Brodix open plenum 4-barrel intake manifolds provide great power and are available for SB-Chevy and BB-Chevy applications. Made in the USA.

"Turtles" are cast aluminum manifold inserts designed by Jean Dittmer and manufactured by BRODIX®. These inserts fit in the bottom of an intake manifold to direct the flow of air and fuel mixture to increase horsepower, torque, and drivability. Made in the USA.