GMC Filter Sort Filters In Stock Topkick Remove All Filters Availability In Stock Price Under $50 (1) Model Sierra (4) Savana (3) Yukon (3) Jimmy (2) Canyon (1) Denali (1) Envoy (1) S-15 Jimmy (1) Safari (1) Show More Sonoma (1) Suburban (1) Topkick (1) Van (Full Size) (1) Acadia (1) Yukon XL (1) Sort SKU: A-Z SKU: Z-A Price: Low to High Price: High to Low Least Popular Most Popular Sort by: SKU Sale Price Popularity GMC Topkick 2003-2009 Factory Stereo to Aftermarket Radio Antenna Adapter Plug $5.95