See all parts that fit your 2003 TrailBlazer
600W RMS QRS Series 2 ohm Stable 2-Channel Class-GH Amplifier
Product highlights
• 180 Watts RMS x 2 @ 4 ohm
• 300 Watts RMS x 2 @ 2 ohm
• 600 Watts RMS x 1 @ 4 ohm Bridged
• High and Low Pass Filters
• 0-15dB Bass Boost
• Aluminum Heatsink
• Dimensions: 13.78" W x 7.56" L x 2.32" H
Install New Speakers in select 1990-2021 vehicles from Chevrolet, GMC, Buick
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Install a new Single-DIN car stereo in select 1992-2012 vehicles from Chevrolet, GMC, Buick (Black)
$13.95
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5 1/4" - 6 1/2" Speaker Adaptors for select 2002-2009 vehicles from GMC, Chevrolet, Isuzu
$19.99
List price $21.41
6-6.75 inch speakers - Front door for select 2002-2009 vehicles from Chevrolet, GMC, Buick
$15.99
List price $27.99
Single DIN or Double DIN Stereo Dash Kit for select 1992-2012 vehicles from Chevrolet, GMC, Buick
$12.99
List price $39.00
CRUX SWRGM-48 Wiring Interface
Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from Chevrolet, GMC, Pontiac
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600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
$79.96
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480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
$84.99
List price $94.99
6.8" Double-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM Ready)
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600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
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6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready
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360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers
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480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
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600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers
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6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in Alexa (Sirius XM Ready)
$469.99
List price $620.00
600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System
$999.99
List price $1175.00
6.8" Double-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM Ready)
$299.00
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Manufacturer:
Model Number:
QRS 2.180GH
Weight:
6.00lbs
Internal SKU:
qrs2180gh
Internal Product ID:
149923
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
