<ul> <li>OE Fine Wire design with Platinum firing pin on the center electrode requires up to 24% less voltage to ignite and up to 2 times longer life compared to standard copper spark plugs</li> <li> Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize</li> <li> Tapered ground electrode allows for better ignition throughout the life of the spark plug</li> <li> 4 year customer satisfaction guarantee (visit www.boschautoparts.com/sparkplugs for details)</li> <li> 1 year Technician Warranty (visit www.boschautoparts.com/sparkplugs for details)</li> </ul>