Nissan Altima 2018 Bulb Size

Bulb size chart

Fog Light Bulb Front - H11 LED, H16 LED
Headlight Bulb High Beam - H9
Headlight Bulb Low Beam(with halogen headlights) - H11
Headlight Bulb Low Beam(with LED headlights) - LED
Back Up Reverse Light Bulb - 921
Brake Light Bulb - 7443R
Center High Mount Stop Light Bulb - LED
Daytime Running Light Bulb(with halogen headlights) - 5201
Daytime Running Light Bulb(with LED headlights) - LED
License Plate Light Bulb - 168, 917
Parking Light Bulb - 7444NA
Side Marker Light Bulb Front - 168NA
Side Marker Light Bulb Rear - 168NA
Stepwell Light Bulb - 194, 7441
Tail Light Bulb - 7443R
Turn Signal Light Bulb Front - 7444NA
Turn Signal Light Bulb Rear - 7440A
Dome Light Bulb - DE3175
Glove Box Light Bulb - 2721
Map Light Bulb - LED
Trunk or Cargo Area Light - 158
Vanity Mirror Light Bulb - LED

H11 LED Bulbs

Used for: Fog Light Bulb Front

View all 5 replacement options for size H11 LED →

H16 LED Bulbs

Used for: Fog Light Bulb Front

View all 5 replacement options for size H16 LED →

H9 Bulbs

Used for: Headlight Bulb High Beam

Sealight L2 Series

Sealight L2 Series

Simple installation: it’s been designed as a plug-and-play lighting solution, so does not need the help of a mechanic to fit into most cars. No pain of replacing bulbs often: a maximum level of heat dissipation is achieved when they are in use thanks to the ball-bearing cooling fan, the copper thermal heat sink, and high-density aluminum body, ensuring up to 50,000 hrs lifespan. No spots: with a 360-degree light output radius, these bulbs remove all dark spots and provide a much wider angle of output than with standard bulbs.

$27.94

Buy on Amazon →

PIAA 19665 H9 Xtreme White Plus

PIAA 19665 H9 Xtreme White Plus

If you’re looking for better visibility on your road, then Xtreme White Hybrid bulbs should be at the top of your list. These high-quality glasses and alloy filaments provide more contrast to what can sometimes become dim or dull light from stock lamps so that way not only do they allow car lovers to see farther but also safer as well! Made with safety in mind from the start these products have been designed by professionals who know exactly how important it is to have functioning bulbs in any season and during every weather.

$67.25

Buy on Amazon →

KATANA H9 LED Headlight Bulbs

KATANA H9 LED Headlight Bulbs

Introducing the KATANA H9 LED Headlight Bulbs, the perfect solution for all your lighting needs on the road. This LED headlight bulb is 400% brighter than the original halogen lamp, providing you with 4 times the brightness and allowing you to see farther and wider. The H9 LED headlight has a 360° beam angle that ensures you have a perfect beam pattern without any dark spots, making it safe to drive in all weather conditions - be it rainy, foggy, or snowy. The installation process is simple and hassle-free, with a plug-and-play design that is almost 1:1 to the halogen lamp. You don't need any tools or modifications, and the installation can be completed in just 10 minutes. The KATANA H9 LED Headlight Bulbs are compatible with 99% of vehicles and come with an upgraded CANBUS that ensures seamless operation.

Buy on Amazon →

View all 10 replacement options for size H9 →

H11 Bulbs

Used for: Headlight Bulb Low Beam(with halogen headlights)

PIAA 15211 H11 Xtreme White Plus

PIAA 15211 H11 Xtreme White Plus

Xtreme White Hybrid bulbs are worth it if you want the lightest possible. They're brighter and provide better contrast versus stock, allowing drivers to see farther with greater safety on dark roads or high traffic areas like city streets at night time - because these lights don't have any filters that would interfere with their visibility! Made from quality materials such as quartz glass alongside our special alloy filaments which reflect heat much more efficiently than common metals do; this means they will last longer without getting too hot and eventually cracking under pressure (which can lead us to an accident).

$73.19

Buy on Amazon →

View all 24 replacement options for size H11 →

921 Bulbs

Used for: Back Up Reverse Light Bulb

View all 14 replacement options for size 921 →

7443R Bulbs

Used for: Brake Light Bulb, Tail Light Bulb

MAXGTRS 7443R Red LED Light Bulbs - Brake / Turn Signal / Tail

MAXGTRS 7443R Red LED Light Bulbs - Brake / Turn Signal /...

Upgrade your vehicle with the MAXGTRS 7443R Red LED Light Bulbs, delivering 360° illumination that is six times brighter than the average, thanks to their 4-sided light source and Auto Grade 3570 LED Chips. These bulbs produce a striking 24w 4000 lumens of red light, enhancing your driving safety by covering a wider area. Additionally, the bulbs’ Plug & Play design offers convenience, preventing hyper flash and error warnings without the need for extra resistors or parts. Choose the MAXGTRS 7443R Red LED Light Bulbs for a blend of bright, reliable, and easy-to-install lighting for your vehicle.

Buy on Amazon →

Alla Lighting 7443R Red Flashing Light Bulb

Alla Lighting 7443R Red Flashing Light Bulb

Elevate your driving experience with Alla Lighting 7443R Red Flashing Light Bulbs. Each bulb boasts 39 high power 2835 SMD LEDs, delivering a combined 2000 lumens of vibrant light. Equipped with a smart IC driver and a projector-lens, these bulbs offer 360° light output and a stable, long-lasting performance of up to 30,000 hours. Designed for versatility, they are the perfect replacement for back-up reverse lights, brake tail lights, and center high-mounted stop lights (3rd brake lights) lamps. The bulbs feature an aluminum heat sink for optimal heat dissipation and operate efficiently within a wide voltage range of 9V~30V, thanks to the built-in intelligent IC driver.

Buy on Amazon →

View all 10 replacement options for size 7443R →

5201 Bulbs

Used for: Daytime Running Light Bulb(with halogen headlights)

Auxbeam 5201/5202/9009 LED Fog Light Bulbs, 6500K Xenon White

Auxbeam 5201/5202/9009 LED Fog Light Bulbs, 6500K Xenon W...

Introducing the Auxbeam 5201/5202/9009 LED Fog Light Bulbs, the perfect solution for upgrading your vehicle's fog lights. With their 6500K Xenon White color, these bulbs not only provide a stylish look but also offer enhanced visibility on the road. Featuring advanced 3030-16SMD chipsets, these bulbs deliver high power LED illumination with exceptional stability. With a power output of 50W, they ensure a bright and reliable lighting experience. Please note that these bulbs operate at a voltage of 12V and are not compatible with trucks. In case the bulb doesn't light up upon connection, try installing it in the reverse direction, as these lights are polar. The versatility of these bulbs is unparalleled. Designed to be used for various applications such as signal lights, turn lights, brake lights, parking lights, tail lights, daytime running lights (DRL), and fog lights, they are suitable for general bulb models, making them a reliable choice for fog light replacements. The socket types supported by these bulbs include 5202, 5201, H16, PSX24W, 9009, and 2504. Their white lighting color enhances visibility and ensures a crisp and clean appearance on the road. With a working voltage range of 12V to 24V, these bulbs are compatible with a wide range of vehicles. Measuring at 52.5 x 35 x 13mm (2" x 1.4" x 0.5") in size, these bulbs offer a 360° beam angle, providing optimal lighting coverage. They are engineered to produce better light output, making them an ideal choice for those seeking improved visibility during foggy conditions or at night.

Buy on Amazon →

View all 10 replacement options for size 5201 →

168 Bulbs

Used for: License Plate Light Bulb

View all 17 replacement options for size 168 →

917 Bulbs

Used for: License Plate Light Bulb

View all 12 replacement options for size 917 →

7444NA Bulbs

Used for: Parking Light Bulb, Turn Signal Light Bulb Front

TUINCYN 7444NA W21W LED White Light Bulb

TUINCYN 7444NA W21W LED White Light Bulb

Introducing the TUINCYN 7444NA W21W LED White Light Bulb, a reliable and easy-to-install lighting solution for your car. With its advanced features and impressive specifications, this bulb is designed to provide bright and efficient illumination, enhancing your driving experience. Installation is a breeze with the TUINCYN 7444NA W21W LED White Light Bulb. It is a plug and play bulb, which means no complicated wiring or modifications are needed. Simply remove your old bulb and insert the TUINCYN LED bulb into the socket for an instant upgrade. It's a hassle-free process that saves you time and effort. The light body structure of this bulb is designed for durability and longevity. With point-to-point welding, the light body is firm and not easily damaged. This ensures that the bulb can withstand various road conditions and vibrations, providing you with a reliable lighting solution that will last. Experience exceptional lighting coverage with the 360-degree beam angle design of the TUINCYN LED bulb. This design ensures that every corner is illuminated, leaving no dark spots or shadows. Whether you're driving in the city or on winding roads, you can rely on the TUINCYN LED bulb to provide clear and consistent lighting. With its faster on/off response time, the TUINCYN 7444NA W21W LED White Light Bulb delivers instant illumination when activated. This quick response ensures that other drivers can easily see your vehicle, enhancing safety on the road.

Buy on Amazon →

View all 11 replacement options for size 7444NA →

168NA Bulbs

Used for: Side Marker Light Bulb Front, Side Marker Light Bulb Rear

View all 11 replacement options for size 168NA →

194 Bulbs

Used for: Stepwell Light Bulb

View all 21 replacement options for size 194 →

7441 Bulbs

Used for: Stepwell Light Bulb

KATUR T20 White/Amber Switchback LED Light Bulbs (7441)

KATUR T20 White/Amber Switchback LED Light Bulbs (7441)

The KATUR T20 White/Amber Switchback LED Light Bulbs (7441) are a great upgrade for your vehicle's lighting. These energy-efficient bulbs have a 12V operating voltage and are designed to last 50,000 hours, 50 times longer than traditional incandescent bulbs. The single-contact 7440 LED light bulb replaces most auto car incandescents and is well-matched with the original incandescent lights. The easy plug-and-play installation means you just have to plug it into the socket, and flip the bulb horizontally if it does not light up to match the + and - polarity. With 42 2835 SMD LED lights, this bulb provides bright and versatile white/amber switchback lighting. It is CE/RoHS compliant, ensuring high standards and quality. Choose the KATUR T20 White/Amber Switchback LED Light Bulbs for a longer-lasting and more versatile lighting solution.

$17.99

Buy on Amazon →

View all 13 replacement options for size 7441 →

7440A Bulbs

Used for: Turn Signal Light Bulb Rear

TUINCYN Amber Yellow 7440A/7440NA/7440 LED Bulb

TUINCYN Amber Yellow 7440A/7440NA/7440 LED Bulb

Amber 7440 Bulb Used For Turn Signals Light Bulb, Including Front And Rear Turn Signals, Not For Other Position. CANBUS Ready For 98% Vehicle, No Interference, No Hyperflash, And No Error Code, Donnot Need Extra Load Resistors. Plug& Play Bulb Easily To Be Installed Within 10 Mins.  Premium quality 6063 aluminum alloy material ensure the light bulb with good heat dissipation and bring low energy consumption. IP68 waterproof and good construction ensure the bulb works well between -40 degree~ 80 degree environment.

$19.99

Buy on Amazon →

View all 6 replacement options for size 7440A →

DE3175 Bulbs

Used for: Dome Light Bulb

EBAIFUN 31mm DE3175 Led Bulbs, White

EBAIFUN 31mm DE3175 Led Bulbs, White

Introducing our high-performance 31mm DE3175 DE3021 DE3022 DE3023 festoon LED bulbs! These bulbs are designed to provide superior illumination and enhance the overall lighting experience in your vehicle. With a sleek and compact design, these bulbs are a perfect replacement for your existing car light bulbs. Equipped with 24-SMD 4014 type chipsets, these bulbs deliver an impressive brightness of approximately 400Lm, casting a brilliant 6000K white light. The stable light body structure ensures consistent and reliable performance, instantly upgrading the lighting system of your car. One of the key advantages of these LED bulbs is their exceptional lifespan. With a longevity of over 50,000 hours, you can rely on these bulbs to illuminate your path for years to come. The input current protection feature safeguards the circuit and ensures a safe temperature range, preventing any potential damage.

Buy on Amazon →

Marsauto DE3175 LED Interior Bulb

Marsauto DE3175 LED Interior Bulb

Product Benefits: More Longevity: Built-in constant current IC for long lifespan, 5 times longer than a halogen bulb. Vibration resistant, energy-saving, low power consumption to reach a long LED bulb life up to 50,000 hours. Wide Application: Interior dome lights, map lights, license plate lights, parking lights, corner lights, trunk lights, side marker lights, courtesy lights, cargo lights, trunk lights, stepwell lights, vanity lights, etc. Easy Installation: The DE3175 LED Light bulb is easy to install, just plug and play! If it doesn’t light up, please flip it 180 degrees then it should light up

$8.99

Buy on Amazon →

View all 14 replacement options for size DE3175 →

2721 Bulbs

Used for: Glove Box Light Bulb

Jtech 10 x T5 LED White Bulbs

Jtech 10 x T5 LED White Bulbs

The Jtech 10 x T5 LED White Bulbs are a direct replacement for all T5 Wedge Type 17 18 27 37 58 70 73 74 79 85 86 2721. They operate on a 12V input and emit bright white light with no UV or IR radiation. With an average lifespan of 50000 hours and LED SMD5050 (3chip) x 1P, these bulbs provide a long-lasting and reliable lighting solution. Jtech is known for providing superior product quality and service, making these britelites a popular choice among customers worldwide. Despite the presence of cheaper chipsets and modules on the market, these bulbs stand out for their exceptional performance and affordability.

$6.99

Buy on Amazon →

View all 10 replacement options for size 2721 →

158 Bulbs

Used for: Trunk or Cargo Area Light

WLJH Super Bright Ice Blue T10 Light Bulbs

WLJH Super Bright Ice Blue T10 Light Bulbs

The WLJH Super Bright Ice Blue T10 Light Bulbs are a great way to upgrade the lighting system in your vehicle. With a 300-lumen output and 3-SMD LED 3030 chipset, these bulbs are 300% brighter than traditional incandescent bulbs. The latest LED technology ensures no flickering, no UV light emission, and no IR radiation. Installation is a breeze with a simple plug-and-play design that requires no polarity adjustments, soldering, or modifications. The high-quality aluminum body of the bulb provides low-temperature operation and low power consumption, and the long-lasting life of up to 60,000 hours will keep your vehicle looking its best. The bulbs fit into a universal T10 standard socket, making them an excellent choice for customization and upgrade.

$7.99

Buy on Amazon →

View all 12 replacement options for size 158 →

This 2018 Nissan Altima bulb size guide helps you verify the correct bulbs by lighting position, so you can match the right part before you buy. Because the Altima could be equipped with different lighting packages, the exact bulb type may depend on the trim, headlights, and body style on your car.

Use this page to check common exterior and interior bulb locations such as headlights, fog lights, brake lights, reverse lights, license plate lights, map lights, dome lights, and more. It is a practical reference for confirming the bulb size that fits each spot on the 2018 Nissan Altima.

Fitment can vary by market, trim, and whether your Altima has halogen or LED headlights, so always compare the bulb position on your car with the chart before ordering. Some locations use different bulbs depending on the lighting package, and aftermarket LED conversions may not use the same fitment or beam pattern as the original bulb. If you are replacing a bulb, it is smart to remove the installed bulb first and confirm the base and markings before purchase, especially for headlight, fog light, and daytime running light applications.

FAQ

What bulb does the 2018 Nissan Altima use for the low beam headlight with halogen headlights?

The low beam headlight bulb for 2018 Nissan Altima models with halogen headlights is H11.

What bulb fits the low beam headlight on Altima models with LED headlights?

For 2018 Nissan Altima models with LED headlights, the low beam headlight bulb is listed as LED.

What is the high beam bulb size for the 2018 Altima?

The high beam headlight bulb is H9.

What bulb is used for the front fog lights?

Front fog light bulbs are listed as H11 LED or H16 LED, depending on the vehicle setup.

What bulb does the reverse light use on this Altima?

The back up reverse light bulb is 921.

What bulb fits the license plate lights?

The license plate light bulb sizes are 168 and 917.

What bulb is used for the front turn signal?

The front turn signal light bulb is 7444NA.

What bulb is used for the rear turn signal?

The rear turn signal light bulb is 7440A.

What bulb fits the brake light and tail light?

Both the brake light bulb and tail light bulb are listed as 7443R.

What bulb is used for the daytime running lights?

Daytime running light bulb size depends on the headlight type: LED for models with LED headlights, and 5201 for models with halogen headlights.

What bulb fits the dome light and map light?

The dome light bulb is DE3175, and the map light bulb is LED.

Are the interior bulbs all the same on the 2018 Nissan Altima?

No. Interior locations use different bulbs. For example, the vanity mirror light is LED, the glove box light is 2721, and the trunk or cargo area light is 158.

Do trim levels affect bulb fitment on the 2018 Altima?

Yes. Trim, lighting package, and body style can change the bulb type, especially for headlights, daytime running lights, and fog lights.

Should I check the old bulb before buying a replacement?

Yes. Checking the installed bulb is the best way to confirm fitment, especially if your Altima has had previous lighting changes or aftermarket parts installed.

Nissan Altima Bulb Size by Year