921/T15: GTR Ultra Series LED Reverse Bulbs

Introducing the GTR Ultra Reverse LED Bulbs – the ultimate upgrade for your vehicle's backup lights. Experience unparalleled brightness and reliability like never before. With a significant increase in light output, the new Ultra version outshines its predecessor, producing a stunning 1200 effective Lumens per bulb. Engineered with cutting-edge technology, these bulbs feature a unique four-sided illumination and a top-edge projector lens, ensuring optimal performance no matter how they're positioned in your reflector housings. What sets the GTR Ultra apart is its unbeatable combination of power and control. Unlike the old model, the new version effortlessly delivers peak performance without being over-driven, thanks to enhanced thermal capabilities. This means a cooler operation, extended lifespan, and unmatched dependability. Don't overlook the luxury of improved rear-ward visibility – upgrading to the GTR Ultra ensures you never miss a thing. Installation is a breeze, fitting seamlessly into your existing setup for a fool-proof upgrade.