At STS, we include a free wiring adapter when you purchase one of our stereos. If you already have a stereo and just need an adapter, the STS wire harness detective is a simple way to locate adapters that will connect to the factory wiring in your rig.
**free harness adapter excludes SmartNav and Nav+ Bypass Kits
Amazing Low Flat Rate Shipping - Still Only $9.95 - All Domestic Orders Qualify!
Wire Harnesses
- 12-Pin Wiring Harness Adapter for HINO TrucksUse with PP107236 & PP107237 radios for installation into select Hino trucks$39.00
- Camera Adapter for KW NavPlus® or PB SmartNav® 2.0This harness is required by Kenworth NavPlus® HD and Peterbilt SmartNav® 2.0 systems when connecting front, rear and side-view cameras. This...$88.95
- Camera Adapter for Panasonic Infotainment SystemThis camera wire harness adapter is for the Panasonic Infotainment system in any Peterbilt or Kenworth truck. This adapter is required to add a front,...$88.95
- Harness Connector Adapter Yazaki 7222-1224Some International models series: 4000, 7000, and 8000 built September 2002 through 2007 will have a small white 12-pin connector on the instrument...$39.00
- Harness Connector Adapter – Yazaki 7222-1368Some International models series: 4000, 7000, and 8000 built September 2002 through 2007 will have a small white 16-pin connector on the instrument...$39.00
- Harness for Delphi Radio 11A Wiring - Western Star - REF 1220341Harness for Delphi Radio 11A Wiring – Western Star – REF 12203412$29.00
- Harness for Delphi Radio 1A Wiring - FreightlinerThe PP201491 harness has two connectors on the truck side and is used to convert the Freightliner 1A-wiring found in the following list to the modern...$29.00
- Harness for Delphi Radio 2A/3A Wiring - Peterbilt/KenworthThe PP201495 harness has three connectors on the truck side and is used to convert Peterbilt and Kenworth 2A/3A-wiring found in the following list to...$29.00
- Harness for Delphi Radio 3C Wiring - Kenworth T2000 & T300The PP201496 harness has two connectors on the truck side and is used to convert Kenworth 3C-wiring found in the following list to the modern ISO-DIN...$29.00
- Harness for Delphi Radio 4A Wiring - InternationalThe PP201497 harness has two connectors on the truck side and is used to convert International 4A-wiring found in the following list to the modern...$29.00
- Harness for Delphi Radio 5A Wiring - MackThe PP201498 harness adapter is used to convert Mack 5A-wiring found in the following list to ISO-DIN wiring. CAB OVER ENGINE (COE) MODEL MH RD,RM,DM,...$29.00
- Harness for Delphi Radio 6E Wiring - Volvo/IsuzuThe PP201499 harness adapter is used to convert Volvo, Isuzu and GMC 6E-wiring found in the following list to ISO-DIN wiring. VOLVO / ISUZU MODELS...$29.00
- Harness for Delphi Radio 7A Wiring - Sterling/FordThe PP201540 harness adapter is used to convert Sterling and Ford 7A-wiring found in the following list to ISO-DIN wiring. FORD FOUR SPEAKER 1998-2005...$29.00
- Harness for Delphi Radio 7C Wiring in 2005 and later FordThe PP204166 harness adapter is used to convert Sterling and Ford 7C-wiring found in the following list to ISO-DIN wiring. FORD TWO CONNECTOR WIRING...$29.95
- Harness for Delphi Radio FCI Conn. to ISO Wiring – CaterpillarThe PP201523 harness adapter is used to convert Caterpillar wiring found in the following list to ISO-DIN wiring. CATERPILLAR USING SINGLE FCI...$29.00
- Harness for Delphi Radio ISO-11C Wiring – Western StarThe PP201668 harness adapter is used to convert Western Star 11C Wiring to ISO-DIN wiring. CONSTELLATION SERIES TRUCKS 6/97 TO PRESENT This wiring...$29.00
- Harness for Delphi Volvo Specific StereosThe PP205655 harness adapter is used for retention of LECM (steering wheel and sleeper controls) in Volvo trucks. This adapter converts the factory...$79.95
- Harness for Panasonic Jam Conn - 1A Terminated Wire - FreightlinerThe PP201660 harness adapter is used to convert Freightliner 1A-wiring found in the following list to the Panasonic JAM connector. ALL MEDIUM DUTY -...$27.99
- Harness for Panasonic Radio 11C Wiring - Western StarThe PP201668 harness adapter is used to convert Western Star 11C Wiring to Panasonic wiring. CONSTELLATION SERIES TRUCKS 6/97 TO PRESENT This wiring...$29.00
- Harness for Panasonic Radio 16 PIN 3C Wiring - Kenworth T2000 &Harness for Panasonic Radio 16 PIN 3C Wiring – Kenworth T2000 & T300$29.00
- Harness for Panasonic Radio 16 PIN ISO-DIN WiringHarness for Panasonic Radio 16 PIN ISO-DIN Wiring$29.00Out of Stock
- Harness for Panasonic Radio 1A Wiring – FreightlinerHarness for Panasonic Radio 1A Wiring – Freightliner$29.00
- Harness for Panasonic Radio 1A Wiring – FreightlinerHarness for Panasonic Radio 1A Wiring – Freightliner$29.00
- Harness for Panasonic Radio 2A/3A/2Y Wiring – Peterbilt/KenworthHarness for Panasonic Radio 2A/3A/2Y Wiring – Peterbilt/Kenworth$29.00
- Harness for Panasonic Radio 2Y Wiring – Peterbilt Premium SoundHarness for Panasonic Radio 2Y Wiring – Peterbilt Premium Sound$29.00
- Harness for Panasonic Radio 3C Wiring – Kenworth T2000 & T300This harness is used to convert Kenworth 3C-wiring found in the following list to Panasonic JAM connector wiring. MODEL 387 BUILT TO 9/06 MODEL 387 W/...$29.00
- Harness for Panasonic Radio 4 Wiring – InternationalHarness for Panasonic Radio 4 Wiring – International$29.00
- Harness for Panasonic Radio 4A Wiring – InternationalHarness for Panasonic Radio 4A Wiring – International$29.00
- Harness for Panasonic Radio 4A Wiring – InternationalHarness for Panasonic Radio 4A Wiring – International$29.00
- Harness for Panasonic Radio 5A Wiring – MackHarness for Panasonic Radio 5A Wiring – Mack$29.00
- Harness for Panasonic Radio 5A Wiring – MackHarness for Panasonic Radio 5A Wiring – Mack$29.00
- Harness for Panasonic Radio 7 Wiring – Sterling/FordHarness for Panasonic Radio 7 Wiring – Sterling/Ford$29.00
- Harness for Panasonic Radio 7 Wiring – Sterling/FordThis harness is used to convert Sterling/Ford 7-wiring found in the following list to Panasonic JAM connector wiring. F-SERIES 1986-1997 With this...$29.00
- Harness for Panasonic Radio 7A Wiring – Sterling/FordThis harness is used to convert Sterling/Ford 7A-wiring found in the following list to Panasonic JAM connector wiring. FORD FOUR SPEAKER 1998-2005...$29.00
- Harness for Panasonic Radio 7B Wiring – Sterling/FordThis harness is used to convert Sterling/Ford 7B-wiring found in the following list to Panasonic JAM connector wiring. FORD/STERLING PREMIUM SOUND...$29.00
- Harness for Panasonic Radio Jam Conn. to 2A/3A Terminated WiringThis harness is used to convert Peterbilt and Kenworth 2A/3A-wiring found in the following list to Panasonic JAM Connector wiring. ALL MEDIUM DUTY...$29.00Out of Stock
- Harness for Panasonic Radio Jam Conn. to 4A Terminated WiringThis harness is used to convert International 4A-wiring found in the following list to Panasonic JAM connector wiring. 2600-8300 SERIES MEDIUM DUTY...$29.00
- Harness for Panasonic Radio Jam Conn. to 5A Wiring – MackThis harness is used to convert Mack 5A-wiring found in the following list to Panasonic JAM connector wiring. CAB OVER ENGINE (COE) MODEL MH RD,RM,DM,...$29.00
- Harness for Panasonic Radio Non-Terminated WiresHarness for Panasonic Radio Non-Terminated Wires.$27.00
- ISO Harness Adapter Radio Plug EndThis wiring harness plugs into any of our heavy-duty truck stereos. The function of this harness is to allow the installation of our ISO-DIN stereos...$27.00
- ISO Harness Adapter to Aftermarket WiringUniversal Harness for Radio Non-Terminated Wiring for installing an aftermarket stereo / radio such as Jensen, Dual, Sony, Kenwood, Alpine, Pioneer...$27.00
- ISO-DIN to Aftermarket Amplifier AdapterDo you want to install an amplifier in your semi-truck without splicing stereo harness wires? You're in luck! Our custom adapter plugs into your...$83.96
- Jam Connector to ISO Female WiringThis wire harness adapter is a Jam Connector to ISO Female Wiring, but it has another popular use as well. This harness adapter can be used to...$29.00
- Kenworth Navigation Bypass HarnessThis Bypass Kit allows the safe removal of your factory installed first generation NavPlus navigation system in Kenworth trucks. Double check details...$67.75More Info
- Peterbilt Navigation Bypass HarnessThis Bypass Harness provides a safe way to eliminate the Factory Installed First Generation SmartNav system in Peterbilt trucks with build year until...$59.98More Info
- ProAudio ISO Connect Radio HarnessThis wiring harness is the original that's included with the ProAudio radio models PP107233, PP107234 and PP107235. This adapter provides a 16 Pin...$27.48
- Fakra to Motorola AM/FM Antenna Adapter for Aptiv Stereo ModelsThe PP207236 antenna adapter converts the standard Motorola AM/FM antenna cable connector to the new FAKRA style connector needed for newer Aptiv...$6.99
- Thomas Built to Aptiv / Delphi Wiring Harness AdapterWiring harness adapter originally included in Aptiv for Thomas Built bundle kit PP105602.$54.06
- Wiring Bundle for SmartNav 2.0 and NavPlus HD Retrofit KitsIf you have a PB or KW truck with a first generation smartnav or navplus system and you have acquired the second generation stereo and screen, but...$198.00More Info
- Interconnect harness SmartNav 2.0 and NavPlus HD DEA600/DEA610The PP207009 Interconnect harness is used in the SmartNav 2.0 and NavPlus HD systems. It is responsible for connecting the DEA610 radio to the DEA600...$59.95
- VCAN Mic/V-Can Harness for SmartNav 2.0 and NavPlus HD SystemsThe PP207010 Mic/V-Can Harness is used in the SmartNav 2.0 and NavPlus HD systems. It is responsible for connecting the Bluetooth mic and the V-Can...$59.95
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