1980 GMC Topkick Wind Deflectors
- AVS®In-Channel Ventshade™ Front Window DeflectorsGMC C5000 / C6000 1980, In-Channel Ventshade™ Front Window Deflectors by AVS®. 2 Pieces. Material: Stainless Steel. These are the direct descendants of the original AVS product invented in 1935. Very simply, they allow you to lower...Allows fresh air in while keeping outFresh air circulation removes stale air and odors$43.17 - $49.99