HID headlight ballast replacement, also known as Headlight Control Unit, is a crucial component of the HID lighting system. It provides the necessary voltage to start the lamp and regulates the electrical current once the light is on. A failed ballast can cause your bulb to malfunction. This ballast is a perfect solution for various vehicle models.Fitment: W3T19371 ballast fits 2006-2014 TL, TL-S, 2006-2014 TSX, 2012-2014 ILX, 2010-2013 ZDX, 2009-2011 CSX, 2011-2013 CR-Z, 2004-2014 Odyssey, 2008-2013 Accord, 2009-2014 CR-V, 2010-2013 Fit, 2007-2013 Jazz, 2008-2013 Mobilio Spike, 2011-2014 Biante, and other compatible models.Reference part numbers: 33119-SEP-H01, 33119-SAA-013, 33119-TA0-003. Interchange part numbers: 33119-STK-A01, W3T19371, W3T16271, W3T20671, W3T20971, W3T13072, W3T13071, W3T15971, W3T15671, W3T18671.Features: Improved heat dissipation and vibration resistance. Built-in protections against overvoltage, undervoltage, overheating, no-load, short circuit, and reverse connection for enhanced safety and durability. Built-in high-pressure igniter for fast startup and stable performance. Sealed housing ensures reliable operation in harsh environments. Treated with adhesive sealing for superior waterproof and shockproof performance.Specifications: Power: 35W. Bulb type: D2S. Lumen output: 3200LM. Beam angle: 360 degrees. Waterproof rating: IP68. Operating voltage: DC 12V. Working temperature range: -40C to +80C.Color: Silver. Material: Metal.Package includes: 1 x Ballast, 1 x Igniter, 1 x Power Cable. Only the items listed are included; other accessories are not included.Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement tolerance: +/- 1-3 cm.