[COMPATIBILITY] - Compatible with Chevrolet Silverado 1500, Silverado 2500 3500 HD, Tahoe, Suburban, GMC Sierra 1500, Yukon - 5.3L 6.0L 6.2L 6.6L Cyl.8
[REFERENCE PART NUMBER] - JFBAJCWSP00055, 91418, ILTR5E11, 12598004, 12622441, 12625058
[MATERIAL] - Iridium+Platinum
[PRODUCT SPECIFICATIONS] - Hex Size (in): 0.62; Reach (in): 0.98; Manufacturer Heat Range: 5; Quantity: 8; Resistance: 5000; Gap Size (in): 0.039-0.043; Center Electrode Tip Material: Iridium; Material: Iridium+Platinum; Center Electrode Core Material: Platinum; Ground Configuration: Standard; Seat Type: Tapered
[ABOUT JC WHITNEY] - JC Whitney began in Chicago in 1915 on a simple belief that drivers should have access to reliable parts and the freedom to work on their own vehicles. Empowering millions of customers to maintain, restore, and upgrade their vehicles with confidence—from garage divers to seasoned enthusiasts. We continues to deliver quality products and parts designed for precise fit and long-lasting reliability.