Twinair Powerflow Throttle Body Kit / Injectie gasklephuis - Yamaha YZ250F/450F Accepts OEM O-rings

Accepts OEM O-rings

Go way back to the 80's with this vented trucker hat

so you don't lose anything necessary for your ride

RFX Pro Steering Stem Nut (Green) KXF250/450 04-21 Suzuki KX125/250 04-08 RMZ250 04-0> Suz

Custom intake manifold boot that offers a straighter shot to the intake that greatly enhances both airflow and performance

Twinair Powerflow Throttle Body Kit / Injectie gasklephuis - Yamaha YZ250F/450F Accepts OEM O-ringsThis Twin Air powerflow throttle body kit contains: It improves the engine speed, depending on the configuration. One orange inlet tube One pin Two throttle valves (small and large diameter) Two screws Configuration 1: increases power and acceleration at low and medium revs. Configuration 2: increases power at high revs. (without the orange inlet tube)