4210 Replacement Festoon LED Bulbs (42mm) Pair, 10-20121 Festoon

4210 Replacement Festoon LED Bulbs (42mm) Pair, 10-20121 Festoon[blurb]Speed Demon LED replacement bulbs are designed to replace numerous vehicle applications, including dome lights, map lights, trunk lights, hood lights, turn signals, brake lights, reverse lights and marker lights.. This 42mm festoon bulb replaces 4210 bulbs. The 42mm bulb has 3 LEDs on a rectangular PCB (printed circuit board). LEDs are mounted to one side of the board for direct 180 illumination with no wasted light. Festoon base for easy plug

this power pack makes a great gift for anyone who values convenience and reliability

Don't settle for inferior lighting solutions – experience the unmatched value and performance of Speed Demon's Rechargeable Magnetic Lantern

1788 Lumens

making installation a breeze

Whether you're conquering rugged trails or blazing through the night

4800 Lumens

Just like its straight counterpart

DOT/SAE Compliant

Tower-style design with a BA15S 15mm bayonet base for easy plug-and-play installation—just push and twist to lock in place

knowing that your lights are equipped with the toughest

Beam Pattern: 90° Flood Beam

When you first turn it on