Fits 2007 and newer GMC Chevy Silverado Sierra Suburban Tahoe Avalanche 1500 HD 2500 HD 3500
Made from 6061 billet aluminum. This antenna will not affect any satellite services such as On-Star GPS or Sirius Radio.
Like with most aluminum short replacement antennas, you might lose some radio reception. this varies by vehicle and depends on the area that you live. These antennas are made of aluminum, and unlike the oem antennas, these are not amplified.