They are designed to block off unused heater and sending unit ports on your intake manifold and water pump, giving your engine a clean and sleek look. They are easy to install and remove with an allen wrench.
Chrome Pipe Plug Fitting For Intake Manifold &Cylinder 6352G 1/8,1/4,3/8,1/2 NPT
Chrome Pipe Plug Fitting For Intake Manifold Cylinder 6352G 1/8,1/4,3/8,1/2 NPT
Chrome Pipe Plug Fitting For Intake Manifold &Cylinder 1/8,1/4,3/8,1/2 NPT 6352G
6352G Chrome Pipe Plug Fitting For Intake Manifold &Cylinder 1/8,1/4,3/8,1/2 NPT
3/8 NPT Male to 1/8 NPT Female Pipe Adapter Reducer Fitting
1/4 NPT Female to 1/2 NPT Male Pipe Reducer Fitting