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Pair of H7 halogen bulbs with clear quartz glass finish

GP Thunder

GP Thunder Sgp58k-H7 5800K 55W automotive specialty lighting

SKU CH-GWFW-9NY11

5800 K halogen fog and driving bulbs, 55 W, quartz glass, sold as a pair

  • TypeFog Lights/Driving Lights
  • QualityPerformance
  • 5800 K plasma white output for sharper night vision
  • 55 W standard draw keeps factory wiring intact
  • Quartz glass envelope sustains maximum luminous flux
  • Sold as a matched pair for balanced illumination
  • 12 V halogen design fits H7 headlamp, fog or DRL sockets

GP Thunder H7 5800K halogen bulb pair

This pair of GP Thunder H7 halogen bulbs delivers a 5800K super-white light for headlamp, fog or daytime running use. They operate at standard 55W power draw on a 12 volt vehicle system. The quartz glass construction supports the higher colour temperature while maintaining regular wattage. Drivers wanting a brighter, whiter appearance without retrofitting HID or LED kits will find these a direct-fit upgrade.

Halogen output limits at 55W

Halogen technology at 55W cannot match the lumen output or efficiency of factory HID or modern LED systems. The 5800K colour temperature mimics daylight but the actual light volume remains bounded by the filament design. Beam pattern depends entirely on the reflector or projector housing already in the vehicle; these bulbs do not reshape the beam. Buyers who need significantly more distance or width than the original halogen setup provides will not achieve it with a bulb swap alone.

Simple H7 socket installation

Installation is a direct H7 plug-and-play swap in most housings that accept standard H7 bases. The quartz glass envelope is sensitive to skin oils, so clean gloves or a lint-free cloth must be used during handling to avoid hot spots and early failure. Ensure the retaining clip seats fully and the connector clicks home; a loose fit causes flicker or melt damage. Builders who need a different base type or integrated CAN-bus decoder cannot use this bulb without extra adapters.

Highlights

  • 5800 K plasma white output for sharper night vision
  • 55 W standard draw keeps factory wiring intact
  • Quartz glass envelope sustains maximum luminous flux
  • Sold as a matched pair for balanced illumination
  • 12 V halogen design fits H7 headlamp, fog or DRL sockets

Specifications

TypeFog Lights/Driving Lights
QualityPerformance

Questions about this item

Which colour temperature should I choose for my headlights?

The range includes 3500K for a warm yellow tone, 5800K for a neutral white, 7500K for a cool white with a blue hint, and 8500K for a strong blue-white look.

What does the 5800K rating deliver on the road?

A 5800K bulb produces a neutral white beam that closely matches daylight, improving contrast and reducing eye strain during night driving.

Will the H7 base and 12 V rating work with my car’s standard wiring?

Yes, the H7 base fits the factory headlamp or fog-light socket and the 12 V rating matches the vehicle’s electrical system without modification.

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