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Engineered for optimal power transmission under challenging conditions
} Boyesen engineers have applied a range of technical innovations to their range of intake systems to ensure optimal power
a chain with exceptional resistance
on its own
What Changes were made with EXP 4
PROX Inlaatklep Titanium - Yamaha YZ450F Engineered for optimal power transmissionTitanium intake and exhaust valves from Prox offer maximum resistance and light weight. Titanium intake valve Forged from one piece Coated with plasma: better thermal resistance and longer service life Recommended in the context of engine tuning Delivered per piece
US$ 96.00
US$ 129.00
