Honda 400EX Bolt-on Kits

Honda 400EX Bolt-on Kits

779.00
S-1 Kit  #BK4-4000  $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  #BK4-4000-VHP  DISCONTINUED



Power Gains:

5HP+

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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