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Through our partnership with Global-e, we are able to provide our international shoppers with aggressive international shipping costs and the lowest possible guaranteed order total in the currency of your choice.
Exact shipping costs are determined upon checkout.
This system utilizes the stock header assembly. Bolt on and slip-ons replace the stock restricted muffler resulting in better sound and an increase in power.
All M4 systems are designed and intended for closed-course competition use only.
Product Variant | Manufacturer Part # |
---|---|
Black | KA9422, HO1012, KA1012 |