FMF Factory 4.1 Mini Stainless Exhaust System

FMF takes fun seriously so we built the Mini Factory 4.1. This is an all out performance exhaust for play bikes. With the Mini Factory 4.1, you will be the king of backyard motocross and look great doing it!

Features:

• Superior power on stock and big bore motors
• Alumimum muffler
• Stainless steel header, endcap
• Customize with tuning inserts and spark arrestor
• Spark Aresstor screen included