RMS3301PRO - 5.75 (Gen3) Small Round Headlight Conversion Kit with 10,000 LM H4 Mini Projector LED Bulbs

5.75" Gen3PRO Round Glass Sealed Beam LED Headlight Conversion Kit – 10,000 LM H4 Mini Projector LED Bulbs

Upgrade your factory sealed beam headlights without sacrificing the original OEM appearance. The RMS Lighting Gen3PRO 5.75" Round Sealed Beam Conversion Kit is engineered with OE-style glass lenses, durable metal housings, and high-output 10,000-lumen H4 Mini Projector LED bulbs to deliver exceptional nighttime visibility, a sharp projector-style beam pattern, and an easy plug-and-play installation.

What makes the Gen3PRO different from the Gen2?
The Gen3PRO features H4 Mini Projector LED bulbs, producing a significantly cleaner beam pattern and a sharper cutoff line similar to today's factory projector headlights. The result is improved road illumination with reduced glare while maintaining the classic factory appearance.

Designed specifically for classic vehicles equipped with 5.75" round sealed beam headlights, this kit provides modern projector LED performance while preserving an OEM-style look.

Kit Includes

• (4) Gen3PRO 5.75" Round Glass Headlight Housings with Metal Housings

• (4) 10,000-Lumen H4 Mini Projector LED Bulbs (6500K Cool White)

• (2) Plug-and-Play Harness Adapters (3-Prong H4 to Factory 2-Prong High Beam Connector)

• 2-Year Warranty on LED Bulbs

LED Bulb Specifications

• Output: 10,000 Lumens per bulb

• Power: 50 Watts

• Color Temperature: 6500K Cool White

• H4 Mini Projector LED Design

• Operating Voltage: 12V DC

• Rotating Adjustable Bulb Base

• Active Cooling Fan

• IP68 Waterproof Rating

• Operating Temperature: -40°C to +85°C

Why Choose the Gen3PRO Kit?

The Gen3PRO combines OE-spec glass lenses with premium H4 Mini Projector LED bulbs to produce a noticeably cleaner beam pattern and sharper cutoff than traditional reflector-style LED bulbs. This provides excellent nighttime visibility while reducing glare for oncoming traffic.

The adjustable rotating bulb base allows precise alignment for maximum projector performance, while the OE-style glass lenses and metal housings preserve the original factory appearance.

Unlike many lower-cost plastic housings, these OE-spec glass lenses won't yellow or haze over time, ensuring long-lasting performance and clarity.

Features & Benefits

• True Plug-and-Play Installation

• No Modification Required

• H4 Mini Projector LED Bulbs

• Sharp Projector-Style Cutoff Line

• OE-Spec Glass Lenses with Metal Housings

• Factory-Style Appearance

• Improved Nighttime Visibility

• Rotating Bulb Base for Precise Beam Adjustment

• Longer Lifespan Than Traditional HID Systems

• IP68 Waterproof Construction

• 2-Year LED Bulb Warranty

Fits These Sealed Beam Replacements

• H5001

• H5006

• 4000

• 5001

Popular Applications

• Classic Chevrolet Caprice

• Chevrolet Impala

• GM Quad Headlight Vehicles

• Older Toyota Quad Headlight Vehicles*

• Older Mazda Quad Headlight Vehicles*

*Some older Toyota models may require a different pin configuration.

Built to Last

Every kit is manufactured with OE-spec glass lenses and durable metal housings—not plastic—so they won't yellow or haze over time. Combined with premium Mini Projector LED bulbs and RMS Lighting quality, this kit delivers the performance, reliability, and factory appearance enthusiasts expect.

Have questions about compatibility? Contact us before ordering, and we'll be happy to help ensure you get the correct kit for your vehicle.