For 2007-2013 Silverado & Sierra CREW CAB JBL 6.5" Stage3 627F Coaxial Speakers

DOES NOT FIT 2007-2013 Extended Cab Sierra & Silverado - Does not fit BOSE amplified systems

JBL Stage3 627F 6-1/2" 2-way Car Speakers (2 Pairs)

• 6-1/2" 2-way car speakers (pair)
• Injection molded polypropylene cone
• 3/8" PET (Polyethylene Terephthalate) dome tweeter
• handles up to 45 watts RMS (135 watts peak power)
• frequency response: 55-20,000 kHz 
• sensitivity: 92 dB
• impedance: 3 ohm
• mount depth: 
• Does Not includes Grills

GMSB356 Speaker Adapters (2 pairs): 

These speaker adapters are specifically designed for 2006-2013 GM vehicles. They allow you to easily install 6.5" to 6.75" speakers in the front and rear doors of your GM vehicle. The adapters ensure a proper fit and provide a stable mounting surface for the speakers, allowing for a clean and professional installation.