All HMF exhaust tuning has been predetermined with proper tuning specs to ensure the ultimate performance from your HMF product and should be used as a reference only. The proper tuning will ensure the full performance potential from your HMF aftermarket high performance pipe and is necessary on all machines.

• 2008: Basic Jet Kits Includes: Recommended Individual Jets
• 2009-2010: HMF Optimizer: Electronic Fuel Injection Controller
• Trail Kit Includes: Basic Jet Kit and Uni Foam Filter
• Track Package Includes: Basic Jet Kit and a K&N Air Filter
• Competition Package Includes: HMF Optimizer, K&N Air Filter, Outerwears