Airaid 400-591 AIR Throttle Body Spacer tires-wheels-carrier-ring-sets-carrier-rings 1974-1976 Yamaha DT175

1974-1976 Yamaha DT175

while enhancing day-to-day ride quality

2017-2018 Kawasaki EN650 Vulcan S ABS SE

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True Functional Ventilation (TFV)-When in motion air is forced through mw ultiple air intake vents

Airaid 400-591 AIR Throttle Body Spacer tires-wheels-carrier-ring-sets-carrier-rings 1974-1976 Yamaha DT175The POWERAID Throttle Body Spacer is designed to enhance off idle torque from 800 rpm to approximately 3,000 rpm. The spacer utilizes it's unique, patented Helix Bore design to spin the incoming air charge as it passes through the throttle body spacer. The spinning air action boosts the velocity of the incoming air and contributes to better atomization of the air fuel mixture as the air charge enters the combustion chamber. The end result is more part