What size speakers are in a 2009 chevy silverado?

The 2009 Chevy Silverado haS6 and 1/2" speakers that can be found in the doors. You are lucky because these are a very common speaker size in the aftermarket world so there should be plenty of replacement options available to fit Your budget. Upgrading the speakers in Your truck is a great way to make it sound better. If You want to get even more sound out of it You may want to add an amplifier for the speakers. You can also replace the head unit in the dash to give You more control and better sound quality out from Your devices. Changing car stereo components is fairly easy to do and a good way to freshen up Your truck.