Do I need to rejet or remap my fuel system if I add a high performance air intake?
If you add a Kuryakyn Hypercharger, a Thunder Mfg. air intake or any free flowing air filter to your motorcycle, you will need to take further action. If your motorcycle is carbureted you will need to rejet. Most air kits come with larger main jets but not complete jet kits. You can purchase a jet kit separately if you want to take advantage of the Dynojet needle which has a finer taper and will give you better throttle response. If your motorcycle is fuel injected you will need to remap your fuel system. This can be accomplished with either a Dynojet Power Commander or a Cobra FI2000 Tripot Fuel Processor. Look in the Engine/Performance category for your model for pricing. One or both may be available for your particular application. In either case since you are adding significantly more air to your air/fuel mixture with these kits, adding more fuel is required. Not rejetting or remapping your air/fuel mixture could result in excessive heat buildup, causing significant damage to your
