GTR Lighting GTR.LED720 Carbide Canbus LED Bulb - PY21W Red

The GTR Lighting Carbide Series 2.0 LED bulb replaces any PY21W series bulb including BAU15S, delivering brilliant red illumination for turn signals, brake lights, and tail lights. Originally designed to be the brightest option in the world, the version 2.0 is even brighter, providing enhanced visibility and safety on the road.

Key Features:

• Built-in Canbus-integration circuit works with 95% of all cars, trucks, and motorcycles, eliminating the need for external resistors in most applications
• Custom-built LED chips produce vibrant red color for superior visibility
• Strategically placed vents and heat sink fins maximize passive cooling
• Plug-and-play installation in most vehicles
• Compatible with 12V and 24V systems

In the past you had to wire in resistors to your turn signal bulb circuits to trick the computer into thinking LED bulbs were the same as old dim bulbs. The Carbide Series 2.0 eliminates this hassle with integrated Canbus technology that prevents hyper-flashing and error codes in most modern vehicles. While some vehicles may still require resistors, this bulb is confirmed to work without modification in vehicles like the 2018 Dodge Durango, 2019 Jeep Wrangler, and 2018 Toyota 4Runner.

Cross-Reference Numbers: PY21W, BAU15S, 7507, 1056, 5009, 12496, 7507AST