This set includes 2 3157 turn signal brake tail light bulbs, 3457 turn signal bulb Cross Reference Number: P27/7W, 3157, 3157LL, 3157K, 3157A, 3157ALL, 3157AK, 3157NA, 3157NALL, 3157NAK, 3157R, 3457, 3457LL, 3457K, 3457A, 3457ALL, 3457AK, 3457NA, 3457NAK, 4157, 4157LL.The 3157 taillight bulb is very suitable for many American SUV models such as the Jeep Grand Cherokee Wrangler Commander Compass Journey Primus Edge. The 3157 turn signals/brake lights are also suitable for specific old models such as the 2003 Ford Windstar, Ford F250, 2006 Nissan Altima, 2000 Toyota Corolla, Camry, and 2012 Jeep Liberty. These 12V halogen bulbs are designed for external use in cars and are used in conjunction with a double line plastic base with a large flat needle setting as multi-purpose lighting for brakes, turn signals, and auxiliary turn signals. Unlike LED alternatives, they are plug and play and do not have CANBus error codes or flashing. Just verify the parameters and dimensions of the old light bulb before purchasing to ensure a perfect match.