LED Sequential Sidemarkers for 20-21 Sierra 2500/3500 HD Smoked Set Diode Dynamics Chevrolet Here is the bulb cross

Here is the bulb cross reference guide for this product: BAY15D

Measured Lumens: 56

Unlike other "warning cancellers" or "anti-flicker" components (that won't do the same thing as this product)

Unlike other bulbs on the market Diode Dynamics LEDs are built with constant-current inductive circuitry along with transient suppression

LED Sequential Sidemarkers for 20-21 Sierra 2500/3500 HD Smoked Set Diode Dynamics Chevrolet Here is the bulb crossUpgraded Styling. These LED sidemarkers are a plug and play replacement for the factory fender lights, illuminating the entire width of the housing for a distinctive look and brighter appearance. Unique Startup. Both the standard and sequential models feature a unique startup sequence. Every time the sidemarkers turn on, they illuminate in an intense amber color starting from the center then spreading to either side. Once they are completely