8 Pack Square Ignition Coil D581 UF-271 & Iridium Spark Plug Wire M8-48322R Compatible with Silverado 1500 2500 3500 4.8L 5.3L 6.0L 8.1L 1999-2007 12556893 12558693 12570553 3859078 38590782

Fitment:Compatible with Tahoe 4.8L/5.3L V8 00-09Compatible with Tahoe 6.2L V8 09Compatible with Silverado 1500 4.3L V6 09; 4.8L /5.3L V8 99-09; 6.0L V8 03-09Compatible with Silverado 1500 HD 6.0L V8 01-06Compatible with Silverado 2500 5.3L V8 99-00; 6.0L V8 99-04Compatible with Silverado 2500 HD 8.1L V8 03-07; Silverado 3500 HD 6.0L V8 09Compatible with Suburban 1500 5.3L V8 00-09; 6.0L V8 06-09Compatible with Suburban 2500 6.0L V8 00-06; 8.1L V8 01-06Compatible with Avalanche 1500 5.3L V8 02-06; Avalanche 2500 8.1L V8 03-06Compatible with Express 1500 5.3L V8 03-06Compatible with Express 2500 4.8L/5.3L/ 6.0L V8 03-05Compatible with Express 3500 4.8L V8 05-07; Express 3500 5.3L /6.0L V8 03-07; Express 3500 8.1L V8 01-02Compatible with SSR 5.3L V8 03-04Compatible with C3500 8.1L V8 01-02Compatible with Savana 3500 8.1L V8 01-02Compatible with Sierra 1500 6.0L V8 06-09Compatible with Sierra 1500 4.8L/5.3L V8 99-09Compatible with Sierra 4.3L V6 09Compatible with Sierra 1500 HD 6.0L V8 01-06Compatible with Sierra 2500 5.3L V8 99-00/ 6.0L V8 99-04Compatible with Sierra 2500 HD 8.1L V8 03-07/ 6.0L V8 01-09Compatible with Sierra 3500 6.0L V8 01-06/ 8.1L V8 03-07Compatible with Sierra 3500 HD 6.0L V8 09Compatible with Siema Denali 6.0L V8 04-07Compatible with Yukon 6.2L V8 09Compatible with Yukon Denali 6.0L V8 01-06Compatible with Yukon Denali XL 6.0L V8 04-06Compatible with Yukon XL 1500 5.3L V8 00-06Compatible with Yukon XL 2500 6.0L V8 00-06/ 8.1L V8 03-06Compatible with Escalade 5.3L V8 02-05/ 6.0 V8 02-06Compatible with Escalade EXT 6.0L V8 02-06; ESV 6.0L V8 03-06Compatible with FT1061/FT1461/ FT1601/FT1801 04-05; FT1261 05Compatible with H2 6.0L V8 03-07

• Fitment: Compatible with Tahoe 4.8L/5.3L V8 00-06, compatible with Tahoe 6.2L V8 09, compatible with Silverado 1500 4.3L V6 99-06; 4.8L /5.3L V8 99-07; 6.0L V8 03-07, compatible with Silverado 1500 HD 6.0L V8 01-06, compatible with Silverado 2500 5.3L V8 99-00; 6.0L V8 01-05, compatible with Silverado 2500 HD 8.1L V8 01-06, compatible with Silverado 3500 HD 6.0L V8 05-07, compatible with Suburban 1500 5.3L V8 00-09; 6.0L V8 06-09, compatible with Suburban 2500 6.0L V8 00-06; 8.1L V8 01-06
• Fitment: Compatible with Avalanche 1500 5.3L V8 02-06, compatible with Avalanche 2500 8.1L V8 03-06, compatible with Express 1500 5.3L V8 03-06, compatible with Express 2500 4.8L/5.3L/ 6.0L V8 03-05, compatible with Express 3500 4.8L V8 05-07, compatible with Express 3500 5.3L /6.0L V8 03-07, compatible with Express 3500 8.1L V8 01-02, compatible with SSR 5.3L V8 03-04, compatible with C3500 8.1L V8 01-02, compatible with Savana 3500 8.1L V8 01-02, compatible with Sierra 1500 6.0L V8 06-09
• Replace Part Number: Ignition coil part number are D581, UF271, 12556893, 12558693, 12570553, 3859078, 392889925; spark plugs part number are 41-962, 19299585; Wires part number are M8-48322R, 9059, 9748HH, 9748UU, 9748RR, 88862385, 748UU, 12656210, 12622553
• High Efficiency Output: Square ignition coil & spark plug wire set are designed to produce a voltage high enough to ensure reliable ignition of the mixture under a variety of engine conditions.This is essential to improve engine performance and fuel efficiency
• Packing List: 8 x Square ignition coil, 8 x Spark plug wire, 8 x Spark plug