ACDelco D328A GM Original Equipment Ignition Distributor Cap<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Have metal inserts designed to provide the best possible fit to ensure maximum conductivity between the distributor towers and spark plug wires</li><li>Easy-to-read locator keys on caps make proper installation simple</li><li>Equipped with a full anti-arc barrier to reduce the possibility of secondary voltage arcs that can cause an engine to misfire</li><li>GM-recommended replacement part for your GM vehicle’s original factory component</li><li>Offering the quality， reliability， and durability of GM OE</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41vpdL%2BH2gL.jpg" noproxy>