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