Diode Dynamics H8/H9/H11 SL2 Pro LED Bulbs – 2400 Lumens of Focused Power with Next-Gen TST LED Technology
Elevate your vehicle’s lighting performance with the Diode Dynamics H8/H9/H11 SL2 Pro LED Bulbs, engineered with industry-leading 2400 lumens per bulb and Thermal Separation Technology (TST) for unmatched thermal efficiency. With a fully integrated, wire-free design and an internal cooling fan, these bulbs are a premium plug-and-play upgrade for those demanding maximum output, precision beam control, and long-term reliability.
Key Features:
✔ Unmatched 2400-Lumen Brightness
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Delivers 2400 real, measured lumens per bulb—far brighter than halogen.
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Maintains your factory beam pattern for optimal focus, distance, and minimal glare.
✔ Next-Gen Thermal Separation Technology (TST)
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TST design channels heat away directly from the LED core, allowing higher sustained output.
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Operates efficiently at higher power without sacrificing optical focus or LED lifespan.
✔ Fully Integrated, Compact Design
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No external drivers or messy wiring—everything is built into the bulb housing.
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Adjustable collar ensures correct alignment in angled or tight-fit H9 housings.
✔ Top-Mounted Internal Cooling Fan
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Keeps the LEDs cool with direct, sealed internal cooling, preventing overheating.
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Fan is fully protected against dust and moisture for consistent, quiet performance.
✔ Reliable, Road-Ready Construction
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Made from die-cast A360 aluminum with a copper-core PCB for superior heat management.
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Survives temperatures from -40°F to 185°F, voltage spikes, and environmental stress testing.
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SAE J575 certified durability.
✔ Plug-and-Play for H8/H9/H11 Sockets
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Direct-fit replacement for halogen H8/H9/H11 headlight or fog light bulbs (not compatible with OEM HID systems).
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Polarity-specific OEM connectors ensure easy installation with no flickering or errors.
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DRL Compatible – operates at full brightness in daytime running light mode.
✔ USA Engineered & Lifetime Warranty
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Designed, tested, and assembled in the USA using cutting-edge LED tech.
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Backed by a Limited Lifetime Warranty and a 30-Day Satisfaction Guarantee.
Specifications:
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Bulb Size: H8/H9/H11
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Lumens: 2400 (measured per bulb)
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Color Temp: 6000K Cool White
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Power Draw: 22W
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Voltage Range: 9–30V
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Current Draw: 1.7A @ 12.8V
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Polarity: Polarity-specific
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Cooling: Integrated, Top-Mounted Fan
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LED Type: Automotive-Grade TST LEDs
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Materials: Copper PCB, Die-Cast A360 Aluminum
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Driver Type: Internal, Constant Current, Transient Protection
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Compliance: SAE J575 Durability Rated
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DRL Function: Yes – Operates at full brightness
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Quantity: Pair (2 Bulbs) + Hex Tool
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Warranty: Limited Lifetime Warranty
Important Fitment Note:
These bulbs are a direct replacement for halogen H9 bulbs only. They are not compatible with OEM HID systems. For fog or headlight use in halogen-equipped vehicles only. Always check local regulations for LED use.
