Our BMS Racing Waterbox delivers increased horsepower and performance by reducing exhaust restriction and back pressure. This Waterbox will increase the low-end power and mid-range pull on your Yamaha 1.8L watercraft. High-strength aluminum construction will survive backfires and meltdowns. Powder coated to prevent corrosion. This is must for and modified 1.8L engine.
Features:
Increased horsepower on modified 1.8L watercraft!
Domed end caps
Ribbed tube flanges for reliable coupler retention.
Powder coasted top prevent corrosion
Increase in HP on modified engines with significant torque gains as well
