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CURT Custom Wiring & T-Connectors

Discover top-rated CURT Custom Wiring & T-Connectors for your brake controllers at Southwest Wheel®. Trusted for over 100 years, our reliable brake controllers are offered at competitive prices.

Explore a wide range of Curt Custom 4-Flat wiring options for various vehicles including Chevrolet Equinox, Ford F-Series, Toyota Highlander, and more. Ensure seamless towing with OEM Tow Package Required for optimal performance.

Enhance your towing experience with our selection of CURT Custom Wiring & T-Connectors. Browse our brake controllers selection for a complete towing solution.

Curt Custom 4-Flat, Fits Select XT4, Lyriq, Blazer EV, Equinox EV, Prologue - 56427
Free  FedEx  2nd Day Air Shipping and Volume Pricing
CURT 56427 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Cadillac XT4, Lyriq Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-p
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Price: $19.99
Curt Custom 4-Flat, Select Chevrolet Equinox, GMC Terrain, OEM Tow Package Required - 56210
Free FedEx Shipping
CURT 56210 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Equinox, GMC Terrain Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple
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Price: $13.95
Curt Custom 4-Flat, Select Chevrolet Equinox, OEM Tow Package Required - 56375
Free FedEx Shipping
CURT 56375 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Equinox Plugs into vehicle tail light assembly to provide a 4-way flat socket Simple plug-and-pla
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Price: $24.95
Curt Custom 4-Flat, Select Express, Savana 1500, 2500, 3500, OEM Tow Package Required - 55240
Free FedEx Shipping
CURT 55240 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Express, GMC Savana 1500, 2500, 3500 Plugs into existing OEM vehicle socket to provide a 4-way flat socket
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Price: $13.95
Curt Custom 4-Flat, Select Ford Escape, Mazda Tribute, OEM Tow Package Required - 55255
Free FedEx Shipping
CURT 55255 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford Escape, Mazda Tribute Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plu
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Price: $10.95
Curt Custom 4-Flat, Select Ford F-150, OEM Tow Package Required - 56110
Free FedEx Shipping
CURT 56110 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford F-150 Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-play desig
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Price: $24.95
Curt Custom 4-Flat, Select Ford F-250, F-350 Super Duty, OEM Tow Package Required - 55265
Free FedEx Shipping
CURT 55265 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford F-250, F-350 Super Duty Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple p
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Price: $27.95
Curt Custom 4-Flat, Select Ford Freestar, Mercury Monterey, OEM Tow Package Required - 56073
Free FedEx Shipping
CURT 56073 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford Freestar, Mercury Monterey Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simpl
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Price: $15.95
Curt Custom 4-Flat, Select Ford, Mercury, Lincoln Vehicles, OEM Tow Package Required - 55251
Free FedEx Shipping
CURT 55251 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford Explorer, Mercury Mountaineer, Lincoln Aviator Plugs into existing OEM vehicle socket to provide a 4-way flat soc
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Price: $15.95
Curt Custom 4-Flat, Select Ford, Mercury, Mazda Vehicles, OEM Tow Package Required - 55241
Free FedEx Shipping
CURT 55241 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford Explorer, Ranger, Mercury Mountaineer, Mazda B2500, B3000, B4000 Plugs into existing OEM vehicle socket to provid
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Price: $20.95
Curt Custom 4-Flat, Select Freestar, Monterey, Fits w/o OE Plug behind Bumper - 56673
Free FedEx Shipping
CURT 56673 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Ford Freestar, Mercury Monterey (No OE Plug behind Bumper) Plugs into existing OEM vehicle socket to provide a 4-way f
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Price: $30.95
Curt Custom 4-Flat, Select Hyundai and Kia Vehicles, OEM Tow Package Required - 56632
Free FedEx Shipping
CURT 56332 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Santa Fe, XL, Veracruz, Kia Sedona, Sorento Plugs into vehicle tail light assembly to provide a 4-way flat soc
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Price: $62.95
Curt Custom 4-Flat, Select Hyundai Santa Fe, OEM Tow Package Required - 56346
Free FedEx Shipping
CURT 56346 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Santa Fe Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-play
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Price: $48.95
Curt Custom 4-Flat, Select Lexus RX350, RX450h, OEM Tow Package Required - 56083
Free FedEx Shipping
CURT 56083 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Lexus RX350, RX450h Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-p
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Price: $20.95
Curt Custom 4-Flat, Select Mitsubishi Outlander, OEM Tow Package Required - 56296
Free FedEx Shipping
CURT 56296 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Mitsubishi Outlander Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-
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Price: $40.95
Curt Custom 4-Flat, Select Nissan and Suzuki Vehicles, OEM Tow Package Required - 55441
Free FedEx Shipping
CURT 55441 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Nissan Frontier, Pathfinder, Xterra, Suzuki Equator Plugs into existing OEM vehicle socket to provide a 4-way flat soc
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Price: $18.95
Curt Custom 4-Flat, Select Nissan Xterra, OEM Tow Package Required - 55244
Free  FedEx  2nd Day Air Shipping and Volume Pricing
CURT 55244 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Nissan Xterra Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-play de
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Price: $13.95
Curt Custom 4-Flat, Select Toyota and Lexus Vehicles, OEM Tow Package Required - 55245
Free  FedEx  2nd Day Air Shipping and Volume Pricing
CURT 55245 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Toyota 4Runner, Highlander, Land Cruiser, Lexus LX470, LX570, RX300 Plugs into existing OEM vehicle socket to provide
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Price: $29.99
Curt Custom 4-Flat, Select Toyota Highlander, OEM Tow Package Required - 56042
Free  FedEx  2nd Day Air Shipping and Volume Pricing
CURT 56042 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Toyota Highlander, OEM Tow Package Required Plugs into existing OEM vehicle socket to provide a 4-way flat socket
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Price: $15.95
Curt Custom 4-Flat, Select Toyota Highlander, OEM Tow Package Required - 56107
Free  FedEx  2nd Day Air Shipping and Volume Pricing
CURT 56107 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Toyota Highlander Plugs into existing OEM vehicle socket to provide a 4-way flat socket Simple plug-and-pla
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Price: $32.99
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