Yamaha YFZ 450 ('04-'09 Carb Model) Bolt-on Kits

Yamaha YFZ 450 ('04-'09 Carb Model) Bolt-on Kits

779.00
S-1 Kit  #BK4-3450  $779.00   

Includes: Complete Fat Boy 4 Exhaust System (with STD Muffler), Jet Kit, Pro Flow Air Cleaner Kit (Pro Flow flange, K&N, Outerwear


S-2 Kit  #BK4-3450-VHP   VORTEX CDI *TEMP. DISCONTINUED

Includes: S-1 Bolt on Kit & Vortex X10 CDI


Power Gains:

15-20% gain in HP

Excellent Start Up Performance Mods. Stage 1 Power Kits are designed to work with most DRI engine kits

For a slightly more aggressive Bolt-On kit check out the DRI stage 2 S-2 HPV Bolt Kits (not available for all models)



DRI 4-Stroke Bolt-on Kits are designed to provide the maximum horsepower increase while preserving reliability
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