ACDelco D503A Professional Ignition Coil
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<b>[Product Information]</b><br>
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<li>High quality coated windings to improve durability and provide protection against internal shorts and dielectric breakdown</li>
<li>Silicone steel plates surrounding the ignition coil correctly match the original part size and number exactly</li>
<li>Laminations are coated to hinder corrosion and many feature molded plastic protection to help ensure that nothing is exposed</li>
<li>Professional, premium aftermarket replacement</li>
<li>Provides the performance and dependability you expect from ACDelco</li>
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