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β Performance Benefits π½ Enhanced Speed: Increases back pressure for improved top speeds
Expect increased top speed by 2-4 MPH and improved acceleration
it ensures optimal engine tuning and performance
The high-tension design reduces fatigue by offering a lighter pole feel
reducing pump cavitation to boost acceleration and top speed
APE Stainless Steel Exhaust Valves for Kawasaki STX , SX-R & Ultra Series 2017-2020-yamaha-ex-sport-esr6527144 β Performance Benefits π½ EnhancedAPE Stainless Steel Exhaust Valves Kawasaki Performance Benefits APE Stainless Steel Exhaust Valves are engineered to provide superior performance for Kawasaki STX 15F, Ultra250, Ultra260, Ultra300, 310, and SX R models. These valves address common issues with stock valves by offering enhanced heat resistance and durability, thanks to their Inconel based stainless steel construction. As a result, they're a perfect choice for racing or long term