[HID headlight ballast replacement]Also known as Headlight Control Unit,a crucial part of HID lighting system, provides the voltage needed to start the lamp and regulates the electrical current of the light once it is lit.A failed ballast cause your bulb to burn.for tsx ballast is a perfect solution for your 2006 2007 2008 2009 2010 2011 2012 2013 2014 TL Type S TSX ZDX CSX ILX Accord -V -Z Elysion Fit FR-V Jazz Mobilio Spike [Fit the following vehicle]W3T19371 ballast fits for 2006-2014 TL TL-S, 2006-2014 TSX, 2012-2014 ILX, 2010-2013 ZDX, 2013-2014 , 2010-2013 , 2009-2011 CSX, 2011-2013 -Z, 2004-2014 , 2012-2014 -5, 2007-2012 -9, 2007-2009 3, 2009-2012 5, 2007-2009 Out lander, 2008-2012 Evolution [The W3T19371 Xenon HID Headlight Ballast Reference part number]33119--H01, 33119-SAA-013, 33119-TA0-003; interchange part number: 33119-STK-A01, W3T19371, W3T16271, W3T20671, W3T20971, W3T13072, W3T13071, W3T15971, W3T15671, W3T18671.better heat dissipation and vibration resistance,6