Oil Filter is a direct fit for the following:

2006-2010 Cadillac STS
2006-2009 Cadillac XLR
2020-2021 Chevrolet Silverado 2500 HD
2020-2021 Chevrolet Silverado 3500 HD
2020-2021 GMC Sierra 2500 HD
2020-2021 GMC Sierra 3500 HD

Genuine GM Part Number: 12684038