
FMF Stainless Steel Megabomb Header for 2021-22 Honda CRF450R - 041598
FMF Megabomb Header
- Increases output from stock motor as much as 3hp
- Produces long header torque and short header over-rev
- Made from Premium American Metal materials
- Patent pending design
- Made in the USA
The science behind the Megabomb header may be our greatest engineering accomplishment to date. You can pay an engine builder thousands or bolt on a Megabomb for as much as a 3hp boost! Plus, the megabomb actually reduces noise levels by as much as 1.5dB. The megabomb header will have you pulling holeshots and dusting all the boys on the way up Competition Hill. Simply bolt it on and go faster.
| Product Line | FMF Megabomb Header |
| Part Number | 041598 |
| Fitment Type | Model-Specific Fitment |
| Use Type | |
| Unit Sale Qty | Each |
| Style | |
| Size | |
| Position | |
| Material | Stainless Steel |
| Color | |
| Finish | |
| Exhaust Configuration | 1-into-1 Header Pipe |
| Muffler Size | |
| Muffler End/Tip Style | |
| California Emissions | FALSE |
| Product Disclaimer | |
| Fitment Note | This is used for a single sided exhaust system except part # 014553 |
| Fitment Note | |
| Fitment Note | |
| Fitment Note | |
| Fitment Note |
2022 Honda CRF450R
2021 Honda CRF450R
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
FMF Megabomb Header
- Increases output from stock motor as much as 3hp
- Produces long header torque and short header over-rev
- Made from Premium American Metal materials
- Patent pending design
- Made in the USA
The science behind the Megabomb header may be our greatest engineering accomplishment to date. You can pay an engine builder thousands or bolt on a Megabomb for as much as a 3hp boost! Plus, the megabomb actually reduces noise levels by as much as 1.5dB. The megabomb header will have you pulling holeshots and dusting all the boys on the way up Competition Hill. Simply bolt it on and go faster.
| Product Line | FMF Megabomb Header |
| Part Number | 041598 |
| Fitment Type | Model-Specific Fitment |
| Use Type | |
| Unit Sale Qty | Each |
| Style | |
| Size | |
| Position | |
| Material | Stainless Steel |
| Color | |
| Finish | |
| Exhaust Configuration | 1-into-1 Header Pipe |
| Muffler Size | |
| Muffler End/Tip Style | |
| California Emissions | FALSE |
| Product Disclaimer | |
| Fitment Note | This is used for a single sided exhaust system except part # 014553 |
| Fitment Note | |
| Fitment Note | |
| Fitment Note | |
| Fitment Note |
2022 Honda CRF450R
2021 Honda CRF450R



















