![Mud Boat Performance Kit Big Block Gx390](http://www.bullfrogmotosport.com/cdn/shop/files/mud-boat-performance-kit-big-block-gx390-991_{width}x.webp.jpg?v=1708878818)
Mud Boat Performance Kit, Big Block GX390
Mud boat performance kit for big block GX390 style engines. Our kit includes our mud boat header, muffler, exhaust gasket, air filter adapter, main jets, air filter and choke hold.
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