✔ UPGRADE the look of your full-size Chevy or GMC pickup truck in SECONDS with our new flexible short antenna accessories for Chevy & GMC trucks. | ✔ NEW ANTENNA DESIGN (as of March 2023) FITS: 2014+ Chevy Silverado 1500 2500HD 3500HD & GMC Sierra 1500 2500HD 3500HD models including Chevy Silverado Trail Boss, Custom, High Country, Elevation, LT, LTZ, RST, Z71, ZR2, 2500, 3500 Duramax & GMC AT4, Sierra, Denali, SLT trucks with a long whip antenna. (Comes with an M6 & M7 Female threaded base to fit all 2014+ models of full-size Chevy & GMC Trucks) | ✔ MODERN APPEARANCE - Designed specifically to match the bold & modern styling of GMC & Chevy trucks. Add a 5" short replacement car antenna mast to your Chevrolet truck for a sleek, modern style that won't flap around on the trails, highway or garage doors. | ✔ ANTI-THEFT DESIGN - All of our antennas come with tough thread-locking compound to deter thieves from stealing your new Chevy Silverado accessories & GMC Sierra accessories. Your truck will look great with the new antenna, so let’s keep it that way! | ✔ EASY INSTALL - Unscrew the original mast antenna and screw the new short antenna in by hand. Ready to go in under a minute! Replaces the hood mounted radio antenna. | ✔ CARWASH SAFE - Flexible design to outlast aggressive automatic car washes. | ✔ AM FM Radio Reception may be affected since it is shorter than the factory long whip antenna. Perfect for users who use Bluetooth or Auxiliary audio inputs. GPS & Satellite radio compatible!