The Akrapovic Evolution Line Exhaust System is a race-focused performance upgrade designed for the Kawasaki KX 250. Developed from technology used and tested by top factory motorcycle racing teams, this system is engineered to maximize engine performance while reducing overall weight for improved motorcycle handling. The system is intended for closed-course competition use only and is not designed or approved for street use. Manufacturer: Akrapovic. Manufacturer part number: S-K2MET9-BNTA. Vendor part number: S-K2MET9-BNTA.
Constructed entirely from lightweight titanium, the system includes a titanium muffler, perforated inner sleeve, inlet cap, end cap, link pipe, and conical header tube. The BN muffler configuration features a titanium end cap, while the flared link pipe is welded directly to the muffler for a precise, durable assembly. A conical header design supports efficient exhaust flow, helping the Kawasaki KX 250 deliver responsive competition performance. The header tube joint is milled on a state-of-the-art CNC machine and secured with high-quality, silicon-shielded tempered springs for dependable retention in demanding racing conditions.
A durable welded bracket provides secure mounting, and the system is designed to meet FIM noise limits for applicable closed-course competition environments. The Akrapovic Evolution Line system is a direct-fit exhaust solution for the Kawasaki KX 250 when used with the appropriate motorcycle configuration and mounting hardware. Confirm motorcycle model-year compatibility and competition regulations before installation. This exhaust system is supplied for race use and should be installed, maintained, and operated according to Akrapovic instructions and applicable event requirements.
Features:
- Race-developed Akrapovic Evolution Line exhaust system for Kawasaki KX 250 motorcycles
- Titanium construction throughout the muffler, link pipe, header tube, inner sleeve, inlet cap, and end cap
- Designed to maximize engine performance while reducing overall exhaust system weight
- Conical titanium header tube and flared titanium link pipe support efficient exhaust flow
- CNC-milled header tube joint secured with silicon-shielded tempered springs
- BN muffler configuration with titanium end cap
- Durable welded mounting bracket for secure installation
- Designed to meet FIM noise limits
- For closed-course competition use only; not intended for street use
- Manufacturer and vendor part number: S-K2MET9-BNTA