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The Cometic fiber intake manifold plenum gasket for Cummins 3.9L 4BT is a .031in component intended to seal the intake plenum. Cometic emphasizes testing on the street and track along with in-house dyno and assembly validation to ensure fit and function. Manufactured to meet or exceed OEM quality, this intake gasket supports reliable sealing of intake passages during routine service and manifold replacement.
Cometic Dodge Cummins 3.9L 4BT 4Cyl Diesel Intake Manifold Gasket
