This Package Includes the Following Items:
1 x Harmony Audio HA-C65 Car Stereo Carbon 6.5" Replacement 350W Speakers & Grills
1 x Buick Cadillac Chevy GMC Oldsmobile Pontiac Factory Speaker Replacement Harnesss
1 x Harmony Audio HA-823006 2005-Up General Motors Multi 6 to 6.75 Inch Speaker Adaptor Plate

Harmony Audio HA-C65 Car Stereo Carbon 6.5" Replacement 350W Speakers & Grills:
Specifications:
6-1/2" Carbon Series 2-Way Car Speaker Pair
Power Handling:
Peak: 350 watts
RMS: 150 watts
Sensitivity: 91dB
Frequency Response: 45Hz to 21kHz
Mounting Depth: 2-3/8 Inches
Mounting Cutout Diameter: 5-11/16 Inches
Tweeter Size: 1"
Single 4 Ohm
Features:
Direct Fit OEM Replacement Size
Fiberglass Cone
Butyl Rubber Surround
1" Silk Dome Tweeter
Passive Tweeter Crossover
Steel Basket
Ferrite Magnet
Kapton Former Material