Hardwire this harness to the radios harness plug
Peterbilt
All Medium Duty COE and Conventional (330)
COE Models Built After 10/86
Conventional Models Built 10/86 to 6/05
$20.00
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BT-00169
If You Need Help With Your Peterbilt radio wiring harness Application Call Tech Support at 1-866-424-0575
BRS allows you to have a PLUG & Play radio 2 ways.  Purchase the plug below for your Peterbilt if you already have your own radio. 
BRS will furnish this plug for Free if you purchase the radio from us.  This is a $20.00 value
Big Rig Stereo has the correct Peterbilt semi truck radio and wiring harness to make replacing the radio easy.  Use our Plug & Play Harnesses to plug into the factory OEM Radio Harness.
Use the harness below if you already have your stereo.
BT-ISO-DIN
$25.00
PETERBLlT ISO DIN Connector
Conventional W/Prem Sound From 4/05 to present
Model 387 Built From 9/06 to present
Model 387 W/Prem Sound Built From 9/06 to present
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Use your own radio or purchase a Peterbilt Radio, Stereo from Big Rig Stereo.  All Stereo's purchased from BRS include a free wiring harness for your Peterbilt Semi.
NEED KEYS TO REMOVE OLD RADIO?
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1-866-424-0575
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If the factory side matches the pic to the left, this is the harness you need.
Truck side semi truck harness