Black Silicone Coolant Hoses & Elbows 1/2" (13mm) ID
These cooling system parts all have 1/2" (13mm) ID. The reinforced 3-ply construction on our black silicone hose offers a working pressure rating over 50 psi. The nominal wall thickness on these hoses is 4mm for a 21mm (13/16") OD.
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This 19mm to 13mm straight reducer hose connects a 3/4" OD tube to a 1/2" OD pipe in your cooling system. Stealth Black silicone rubber has 3-ply reinforcement.
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