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Audi RS 3 2018 Bulb Size
Bulb size chart
2825 Bulbs
Used for: Dome Light Bulb, Glove Box Light Bulb, Interior Door Light Bulb, Map Light Bulb, Trunk or Cargo Area Light
6418 Bulbs
Used for: Vanity Mirror Light Bulb
This page for the 2018 Audi RS 3 helps you verify interior bulb sizes by lighting position, so you can match the right replacement before you buy. Use it as a quick reference for common cabin and cargo-area lights, especially when you want to avoid guessing between similar-looking bulbs.
For the 2018 Audi RS 3, the listed interior positions include the glove box light, trunk or cargo area light, dome light, map light, interior door light, and vanity mirror light. Because trim and lighting equipment can vary by market and body style, checking the exact location on your car is the best way to confirm fitment.
Fitment can vary on the 2018 Audi RS 3 depending on trim, lighting package, and whether the vehicle uses halogen-style bulbs or LED modules in certain positions. If your car has been modified with aftermarket LED conversions, the original bulb size may still be the correct starting point, but the replacement type and connector style can differ. Always compare the installed bulb before ordering, especially for lights that may have been changed previously or replaced with non-OE parts. When in doubt, remove the bulb and match the base and size directly before purchase.
FAQ
What bulb size does the 2018 Audi RS 3 use for the glove box light?
The glove box light bulb listed for the 2018 Audi RS 3 is 2825.
What bulb size fits the trunk or cargo area light on a 2018 Audi RS 3?
The trunk or cargo area light bulb listed for the 2018 Audi RS 3 is 2825.
What bulb size is used for the dome light on a 2018 Audi RS 3?
The dome light bulb listed for the 2018 Audi RS 3 is 2825.
What bulb size fits the map light on a 2018 Audi RS 3?
The map light bulb listed for the 2018 Audi RS 3 is 2825.
What bulb size is used for the interior door light on a 2018 Audi RS 3?
The interior door light bulb listed for the 2018 Audi RS 3 is 2825.
What bulb size fits the vanity mirror light on a 2018 Audi RS 3?
The vanity mirror light bulb listed for the 2018 Audi RS 3 is 6418.
Are all interior bulb positions on the 2018 Audi RS 3 the same size?
No. Several positions use 2825, but the vanity mirror light uses 6418, so it is important to check each location separately.
Why should I verify bulb sizes by lighting position on the 2018 Audi RS 3?
Different interior lights can use different bulb sizes even within the same vehicle. Verifying by position helps you avoid ordering the wrong bulb for a specific lamp.
Can trim or lighting package changes affect bulb fitment on the 2018 Audi RS 3?
Yes. Trim, market, and lighting package differences can change the exact setup, so the bulb in your car should always be confirmed before ordering.
What should I do if my 2018 Audi RS 3 has LED interior lights?
If a light uses an LED module instead of a replaceable bulb, the listed bulb size may not apply to that specific fixture. Check the installed part before buying a replacement.
Do aftermarket LED upgrades change the original bulb size for the 2018 Audi RS 3?
The original bulb size is still useful as a reference, but aftermarket LED conversions may use different replacement parts or adapters. Confirm the installed bulb and socket style first.
How can I avoid buying the wrong interior bulb for my 2018 Audi RS 3?
Check the bulb in the exact location, compare the base and size, and confirm whether the car has been modified or equipped with a different lighting package before ordering.