MIVV SLIP-ON EXHAUST STR-1 TITANIUM RACING HONDA CRF 450 R 2021-24
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Description
Description
MIVV STR-1 SLIP-ON EXHAUST SILENCER TITANIUM RACING HONDA CRF 450 R 2021-24 is a MIVV slip-on exhaust silencer designed for riders seeking a technical motorcycle exhaust component for Honda Crf 450 R 2021-24, from the STR-1 line, in titanium, for racing use. The product sheet provides compatibility, configuration, materials and technical data to support the correct choice before purchase. Product code: M.HO.034.S4C.
Motorcycle compatibility
| Motorcycle brand | Model | Years |
|---|---|---|
| HONDA | CRF 450 R | 2021-24 |
Compatibility note: always check the motorcycle model, year and version before purchase. If in doubt, contact us: we will help you choose the correct MIVV component.
Technical data
| Technical specification | Value |
|---|---|
| Brand | MIVV |
| Category | Silencer |
| Code/SKU | M.HO.034.S4C |
Exhaust specifications
| Specification | Value |
|---|---|
| Code | M.HO.034.S4C |
| Configuration | SLIP-ON |
| Position | Standard |
Built with the best possible layout to suit the available space on the motorcycle, the Mivv STR-1 exhaust is engineered to maximise performance, reliability and weight reduction.
The exhaust is made of Grade 1 titanium and features a 3K twill carbon-fibre end cap and a special dB-killer optimised to reduce noise without compromising performance.
The STR-1 exhaust has been designed to allow the engine to perform at its best throughout the full engine-speed range. The dyno tests, subsequently confirmed by track tests, show excellent performance at both low and high engine speeds.
The STR-1 exhaust features sound-absorbing materials developed by our R&D department using the latest technology, enabling compliance with noise limits set by increasingly stringent national and international regulations for off-road competitions. The sound-absorbing material is easy to replace thanks to screws located at the front of the exhaust, which facilitate this operation.
The Mivv STR-1 exhaust does not require ECU remapping. Development was completed without modifications to the electronics. It is interchangeable with the stock silencer.
This product is intended exclusively for track and closed-course use. It is designed to fit a motorcycle in standard configuration, as delivered by the manufacturer.
Dyno measurements
| Version | Maximum power (HP) |
Engine speed (RPM) |
Maximum torque (Nm) |
Engine speed (RPM) |
Weight (kg) |
|---|---|---|---|---|---|
| Stock | 58,05 | 8.800 | 48,50 | 6.600 | 2,80 |
| Mivv | 60,28 | 8.930 | 49,60 | 6.700 | 2,30 |
Always check the motorcycle model, year and homologation before purchase. If in doubt, contact us: we will help you choose the correct MIVV component.

