We take 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!

Superior power on stock and big bore motors

Stainless steel header with Blue Titanium Silencer

Customize with tuning inserts and spark arrestor


042381Regular price: $449.99Sale price: $429.99Bike:  NOTE:  Blue Titanium Silencer: 
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