The Directed Electronics THMAN1 is a vehicle-specific plug-and-play T-harness designed for select Mazda, Scion iA, and Toyota Yaris vehicles. Engineered for use with Directed DS4 and DS4+ remote start and security systems, this harness allows installers to connect directly to the vehicle's factory wiring without extensive cutting or splicing. The THMAN1 streamlines installation, reduces labor time, and helps maintain the integrity of the vehicle's OEM electrical system. Key Features Designed for use with Directed DS4 and DS4+ remote start systems Plug-and-play installation minimizes wire cutting and splicing Vehicle-specific connectors provide OEM-quality integration Reduces installation time and complexity Maintains factory wiring integrity Ideal for remote start, security, and vehicle integration applications Professional-grade construction for long-term reliability Supports clean and reversible installations Vehicle Compatibility Fits select vehicles including: Mazda Mazda3 (2014-Up) Mazda Mazda6 (2014-Up) Mazda CX-3 (2016-Up) Mazda CX-5 (2013-Up) Mazda CX-9 (2016-Up) Mazda MX-5 Miata (2016-Up) Scion iA (2016) Toyota Yaris iA (2017-2018) Toyota Yaris Sedan (2019-Up) Vehicle compatibility may vary based on model year, trim level, ignition type, and factory equipment. Verify fitment before purchase. Specifications Part Number: THMAN1 Product Type: Remote Start / Security T-Harness Compatibility: Directed DS4 and DS4+ systems Installation Type: Plug-and-play Vehicle-Specific: Mazda, Scion iA, and Toyota Yaris Connector Style: OEM factory connectors What's Included THMAN1 T-harness Vehicle-specific connectors Installation documentation