Morimoto 4257: XB LED Bulbs (Resistor-Free)
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- Free shippingMost orders $500+
- 30-day returnsSee policy
- Warranty supportWe work with the maker
Questions about fitment?
Talk to a TRU specialist
We’ll help you verify fitment before you buy.
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Important notes before you order
- ?ALIASES: 4256, 4257, 4257NA, 4257NALL, 4257NAK, 4257AK, 3156, 3156A, 3156AK, 3156K, 3156LL, 3156ST, 3156NA, 3156NAK, 3056, 3356, 3456, 3456LL, 4156, 3157, 3157A, 3157AK, 3157K, 3157LL, 3157NA, 3157NAK, 3157NALL, 3157ST, 3157X, 3157KX, 3157CK, 3157-SCK, 3157-SRCK, 3157-SCRK, 3155, 3155LL, 3047, 3047K, 3047LL, 3057, 3057A, 3057ALL, 3057K, 3057KLCP, 3057KX, 3057LL, 3057ST, 3057X, 3357, 3357A, 3357ALL, 3357K, 3357LL, 3357NA, 3454NA, 3457, 3457A, 3457AK, 3457ALL, 3457K, 3457NA, 3457NAK, 3757A, 3757AK, 3757ALL, 4057, 4057K, 4057LL, 4114, 4114K, 4114LL, 4157, 4157K, 4157LL, 4157NA, 4157NAK, 5702A, 5702AK, T25, P27W, P27/7W, W2.5x16d, W2.5x16q, T25 wedge socket family
- OEM NUMBERS: CEC 4257NA; CEC 3047; CEC 3057; CEC 3057NA; CEC 3155; CEC 3156; CEC 3156NA; CEC 3157; CEC 3157NA; CEC 3357; CEC 3357NA; CEC 3456; CEC 3457; CEC 3457NA; CEC 4057; CEC 4114; CEC 4114LL; CEC 4157; CEC 4157NA; OSRAM 3156; OSRAM 3157; OSRAM 4157NA; Philips 3156B2; Philips 3156LLB2; Philips 3157B2; Philips 3157LLB2; Philips 3057B2; Philips 3357B2; Philips 3457NAB2; Sylvania 3156LL; Sylvania 3157LL; Sylvania 3157ST; Sylvania 3057LL; Sylvania 3357LL; Sylvania 3457LL; Sylvania 4057LL; Sylvania 4114LL; Sylvania 4157LL
- AFTERMARKET SKUS: Diode Dynamics 4257 HP24 - 4257 switchback dual-color turn signal LED bulbs; Diode Dynamics 3156/3157 HP48 - 3156/3157/4257 turn signal LED bulbs; Diode Dynamics 3156/3157 HP11 - 3156/3157/4257 turn signal LED bulbs; Diode Dynamics 3156/3157 XP80 - 3156/3157/4257 turn signal LED bulbs; Diode Dynamics 3157 HP24 - 3157 switchback dual-color turn signal LED bulbs; Diesel LEDs 4256 LumX Reverse Set - 4256 reverse LED bulbs; Alla Lighting 4257NA / 4257 - switchback LED turn signal bulbs; Auxbeam 3156/3157 - T25 LED bulbs for turn signal/brake/tail/reverse lights; Morimoto B-LED-MMXB-3157 / LED413 - 3156/3157 XB LED bulbs; GTR Lighting GTR.LED583-2PK - 3156/3157 Carbide Canbus 2.0 white LED bulbs; GTR Lighting GTR.LED584-2PK - 3156/3157 Carbide Canbus 2.0 amber CK LED bulbs; GTR Lighting GTR.LED580-2PK - 3156/3157 Carbide Canbus 2.0 amber non-CK LED bulbs; GTR Lighting GTR.LED581-2PK - 3156/3157 Carbide Canbus 2.0 red LED bulbs; GTR Lighting GTR.LED586-2PK - 3156/3157 Carbide Canbus 2.0 switchback CK LED bulbs; GTR Lighting GTR.LED582-2PK - 3156/3157 Carbide Canbus 2.0 switchback non-CK LED bulbs; Lasfit T3-3157A - 3157/3057/3457/4057/4157 amber LED turn signal bulbs; Lasfit T3-3157R - 3157 red LED bulbs; Lasfit L2-3157A - 3157/3057/3457/4057/4157 amber LED bulbs; Sylvania 3156LL - 3156 Long Life mini bulb; Sylvania 3157LL - 3157 Long Life mini bulb; Sylvania 3157ST - 3157 SilverStar mini bulb; Sylvania 3057LL - 3057 Long Life mini bulb; Sylvania 3357LL - 3357 Long Life mini bulb; Sylvania 3457LL - 3457 Long Life mini bulb; Sylvania 4057LL - 4057 Long Life mini bulb; Sylvania 4114LL - 4114 Long Life mini bulb; Sylvania 4157LL - 4157 Long Life mini bulb; Philips 3156B2 - 3156 standard mini bulb; Philips 3156LLB2 - 3156 LongerLife mini bulb; Philips 3157B2 - 3157 standard mini bulb; Philips 3157LLB2 - 3157 LongerLife mini bulb; Philips 3057B2 - 3057 standard mini bulb; Philips 3357B2 - 3357 standard mini bulb; Philips 3457NAB2 - 3457NA amber mini bulb; SEALIGHT SLJ5 - 3157/3156/3057/T25 LED bulbs; Alla Lighting 3156/3157 - T25 LED bulbs; Super Bright LEDs 3156/3157 - T25 LED tail/brake/turn/backup bulbs
- FITMENT: Cars & Trucks
Specifications
| Brand | Morimoto |
|---|---|
| Part number | LED417 |
| Voltage Range | 10-18V DC |
| Current | 2.3A @ 13V DC |
| Luminosity | 1,680lm (raw, each) |
| Wattage | 30W |
| LED Chip Count | 52x 3030SMD |
| Lifespan | 2000 hours |
| Warranty | 2 Year |
What's in the box
| Qty | Part | Description |
|---|---|---|
| — | — | LED Bulbs: 2x (One Pair) 4257 Morimoto XB LED Bulbs |
Features
- Brightness: 30W power for brilliant illumination in turn signals, parking, brake, and tail lights.
- Resistor-Free: Prevents hyper-flashing without extra components, ensuring consistent performance.
- Compatibility: Works with both CK and non-CK circuits, simplifying your buying decision.
- Heat Management: Integrated fan keeps vital components cool for long-lasting reliability.
- 2023 Innovation: The latest in LED technology for a brighter, safer drive.
Installation
Free install support from the Trucks R Us tech team, for you or your shop.
Overview
Introducing the 4257 Morimoto XB LED Bulbs LED417, the latest innovation in automotive lighting for 2023. These LED bulbs are designed to upgrade your vehicle's turn signals, parking lights, brake lights, and tail lights with unbeatable brightness and performance. With 30 watts of power, they provide exceptional illumination, enhancing both style and safety on the road. One standout feature is their resistor-free design, ensuring they won't cause hyper-flashing issues in your turn signals. Unlike other "resistor-free" LED bulbs on the market, these maintain their brightness and reliability for over 30 minutes without overheating. They are also compatible with both CK and non-CK circuits, simplifying the buying process. Moreover, these bulbs incorporate effective heat management technology, preventing overheating and ensuring the longevity of critical components. Upgrade your vehicle's lighting with Morimoto's 4257 XB LED Bulbs, the future of plug-and-play LED lighting solutions.
Let's Face it: So many modern vehicles are still using incandescent bulbs in their turn signals, parking lights and brake lights that the world just isn't quite ready to move on from plug n play LED Bulbs. Despite that, the category has been stagnant for years with little to no real innovation or upgrades... until now. The new XB LED Bulbs are a much-needed refresh in this category and are all new for 2023!
Unbeatably Bright: The 4257 XB LED bulbs are great for turn signals, parking lights, brake lights, and tail lights, brake, and tail lights. With 30w of power, they are incredibly bright too, making for an instant upgrade in performance, style, and safety no matter where you put them to use.
Resistor-Free: The XB LED bulbs do not need any extra resistors and they won't cause any hyper-flashing on your turn signals either! Unlike other "resistor-free" LED bulbs that have been on the market for a while now that dim down and start hyper-flashing within a minute or two, these will maintain their resistor-free nature AND their intensity for well over 30 minutes, all without any overheating or reliability issues.
CK or Non-CK: These bulbs are conveniently compatible with both CK and non-CK Circuits, so there's no need to take a multi-meter and a friend out to your truck just to ensure you're buying the right version. The electronic system is universal for both.
Heat Management: is crucial for reliability when it comes to anything LED. High wattage means high surface temperatures, but the integrated fan works well to keep hot air away from the internal cavity of the bulb. The XB LED Bulbs do a great job at keeping the critical components such as the circuit board and LED chips cool, and therefore reliable.
Questions
Will this fit my truck?
Select your truck at the top of the page and the fit check will confirm it. If your exact trim is not listed, call 866-235-4715 or live chat and a fitment specialist will check it before you order.
Do you help with installation?
Yes. Our technical team helps you or your shop with installation and troubleshooting after delivery, on top of the manufacturer’s support.
What if the part has a problem?
We work the warranty claim with the manufacturer on your behalf, within the manufacturer’s warranty policy.
Can I return it?
Most items can be returned within 30 days. See our return policy for details.
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