D1S / D1R Replacement Ballast


For retro fit installations or replacing damaged OEM D1 type OEM ballasts. 3 mounting points as shown, which may or may not match exactly with your OEM ballast. If not you may have to mount strategically. Cutting may be required if your connectors are different. Notice: If your power wire is different than the supplied ballast, splicing may be required.

SKU: UNV-D1-BLST Category:


Replacement D1S Ballast – Waterproof and shockproof – NOT OEM! NOT DIRECT FIT!

(NOT OEM – This is aftermarket – Splicing Required for installation! We cannot stress this enough)

  • Input: DC 9V-16V
  • 85988 DOT
  • 1100VDC / 85VAC
  • Normal Working Voltage: 12V
  • Life-Expectancy: > 2000 hours
  • Ballast Output Power: 35W
  • Working Temperature: -40’C-105’C
  • Sticker print may vary depending on production batch

Include a ballast and a cables for connecto to car* OEM ballast MUST BE 2 wire type, if your ballast has multiple INPUT WIRES from the vehicle, this may mean your ballast is not just a ballast but a controller and you should get an OEM ballast. Example Cadillac DTS: Uses the ballast to control the low and high beam function.

Audi 06~07 A3, 02 and 07 A4, 02~06 A4 Avant, 03~06 A4 Sedan, 04 and 07 S4, 04~06 S4 Avant, 05~06 S4 Sedan, 07 Q7 and RS4. BMW 07 300-Series (coupe/Sedan/Wagon), 06~07 700-Series, 07 X5, 04~06 325i/325xi and 330i/330xi.

Cadillac 03~07 CTS, 04~07 SRX, 05~07 STS, 06~07 STS-V, 04~07 XLR, 01~04 Seville, 00~01 Catera and 03~06 Escalade.

Mercedes Benz 07 GL-Class and S-Class

Ultra Slim 35w 12v

*A Brand New D1S / D1R HID ballast for replacement on vehicles with the similar style ballast. If your vehicle has another shape of D1S ballast, this will also work, but will require you to cut your factory input connector to the ballast.  Please call us if you have any questions on the fitment.

Not compatible with Latest Mercedes or Latest Audi Models

Click Here for the Installation Guide  (PDF Reader Required)


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