2003 Ford F-350 Hitch Wiring
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CURT®20" USCAR Wiring Extension Harness (USCAR to USCAR)Ford F-350 Super Duty 2003, 20" USCAR Wiring Extension Harness (USCAR to USCAR) by CURT®. A CURT custom wiring connector (sometimes called a T-connector) is a simple, plug-and-play electrical device that eliminates the need for cutting,...Creates a safe, reliable connection between your tow vehicle and your trailerTested in-house for safety$25.84 - CURT®Custom Wiring ConnectorFord F-350 Super Duty 2003, Custom Wiring Connector by CURT®. Output Type: 4-Way Flat. Plugs into USCAR socket to provide a 7-way RV blade connector. A CURT custom wiring connector (sometimes called a T-connector) is a simple,...Creates a safe, reliable connection between your tow vehicle and your trailerTested in-house for safety$28.69 - $29.43
- CURT®Replacement Plug for USCAR SocketFord F-350 Super Duty 2003, Replacement Plug for USCAR Socket by CURT®. 7-Way Vehicle End with 24" Bonded Wire. Material: Plastic. A CURT custom wiring connector (sometimes called a T-connector) is a simple, plug-and-play electrical...Creates a safe, reliable connection between your tow vehicle and your trailerTested in-house for safety$17.61
- CURT®T-ConnectorFord F-350 Super Duty 2003, T-Connector by CURT®. 2-wire System. A CURT custom wiring connector (sometimes called a T-connector) is a simple, plug-and-play electrical device that eliminates the need for cutting, splicing and soldering...Creates a safe, reliable connection between your tow vehicle and your trailerTested in-house for safety$15.28 - $40.16
- CURT®5th Wheel and Gooseneck Wiring HarnessFord F-350 Super Duty 2003, 5th Wheel and Gooseneck Wiring Harness by CURT®. There is nothing like the luxury and power that go along with heavy-duty towing. 5th wheel RVs offer a deluxe, home-away-from-home experience unlike any other,...Provides an extra connector for plugging in your trailer wiringIncludes a right-angle plug for easy installation$72.95 - $117.95
- Dorman®Trailer Hitch Electrical Connector PlugFord F-350 Super Duty 2003, Trailer Hitch Electrical Connector Plug by Dorman®. 7 Way Terminals. Restore the brake lights and turn signal on your trailer to proper operation with Dorman’s Trailer Hitch Plug. The Plug is constructed...Hitch Plug cap flips over to prevent corrosion and other damageDirect replacement for a proper fit$22.05
- Standard®Trailer Connector KitFord F-350 Super Duty 2003, Trailer Connector Kit by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Committed to being the best, Standard Engine Management manufactures and distributes a full line of engine management related products, including ignition and emission parts, on-board computers, ignition wires, battery cables and fuel system parts.Standard trailer connectors and accessories feature a robust design for installation confidence in every box$32.49 - $108.20
- Standard®Trailer Tow Relay ConnectorFord F-350 2003, Trailer Tow Relay Connector by Standard®. 7 Terminals Female Connector. Finish: Black. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...Each part has high-quality direct replacement electrical connector eliminates the need for a harness replacing only the damaged connector, for a cost effective repair solutionThe terminal is manufactured with high grade materials such as copper alloy, brass, and phosphor bronze. The housing is fabricated using polyamide resins. All of the materials together provide the connectors with prolonged life and superior performance in harsh environments$26.76
- Husky Towing®Trailer Brake System HarnessFord F-350 Super Duty 2003, Trailer Brake System Harness by Husky Towing®. Plug Quantity: 2. With connector. Compatible With Controllers With a Connector; 2 Plug. This top-grade product is expertly made in compliance with stringent...The Safest Or Easiest Way To Wire A Brake Control To Your Tow-Prepped VehicleSimply Attach The Adapter To The Brake Control$19.17
- CURT®Dual-Output Connector with Backup AlarmFord F-350 Super Duty 2003, Dual-Output Connector with Backup Alarm by CURT®. Plugs Into Round Uscar Socket. Provides a 7-way RV blade, 4-way flat socket and backup alarm. Whether you're a contractor on your way to the jobsite or just a...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$32.37
- CURT®Heavy-Duty Replacement OEM 7-Way RV Blade SocketFord F-350 Super Duty 2003, Heavy-Duty Replacement OEM 7-Way RV Blade Socket by CURT®. A CURT connector provides a reliable connection for your trailer wiring, using an industry-standard format, such as a 4-way flat, 6-way round or...Proudly made in Wisconsin, from start to finishBacked by a one-year parts warranty$17.49
- CURT®OEM Car Socket for 7-Way RV BladeFord F-350 Super Duty 2003, OEM Car Socket for 7-Way RV Blade by CURT®. Plugs into USCAR socket to provide a 7-way RV blade connector. Plugs into USCAR socket to provide a 7-way RV blade connector. There are several different types of...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$15.45 - $16.71
- Standard®Front Electrical SocketFord F-350 Super Duty 2003, Front Electrical Socket by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality, best-performing parts...Each part has high-quality direct replacement electrical connector that eliminates the need for a harness, replacing only the damaged connector, for a cost effective repair solutionThe terminals are manufactured with high grade materials such as copper alloy, brass, and phosphor bronze$12.06
- Standard®Intermotor™ Trailer Connector KitFord F-350 Super Duty 2003, Intermotor™ Trailer Connector Kit by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...The Intermotor™ brand has built its reputation by engineering and distributing a full line of genuine import parts – parts that are unrivaled for quality, original look, fit, form & function, as well as coverage.Standard trailer connectors and accessories feature a robust design for installation confidence in every box$54.85 - $56.85
- Standard®Trailer ConnectorFord F-350 2003, Trailer Connector by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality, best-performing parts for all import and...Designed with your specific vehicle in mindMeticulously crafted for an exact fit$23.58 - $31.10
- ACDelco®Professional™ Inline to Trailer Wiring Harness ConnectorFord F-350 Super Duty 2003, Professional™ Inline to Trailer Wiring Harness Connector by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.16 - $53.49
- Tow Ready®5th Wheel Adapter HarnessFord F-350 Super Duty 2003, 5th Wheel Adapter Harness by Tow Ready®. One-year warranty. Allows remote wiring in pickup beds or other hard to access areas when towing a fifth wheel or gooseneck trailer, using an OEM USCAR connector....Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer$118.19 - $148.06
- CURT®ATC FuseUniversal ATC Fuse by CURT®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Curt will last a lifetime. It will meet...Precisely welded for a perfect fit and functionProtected by an industry-leading, dual-coat finish - inside and out$39.20 - $40.33
- Hopkins Towing®Multi-Tow™ OE Version Replacement BracketUniversal Multi-Tow™ OE Version Replacement Bracket by Hopkins Towing®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product...Snap in bracket requires no tools to install connectorPowder coated steel bracket$8.74
- Truck-Lite®88 Series 55" Rear 15 Plug License and Stop/Turn/Tail Wiring Harness with Stop/Turn/Tail and Marker/Clearance and Auxiliary and Tail BreakoutUniversal 88 Series 55" Rear 15 Plug License and Stop/Turn/Tail Wiring Harness with Stop/Turn/Tail and Marker/Clearance and Auxiliary and Tail Breakout by Truck-Lite®. 14 Gauge. Male 7 Pole Plug, Right Angle PL-3, Female 0.180 Bullet....Expertly crafted from superior materialsProvides exceptional reliability$139.45 - $147.04
- Truck-Lite®88 Series Identification Wiring HarnessUniversal 88 Series Identification Wiring Harness by Truck-Lite®. 14 Gauge. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this...High quality at an affordable priceExpertly made from premium materials$24.51 - $65.43
- Truck-Lite®88 Series Main Cable Wiring HarnessUniversal 88 Series Main Cable Wiring Harness by Truck-Lite®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this Truck-Lite product...High quality at an affordable priceExpertly made from premium materials$52.01 - $328.50
- Truck-Lite®88 Series Marker Clearance Wiring HarnessUniversal 88 Series Marker Clearance Wiring Harness by Truck-Lite®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this Truck-Lite...High quality at an affordable priceExpertly made from premium materials$13.15 - $30.26
- CURT®4-Way Flat Dual-Output Electrical AdapterUniversal 4-Way Flat Dual-Output Electrical Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$26.50 - $38.55
- CURT®4-Way Flat Electrical Adapter with Brake Control WiringUniversal 4-Way Flat Electrical Adapter with Brake Control Wiring by CURT®. Adapts 4-way flat vehicle-end to 7-way RV blade trailer-end and adds a brake control connection. Product: Electrical Adapter. There are several different types...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$72.91
- CURT®4-Way Flat Electrical Adapter with TesterUniversal 4-Way Flat Electrical Adapter with Tester by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$27.66 - $30.30
- CURT®4-Way Flat to Round AdapterUniversal 4-Way Flat to Round Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials -...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$19.42 - $23.31
- CURT®4-Way Round to 4-Way Flat AdapterUniversal 4-Way Round to 4-Way Flat Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$5.56 - $9.38
- CURT®6-Way Round to 4-Way Flat AdapterUniversal 6-Way Round to 4-Way Flat Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$7.03 - $12.62
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2003 Ford F-350 Models
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