Ford Thunderbird Spark Plugs - NGK - Ruthenium HX - `02-`05 are a premium choice for those seeking enhanced performance in their vehicle. These spark plugs utilize NGK's patented Ruthenium technology, making them optimal for modern vehicles requiring high ignitability and exceptional durability.

Designed from advanced OE technology, the NGK Ruthenium HX spark plugs feature innovative tip designs (OEM DFE and PSPE) that lead to a comprehensive fuel burn. This results in a noticeably quicker throttle response, smoother idle, and improved cold starts. The Ruthenium center electrode ensures industry-leading durability and is specifically crafted for newer engines that demand superior ignitability. With their Double Fine Electrode (DFE) design, these spark plugs concentrate spark energy to ignite a broader range of air-fuel ratios, delivering enhanced engine performance even under rich or lean conditions.

Features

• Patented Ruthenium tip technology for high performance and longevity
• Double Fine Electrode design for improved ignition and fuel efficiency
• Pure alumina silicate ceramic insulator for better heat transfer
• Trivalent metal plating for anti-corrosion and anti-seizing properties
• 0.4mm Ruthenium alloy fine wire center electrode and 0.8mm platinum fine wire ground electrode

If you have any questions about the NGK Ruthenium HX spark plugs or need further assistance, please feel free to call us directly. We have two locations for your convenience in Austin, Texas and Los Angeles, California, where we offer installation and customization services. Our phone numbers are: 512-982-9393 (TX), 562-981-6800 (CA). If you're thinking about purchasing multiple items, don't hesitate to contact us for shipping discounts. We also provide installation services on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov