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Description
The Akrapovic Full Titanium Evolution 1-1 Conical System S-Y4MET15-CIBNTA stands at the peak of exhaust system performance, delivering maximum power gains for riders who prioritize performance. Many professional racing teams have used and tested this exhaust system, validating its top-tier quality.
This system has been designed with weight reduction in mind, offering a full titanium construction. This ensures optimal engine performance, with increased power and torque output, in addition to increased handling. Its endurance has been secured with a reinforced welding bracket and titanium end cap.
This bundle comes with all the equipment required to install the system and detailed instructions for a trouble-free fitment. Certified to meet FIM noise limit regulations, this system is suitable for closed-circuit tracks only, not for use on public roads.
Compatibility
This full system will fit on the following motorcycle models:
- Fantic XEF 450 2022-2023
- Fantic XXF 450 2022-2023
- Yamaha WR450F 2020-2023
- Yamaha YZ450F 2020-2022
Performance Data
| Unit | Stock | Akrapovic | Max gain | |
|---|---|---|---|---|
| Max. power | kW | 41.3 / 9800 rpm | 41.8 / 9850 rpm | + 0.8 / 10350 rpm |
| HP (m) | 56.2 / 9800 rpm | 56.9 / 9850 rpm | + 1.1 / 10350 rpm | |
| HP (i) | 55.4 / 9800 rpm | 56.1 / 9850 rpm | + 1.1 / 10350 rpm | |
| Max. torque | Nm | 46.2 / 7750 rpm | 46.1 / 7700 rpm | + 0.8 / 5800 rpm |
| lb-ft | 34.1 / 7750 rpm | 34 / 7700 rpm | + 0.6 / 5800 rpm | |
| Weight | kg | 4.1 | 3.38 | - 0.7 |
| lb | 9 | 7.5 | - 1.5 | |
| % | - 17.6 | |||
| Product noise | dB | 114.9 / rpm | 115.3 / rpm | 0.4 |
| Inst. time | min | 90 |
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