![Diode Dynamics 921 XPR Reverse LED Bulb [Cool White; Set of 4] - Universal](https://cdn.shopify.com/s/files/1/2076/8493/files/dd0394p_921_xpr_white_pair_1_1.jpg?v=1732593820)
Diode Dynamics 921 XPR Reverse LED Bulb [Cool White; Set of 4] - Universal
Features Direct replacement for factory incandescent 921-size backup bulb. 16 high-power LEDs arranged on all four sides. Fully metal heatsinking for maximum output. Inductive constant-current drive circuit. Increased output with LED Appearance. Plug and play, simple installation. 1600 lumens (initial output), 720 lumens (stable output). Overview Upgrade. Add more light output and a modern appearance to your backup lights with the 921 XPR backup bulb. Each of the four sides of this bulb is populated with 4 high power LED chips for maximum brightness. Housed in an aluminum casing with a textured finish for superior heatsinking properties, the XPR will last for years to come. Best of all, installation only takes minutes - simply take out your factory bulb and the XPR will fit snugly in the socket. Brightness. At 720 lumens, the XPR will provide significantly more light output than your factory bulb. All Diode Dynamics LED lighting is rated with accurate, measured lumen figures