[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 will cause your bulb to burn.for acura tsx ballast is a perfect solution for your 2006 2007 2008 2009 2010 2011 2012 2013 2014 Acura TL Type S TSX RDX ZDX MDX CSX ILX Honda Accord Crosstour CR-V CR-Z Elysion Fit FR-V Jazz Mobilio Spike Odyssey Mazda Bia [Fit the following vehicle]W3T19371 ballast fits for 2006-2014 Acura TL TL-S, 2006-2014 Acura TSX, 2012-2014 Acura ILX, 2010-2013 Acura ZDX, 2013-2014 Acura RDX, 2010-2013 Acura MDX, 2009-2011 Acura CSX, 2011-2013 Honda CR-Z, 2004-2014 Honda Odyssey, 2012-2014 Mazda CX-5, 2007-2012 Mazda CX-9, 2007-2009 Mazda 3, 2009-2012 Mazda 5, 2007-2009 Mitsubishi Out lander, 2008-2012 Mitsubishi Lancer Evolution [The W3T19371 Xenon HID Headlight Ballast Reference part number]33119-SEP-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 protections against overpressure,low pressure,overheating,no-load,short circuit,reverse connection for more safety and durability [Fast startup & safe stability]built-in high pressure bag can speed up current conduction speed & save power consumption for fast startup,also can protect high pressure bag from any dust & rain in the engine environment to enhance security.Built-in high pressure bag for fast startup & safe stability.shell for better heat dissipation and vibration resistance performance Treated with adhesive glue irrigation for better waterproof & shockproof performance.Easy installation,just plug and play without any program or code.6 protections against overpressure,low pressure,overheating,no-load,short circuit,reverse connection for more safety and durability Powe