YFZ450R Yoshimura RS-2 Performance Package

Performance Kit Fits:

• 09-2024 YFZ450R
• 10-11 YFZ450X

YFZ450R Full RS-2 Competition Series System features:

• High-grade Aluminum Sleeve
• 304L Stainless Steel Header and Mid Pipe Construction
• 96db Spark arrested sound insert
• Welded CNC-machined aluminum mounting bracket

YFZ450R Vortex ECU Key Features:

• More Power – Smoother Power
• Pre Programmed Fuel & Ignition maps.
• Instant Plug in Performance (replaces standard ECU with no mods to wiring required)
• 3 fuel trim switches to adjust fuel mapping by +12.5% to minus 10% in Lo , Mid and Hi throttle opening
• Adjustments made using a screwdriver and switches provide visual feedback as to changes made
• V-Boost - Programmable Voltage Boost Circuit for maximizing Spark Energy across the entire rev range
• Higher Rev Limit (where required)
• Robust design -fully waterproof - o-ring sealed switches
• Diagnostic Flash codes - tests for sensor faults and flashes codes to FI light
• Rubber Mounting Boot + Brackets supplied (where required)
• Race Proven reliability

YFZ450R Fuel Custom Kit Includes:

• Tapered air horn tube
• Outerwear
• 8 ply filter
• Rubber Booty for stock carb
• Hose Clamps
• Bracket
• 1 nut for crank case breather box

The optional new YFZ450R GNCC-style airbox from FCI improves the seal, keeps debris away from the filter, and houses the relay, and battery using factory hardware.