YFZ450R/X replacement 45mm Throttle body

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  • $410.00 USD


Direct replacement throttle body
Fit stock manifold and stock or aftermarket intake
Plug in stock wiring harness
Use a manual idle control valve for a precise idle
45mm bore give instant power gain across the powerband
Require air-fuel adjustment via PC5/MSD/VORTEX controler
Work great in stock or modified engine

*** For high performance/highly modified engine, check our 48.5mm intake kit ***