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ICT Billet freeze plug retainer plates keep your cylinder head freeze plugs from blowing out when running turbochargers with high amounts of boost—potentially causing high internal cooling system pressures. Order the model recommended for your year/make and engine application. Product details: * Made aerospace-grade billet aluminum * Compatible with all GM Gen III and IV cylinder heads * Includes four freeze plugs and mounting bolts (enough for both cylinder heads, front and rear) * Install the retainer plates over the top of the existing freeze plugs in your heads. These can be mounted on the front and rear of each cylinder head.
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$87.99
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