Exterior Components› Lights and Components
Diode Dynamics
Diode Dynamics - LED Sidemarkers for 2014-2019 Cadillac ATS/CTS (non V), Smoked (pair)
SKU: D00H DD5066
Easy — 1–2 hours
Description
Part #: DD5066
Features Modern LED replacements compatible with Cadillac CTS (non V) 2014-2019 factory sidemarkers Increased output, with unique styling OEM-grade retroreflector optics Available in red, clear, or smoked lens options Engineered and assembled in USA Overview Upgraded Styling. If you're looking to give your vehicle an upgrade in styling and appearance, this is the perfect way to do it! These replacement units are loaded with hundreds of LEDs, for a modern and unique appearance. With the full LED array, they illuminate brighter than factory as well! Choose from three lens color options to match your vehicle or preference. OEM Grade. Unlike other sidemarkers on the market, Diode Dynamics lamps use OEM-grade retroreflector optics, which provide required the reflective safety and a clean, premium appearance when off, unlike "diffuser" or plain flat lenses without any reflective features. The units themselves are designed directly from OEM CAD data for a perfect fit, and the connector plugs right into the factory socket. Reliability. These LEDs are designed with newer constant-current circuitry and transient voltage protection. These features, found in factory-installed lighting components, protect the circuit over time, ensuring years of flicker-free performance.
Features:
- Modern LED replacement for your factory lamp
- Plug-and-play installation no modification needed
- OEM fit-and-finish
- OEM-grade retroreflector optics
- Engineered and manufactured in USA
If you're looking to give your vehicle an upgrade in styling and appearance this is the perfect way to do it! These replacement units are loaded with hundreds of LEDs for a modern and unique appearance.
MIA's Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Diode Dynamics |
| Part Number | D00H DD5066 |
Videos
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy