system components.
Features:
- PowerBomb evolution: Megabomb technology is the next evolution in FMF PowerBomb header design.
- Broad power increase: Engineered to provide substantial power increases throughout the engine's operating range.
- Lightweight construction: Built from extremely lightweight materials to help reduce exhaust-system weight.
- Stainless steel durability: Provides dependable strength for motocross, cross-country, and off-road riding.
- Application-specific fitment: Fits select KTM 450 SX-F, KTM 450 XC-F, and GasGas MC 450F models from 2019 through 2022.
Fitment:
2018 Husqvarna FC 450
2018 Husqvarna FC 450 Rockstar Edition
2018 Husqvarna FE 450
2018 KTM 450 SX-F
2018 KTM 450 SX-F Factory Edition
2019 Husqvarna FC 450
2019 Husqvarna FE 450
2019 Husqvarna FX 450
2019 KTM 450 SX-F
2019 KTM 450 XC-F
2020 Husqvarna FC 450
2020 Husqvarna FE 450
2020 Husqvarna FX 450
2020 KTM 450 SX-F
2020 KTM 450 XC-F
2021 Gas-Gas EX 450F
2021 Gas-Gas MC 450F
2021 Husqvarna FC 450
2021 Husqvarna FE 450
2021 Husqvarna FX 450
2021 KTM 450 SX-F
2021 KTM 450 XC-F
2022 Gas-Gas EX 450F
2022 Gas-Gas MC 450F
2022 Husqvarna FC 450
2022 Husqvarna FE 450
2022 Husqvarna FX 450
2022 KTM 450 SX-F
2022 KTM 450 XC-F
2023 Gas-Gas EX 450F
2023 Gas-Gas MC 450F