Equip your Toyota Sienna for towing with this CURT custom wiring harness, designed for a seamless plug-and-play installation. This vehicle-specific kit eliminates the need for cutting, splicing, or soldering by plugging directly into your tail light assembly.

• Plug-and-play design connects directly to the vehicle tail light assembly for a quick installation.
• Eliminates the need for cutting, splicing, or soldering to preserve vehicle wiring integrity.
• Provides a 4-way flat output to power trailer tail lights, brake lights, and turn signals.
• Includes a 3-wire to 2-wire tail light converter for seamless electrical compatibility.
• Circuit-protected converter type ensures reliable electrical performance.