Genuine GM Air Filter
Fits 2011-2016 Chevy/GMC 2500/3500 HD
Part# 25945274/A3141C
Clean air is extremely important for a turbo diesel truck and filters should be checked often and replaced as necessary, dirty filters will cause air restriction and may cause excessive black smoke from the tail pipe under acceleration. This is the Genuine GM Filter and is what comes installed from the factory.