The Silverado & Sierra OEM GM 1500 MultiPro Tailgate Kicker Speaker 19417163 is a genuine General Motors product designed specifically for Chevrolet Silverado and GMC Sierra 1500 trucks. This speaker is an interchange part with the part number 19434974 and is not a vintage part. It is important to note that this product may pose a risk of cancer and reproductive harm, as indicated by the California Prop 65 Warning. Customers should carefully review this information before purchasing the product.