Akrapovic Evolution Line S-Y9E1-EET For YAMAHA R9

Built for pure racing performance, the Akrapovic Competition Exhaust System for Yamaha R9 has been developed specifically for use with Genuine Yamaha Technology Racing (GYTR®) electronics and GYTR® parts. Constructed from race-proven materials, the complete system utilises high-grade titanium with section-specific alloys to optimise performance, reduce weight, and ensure durability under extreme racing conditions.

The muffler features a specialised coating and logo application designed to withstand high temperatures, improving longevity during demanding track use. Finished with a hand-made carbon-fibre heatshield and supplied with a black aluminium muffler bracket, this system delivers both performance and a factory-race aesthetic.

Key Features:

• Designed for Yamaha R9 with GYTR® electronics and GYTR® parts
• Competition-only exhaust system for track and race use
• High-grade titanium construction with performance-optimised alloys
• Special high-temperature coating and logo application for durability
• Hand-made carbon-fibre heatshield for lightweight protection
• Includes black aluminium muffler bracket
• Used on the 2025 WorldSSP Championship–winning Yamaha R9
• Inspired by Akrapovic race systems for Yamaha R1, R6, and R7
• Complies with FIM WorldSSP noise limits (107 dB +3)
• Engineered for maximum performance, weight reduction, and durability