Off-Road/MX Motorcycle Fuel Systems

Fuel delivery has become more sophisticated over the years, but there are a number of aftermarket solutions that deliver performance without any hassles. Treat your fuel injected off-road bike to a custom tune with a Power Commander, Yoshimura Fuel Injection Module, or FMF Power Programmer. Carburetor engines will benefit from reed valves and jet kits by Moto Tassinari and Boyesen.

Shop by Brand: Bazzaz | Twin Air

Carburetors Carburetors Fuel Injection Management Fuel Injection Management Fuel Mixture Screws Fuel Mixture Screws
Jet Kits Jet Kits Reed Blocks Reed Blocks Reed Sets Reed Sets
Bazzaz Performance Z-Bomb Timing Retard Calibrator for RMX450 10-13 Twin Air Fuel Filter for KX250F 12-13 Twin Air Fuel Filter for YZ450F 12-13 Twin Air Fuel Filter for 250/350/450 SX-F 13
$64.99 $55.24
May require additional 2-3 business days to process 
$34.95 $27.96
Available, only 2 left Ships Mon, Oct 03 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 1 left Ships Mon, Oct 03 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 1 left Ships Mon, Oct 03 if ordered within 0hr 24min 
 
Twin Air Fuel Filter for RM-Z450 12-13 Twin Air Fuel Filter for 250/350/450 SX-F 11-12 Twin Air Fuel Filter for YZ250F 12-13 Twin Air Fuel Filter for CRF450R 12-13
$34.95 $27.96
Available, only 1 left Ships Thu, Oct 06 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 7 left Ships Mon, Oct 03 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 1 left Ships Mon, Oct 03 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 6 left Ships Mon, Oct 03 if ordered within 0hr 24min 
 
Twin Air Fuel Filter for RM-Z250 12-13 Twin Air Fuel Filter for CRF250R 12-13 Twin Air Fuel Filter for KX450F 12-13 Trinity Stage 5 "Pro" EFI Tuner for RZR XP Turbo 16
$34.95 $27.96
Available, only 1 left Ships Thu, Oct 06 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 6 left Ships Mon, Oct 03 if ordered within 0hr 24min 
$34.95 $27.96
Available, only 2 left Ships Mon, Oct 03 if ordered within 0hr 24min 
$329.99 $303.59
Available Ships Mon, Oct 03 if ordered within 0hr 24min 
 
   
Trinity Stage 5 EFI Tuner for RZR XP 1000 14 Trinity Stage 5 EFI Tuner for RZR XP 1000 15-16
$289.99 $266.79
Available Ships Mon, Oct 03 if ordered within 0hr 24min 
$289.99 $266.79
Available Ships Mon, Oct 03 if ordered within 0hr 24min 
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