Timing Kit 5.3L 2008 GMC Yukon XL 1500 - TK3170.111 Timing Chain Kit . Fits: 04-17 Chevrolet, GMC 4.8L-6.2L V8 OHV Naturally AspiratedFitment Notes: Premium Kit, w/ 1 Bolt 4 Sensor Hub Cam Gear, Non-VVT Engine, LY2, Premium Kit, w/o Damper, LR4, w/...