• Comes as a PAIR
    • LH (Driver Side) and RH (Passenger Side)
  • Replaces dealer part numbers: 15826016, 15826017
  • Includes lenses, housings, and mounting panels
    • Buyer will have to reuse original headlight washers
  • Bulbs & ballasts included
  • Correct for HID (High Intensity Discharge) models ONLY
    • Not correct for models with Halogen low beam
This headlight pair is a great replacement and has good cost savings over a head light set from the dealer.

H.I.D. Ballast Note:

These Headlights are designed to be used with the supplied ballasts. 

Fit guaranteed
  • This pair of headlamps will install just as your originals do. You can use your existing hardware and wiring harnesses.
  • Save time and money with a direct fit. No trips to the hardware store or extra time trying to get the wiring to hookup.
  • 1A Auto has the most comprehensive warranty.
  • If this headlight set should fail to provide satisfactory performance you may exchange it.
  • 1A Auto Headlights are guaranteed to pass inspections in all 50 states. DOT (U.S. Dept. of Transportation) and SAE (Society of Automotive Engineers) approved.
  • Replacing discolored, scratched, dull or damaged headlights with a new pair from 1A Auto can increase your resale value by up to 10%.
  • A new pair of headlights can provide you with up to 50% more illumination than a dull, yellowed, sandblasted, broken or scratched headlight.
    • 1A Auto headlights can help you see farther at night and in poor driving conditions.
    • A new pair of headlights from 1A Auto can make you more visible to other traffic during heavy rain or wintry weather.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 3 questions Browse 3 questions and 3 answers
Are the assemblies for this item black in color?
Josh F on Feb 16, 2017
BEST ANSWER: the lenses are clear, just like the original.
What are the HID light system specifications?
Randy W on Nov 24, 2017
BEST ANSWER: I apologize, but what specifications are you particularly looking for?
Are these capa certified?
Corey G on Apr 22, 2016
BEST ANSWER: no. They are DOT and SAE approved. CAPA does not have much influence on much aftermarket today due to the quality coming so far over the years

Vehicle Fit

  • 2003-2007 Cadillac CTS HID (High-Intensity Discharge) Headlight Pair
Only 1 left in stock
Part #: 1ALHP01147

Ships Same Day for orders placed by 4 P.M. ET

We're here to help

1A Auto Parts

Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
- Dwuan M.
Read More