AKRAPOVIC Optional Header SS for Kawasaki Z900 (2025-26) – E-K9R7
Overview
The AKRAPOVIC Optional Header SS for Kawasaki Z900 (2025-26) – E-K9R7 by AKRAPOVIC.
Overview
The Akrapovic optional stainless steel header (E-K9R7) is designed to transform your Kawasaki Z900 Slip-On Line exhaust into a full racing system. Engineered for riders seeking maximum performance, this upgrade provides a substantial boost in power and torque while significantly reducing the overall weight of your motorcycle.
Key Features
- Performance Gains: Experience an increase of 5.1 kW at 9850 rpm and 4.7 Nm of torque at 7000 rpm.
- Weight Reduction: Lighter than the stock system by 4.4 kg, enhancing vehicle handling.
- Racing Sound: Refines the exhaust note, providing a deeper and crisper racing tone.
- Premium Construction: Finished in high-quality stainless steel for durability and a professional racing aesthetic.
Specifications
| Part Number | E-K9R7 |
| Max Power Increase | + 5.1 kW / 9850 rpm |
| Max Torque Increase | + 4.7 Nm / 7000 rpm |
| Weight Savings | – 4.4 kg |
| Installation Time | 120 minutes |
FAQ
Q: Does this header fit all Kawasaki Z900 models?
A: This product is compatible with the Kawasaki Z900 (2025-2026) and the Z900 2025-26 A2 model.
Q: Will this system affect my dashboard warning lights?
A: When installed on Euro5+ motorbikes equipped with two lambda sensors, the engine check light may appear due to a deviation in the stock catalytic converter parameters.
Q: Is this product street legal?
A: No, this product does not meet emission compliance requirements for street or highway use.
Why Choose This Product
Choosing the Akrapovic optional header allows you to unlock the full potential of your Kawasaki Z900. By converting a standard Slip-On system into a complete racing exhaust, you achieve a higher power-to-weight ratio and a more exhilarating riding experience. It is the ideal choice for track enthusiasts who prioritize performance and the distinct, high-performance sound associated with the Akrapovic brand.
Use Cases
- Upgrading a standard Slip-On exhaust to a full racing-grade system.
- Reducing overall motorcycle weight for improved track agility.
- Enhancing the auditory profile of the Z900 for a more aggressive racing sound.
Experience the quality and innovation of AKRAPOVIC with the AKRAPOVIC Optional Header SS for Kawasaki Z900 (2025-26) – E-K9R7.




























































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