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T-One® T-Connector Custom Harness, 4-Way Flat, w/Circuit Protected ModuLite® HD Module, Compatible with BMW X4

Part No 118887
Tekonsha® T-One® connector (also referred to as T-Connector) wiring harnesses are the fastest and easiest way to add an electrical connector to the back of your vehicle. These connectors are used to link the wiring from your vehicle to the trailer when towing. Tekonsha T-One connectors feature custom designs to fit each vehicle make and model based on manufacturer specifications. Plus, the Plug & Play connectors on the end of the wires make it easy to install. No cutting or splicing!

Tekonsha offers the largest, most complete line of T-One connectors. To install a Tekonsha T-One wiring harness, simply locate your vehicle's wiring harness connector typically behind the vehicle taillight - unplug the connection and insert the T-Connector into the vehicle's harness. It's that easy! So what are you waiting for? Hit the road with the peace of mind only Tekonsha can provide. Life's a Journey. Stop Often.

  • CUSTOM DESIGN: Tekonsha T-One T-Connector harnesses are designed to fit each make and model vehicle based on manufacturer specifications. Each harness has an industry standard 4-Way vehicle side plug end.
  • EASY INSTALLATION: No cutting or splicing required! Tekonsha T-One connectors are a DIYer’s dream. Easy to install, and easy to use. Follow the detailed vehicle specific instructions.
  • SUPERIOR FUNCTIONALITY: This wiring harness features solid, weather-proof construction that is designed to withstand the elements and stand the test of time.
  • OPTIMIZED CIRCUIT CAPACITY: This kit has a stop/turn capacity of 5 amps and a taillight capacity of 7.5 amps.
  • APPLICATIONS: This Tekonsha T-One Connector is designed to fit: 2021-2023 BMW X4
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Brand: TEKONSHA
Part Number: 118887
Price Code: E20
Warranty: Limited 1 Year Warranty
UPC: 016118166361
Dimensions: 8" x 5" x 3.72" (Shipping)
Weight: 1.5 lbs

When used together, the following parts make up the product (Kit) at the top of the page. They can be purchased together as part of the kit or as separate components for replacement or repair; however, ALL of the following MUST be used in order for the above product to work as advertised.

Tool Sizes Needed
Ratchet --
Screwdriver Standard
Sockets 10mm
Test Light --
Trim Panel Tool --
Product Requires Drilling Product Requires Drilling Product DOES NOT Require Drilling Product DOES NOT Require Drilling
Year Make / Model / Style Install Time Drill
'21 - '23 BMW, X4 60 minutes
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