Introducing the revolutionary GTR Ultra Reverse LED Bulbs, meticulously engineered for the 2011-2013 Jeep Grand Cherokee to elevate your backup lighting performance. Redefine safety and visibility with these superior bulbs, designed to outshine traditional incandescent options. The Ultra version boasts an impressive 1200 effective Lumens, ensuring unparalleled brightness for enhanced rearward visibility. Featuring a projector lens and four-sided illumination, these bulbs excel in any reflector housing, maximizing output through a perfect blend of reflected and projected light. Engineered for longevity, the improved thermal capabilities guarantee cooler operation and a prolonged lifespan, making them a durable and reliable choice for your Jeep Grand Cherokee. This product has been verified in house and comes with a fitment and performance guarantee for the 2011-2013 Jeep Grand Cherokee.