2016 Acura RLX Bulb Size

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Bulbs Chart

Turn Signal Light Bulb Rear - 7440

Back Up Reverse Light Bulb - 921

Trunk or Cargo Area Light - 168

Interior Door Light Bulb - 158


2016 Acura RLX Turn Signal Light Bulb Rear (7440)

    LED Lights

  • We Recommend

    Yorkim 194/7440 LED Bulb

    York Light Bulbs are designed with low temperature and low power consumption. More than 400% brighter than the original halogen bulb, full Aluminum Housing with Projection lens for Maximum Light output and better heat distribution, built Constant Current IC for a Longer lifespan. Normally use as Map Light, Dome Light, License

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2016 Acura RLX Back Up Reverse Light Bulb (921)

    LED Lights

  • Best Choice

    Philips 12789LPB2 Bright White Vision

    Replace your standard car lights with our robust Philips Vision LEDs that deliver dynamic lighting for your vehicle, both inside and out. The innovative design and unmatched performance of Philips Vision LEDs are available for brake and taillights, backup lights, dome lights, and license plate lights. These bulbs are covered

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2016 Acura RLX Trunk or Cargo Area Light (168)

    Halogen Lights

  • Premium Pick

    PIAA Xtreme White Plus High Performance

    The Xtreme White Plus Series of high output replacement bulbs give drivers better color recognition, depth perception, and improved contrast over stock halogen bulbs, all while meeting DOT specification. Xtreme White Plus bulbs feature a crisp white light output that allows for better road illumination, while a blue top coat

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    LED Lights

  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes.
  • Inexpensive But Reliable

    Diode Dynamics HP3 LED Bulbs

    Design. The 194 HP3 LED bulb is a compact, simple LED replacement with proven performance. The single diffused optic spreads light in the original lamp, for OEM-style appearance and function. With its dual-lead contacts, it will fit snugly in the socket, and its light weight means it won't vibrate loose over...
  • Extremely Bright

    iBrightstar T10 168 LED Bulbs

    Product benefits:  Non-polarity design, 500% brighter than original halogen bulb, aircraft grade aluminum heat sink with Low temperature for Longer life span & Low Power Consumption (Up to 50,000 Hours Service Life).

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2016 Acura RLX Interior Door Light Bulb (158)

    LED Lights

  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – Better beam pattern: each bulb has 5 pcs high power SMD led. – No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes. 194 led bulbs could fit most of the positions of

See more 158 LED Lights

Acura RLX Bulb Size By Years

Goal: This page exists to prevent buying the wrong bulbs for a 2016 Acura RLX, saving time and avoiding returns. The problem is mismatched sizes and incompatible LEDs; the chart gives recommended bulb numbers for each lamp, with the assumption you still verify against your owner's manual and local regulations. Trade-off decisions, like choosing brighter LEDs versus beam pattern, are noted when relevant. Prerequisites and step by step: Identify the lamp, compare the listed size, select a quality replacement, and install following safe procedures. Validation: after installation, inspect fit and test the light pattern and connector. These steps reduce common fitment errors under real constraints. Troubleshooting and wrap up: If a bulb doesn't seat or flickers, check connectors, polarity for LEDs, and fuse. Affiliate disclaimer: links on this page may earn a commission at no extra cost to you; recommendations reflect practical experience and are intended to help with selection and validation.

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