2014 Nissan Frontier Speaker Sizes and Audio System Guide
2014 Nissan Frontier Speaker Sizes and Audio System Guide
This page covers the factory speaker layout, common speaker locations, and upgrade notes for the 2014 Nissan Frontier. Equipment can vary by trim, body style, and audio package, so speaker count and audio hardware are not the same across every truck. Factory amplifier details should be verified by trim and audio package, and selected audio systems may also include tweeters or a subwoofer if equipped.
Data verified by Nick Marchenko, PhD
Speaker Size Chart – 2014 Nissan Frontier
Use this table as the main reference. Fitment depends on trim, factory audio package, mounting depth, and adapter availability.
| Location | Type | Factory Size | Note |
|---|---|---|---|
| Front Door | Full-Range | 6 x 9 inch | |
| Dash Corner | Tweeter | 2.5 inch | if equipped |
| Rear Door | Tweeter | 1 inch | if equipped |
| Rear Door | Full-Range | 6.5 inch | |
| Under Front Seat | Subwoofer | 6 inch | if equipped |
Generic speaker location diagram. The table above shows the specific factory sizes for this vehicle. Exact location details may vary by body style and trim.
Recommended Speakers for the 2014 Nissan Frontier
Selected aftermarket speakers that match the factory sizes for this vehicle. Always verify mounting depth, connector type, and audio package before ordering.
6.5" Speakers
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Speaker Count by Trim – 2014 Nissan Frontier
Speaker count and audio equipment vary by trim and factory audio package. This table lists known configurations from our database.
| Trim | Speakers | Amplifier | Radio | Navigation |
|---|---|---|---|---|
| PRO-4X 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | Rockford Fosgate | – | – |
| SL 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | Rockford Fosgate | – | – |
| SL 4x2 Crew Cab 6 ft. box 139.9 in. WB | 10 | Rockford Fosgate | – | – |
| SL 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | Rockford Fosgate | – | – |
| SL 4x4 Crew Cab 6 ft. box 139.9 in. WB | 10 | Rockford Fosgate | – | – |
| Desert Runner 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | – | – |
| PRO-4X 4x4 King Cab 6 ft. box 125.9 in. WB | 6 | – | – | – |
| S 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | – | – |
| S 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | – | – |
| SV 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | – | – |
| SV 4x2 Crew Cab 6 ft. box 139.9 in. WB | 6 | – | – | – |
| SV 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | – | – |
| SV 4x4 Crew Cab 6 ft. box 139.9 in. WB | 6 | – | – | – |
| Desert Runner 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | – | – |
| S 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | – | – |
| SV 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | – | – |
| SV 4x4 King Cab 6 ft. box 125.9 in. WB | 4 | – | – | – |
| SV-I4 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | – | – |
Data sourced from manufacturer specifications. Verify with the window sticker or dealer before ordering audio components.
Vehicle and Audio System Specifications
This block helps identify the vehicle and its audio system configuration for fitment decisions.
What Speakers Fit the 2014 Nissan Frontier?
Aftermarket fitment should start with the factory speaker locations listed above, but diameter alone is not enough. Check mounting depth, bracket fit, connector type, and whether the vehicle has a premium or factory-amplified audio system. This 2014 Nissan Frontier uses different speaker layouts depending on equipment, so the safest match depends on the exact location and audio package. Selected audio systems may also include a subwoofer if equipped.
Usually Safe Upgrades
- If your vehicle uses the front door 6 x 9 inch location, look for aftermarket speakers made for that opening and confirm the mounting depth before buying.
- If your vehicle uses the rear door 6.5 inch location, many aftermarket 6.5 inch speakers can work there as long as the fitment depth and adapter needs are verified.
- If your vehicle has the dash corner 2.5 inch tweeter location, choose a tweeter-sized replacement only if that location is equipped on your truck.
- If your vehicle has the rear door 1 inch tweeter location, match the tweeter size and confirm whether the factory opening is part of a premium audio setup.
- If your vehicle has the under-front-seat 6 inch subwoofer location, replacement options should be checked carefully for enclosure and system compatibility if equipped.
Check Before Buying
- Confirm the exact speaker location in your truck, since speaker count ranges from 4 to 10 depending on trim and audio package.
- Measure mounting depth and opening shape before ordering, especially for the front door 6 x 9 inch and rear door 6.5 inch locations.
- Verify whether your vehicle uses a factory amplifier, because some trims list Rockford Fosgate audio while others do not.
- Check connector style and any required brackets or adapters so the new speaker matches the factory opening correctly.
- If you are replacing tweeters or the under-seat subwoofer, make sure the location is actually equipped on your specific Frontier.
Installation Notes
The 2014 Nissan Frontier uses different audio layouts depending on trim, so confirm your speaker count and factory equipment before starting. Front door locations use 6 x 9 inch full-range speakers, while rear door locations use 6.5 inch full-range speakers. Tweeters in the dash corner or rear door may be present if equipped, and the under-seat 6 inch subwoofer should be checked if your vehicle has the factory subwoofer. Panel removal is usually the first step, and care is needed around clips, fasteners, and any wiring behind the door panels. Before choosing replacements, verify speaker depth and mounting clearance so the new speakers do not interfere with the window track or trim panel. Mounting adapters and harness adapters may be needed to match the factory openings and connectors. If your vehicle has the factory amplifier, confirm compatibility by trim and audio package before installation. After everything is connected, test each speaker location for balance, polarity, and proper operation before reassembling the panels.
Moderate difficulty, since trim-dependent audio equipment and panel access can make the installation more involved.
Common Mistakes When Replacing Speakers
The 2014 Nissan Frontier can vary a lot by trim and audio package, so the biggest mistakes happen when shoppers assume every truck uses the same speaker setup.
- Buying based only on the body-style label instead of checking actual speaker locations on the vehicle.
- Skipping trim and audio package verification, since the speaker count can range from 4 to 10 and factory amplifier details should be checked by trim and audio package.
- Assuming tweeters are always present instead of confirming whether the dash corner or rear door tweeters are equipped on that specific truck.
- Ignoring mounting depth and speaker size differences, especially at the front door 6 x 9 inch openings and the rear door 6.5 inch locations.
- Overlooking connector and wiring differences, which can change with the factory audio setup and any factory amplifier present on some trims.
- Reassembling everything before testing the new speakers, which can leave wiring or polarity issues hidden until the job is already finished.
Generation & Model Family
The 2014 Nissan Frontier belongs to the Second generation (D40) - Facelift (2009–2021) family. Nearby model years often share similar speaker locations and audio layouts, but exact fitment can vary by trim and audio package – verify before ordering.
Recommended Upgrade Path
The 2014 Nissan Frontier uses different audio setups depending on trim, so equipment can vary from one truck to another. A smart upgrade plan starts with the most-used speakers, then adds bass or amplification only where it makes sense. If your truck has a premium audio package, factory amplifier details should be verified by trim and audio package before planning changes.
| Goal | Best Upgrade Path | Why |
|---|---|---|
| Better clarity | Upgrade the front stage first with quality front door speakers and, if equipped, the dash corner tweeters. This gives the biggest improvement in vocals, detail, and overall balance. | Front-stage upgrades do the most work for clarity because they handle the sound you hear most often. If tweeters are present, replacing them along with the front speakers can clean up the highs and improve imaging. |
| More bass | If your truck has the factory under-seat subwoofer, consider replacing it carefully or adding an aftermarket subwoofer system for stronger low-end output. If no factory subwoofer is present, adding a subwoofer is the most effective way to build bass. | Bass upgrades are best handled separately from the main speakers. Factory subwoofer details should be checked by trim, and an aftermarket sub can add much more low-end impact without relying on the stock setup. |
| Louder sound | Use properly matched speakers and amplifier integration to improve volume and reduce distortion. Before adding aftermarket amplifiers, verify factory amp and premium-system integration by trim and audio package. | Higher output only works well when the speakers and amplification are matched correctly. On trims with premium audio, integration matters because the factory system layout can affect how new gear performs. |
| Budget improvement | Replace the front door speakers first, since they handle the most important part of the listening experience. Use same-size replacement speakers with correct mounting brackets. | This is usually the best value upgrade because it improves the sound you hear most without changing the whole system. Starting at the front doors gives a clear improvement while keeping costs under control. |
| Factory look | Use same-size replacement speakers with the correct mounting brackets and harness adapters for a clean install that preserves the factory wiring and appearance. | Keeping the install tidy helps the cabin stay original-looking while still improving sound. Matching the original mounting and wiring approach also makes the upgrade easier to reverse later if needed. |
Mounting Adapters and Wiring
The same nominal diameter does not guarantee a direct mount. Before ordering, confirm:
- Speaker depth: Aftermarket speakers often have larger magnets – measure available depth at each location.
- Mounting brackets: Door locations typically need a bracket or spacer to clear the window regulator and achieve correct mounting depth.
- Wiring harness adapters: Use a plug-and-play harness adapter to preserve factory wiring.
- Tweeter mounting cups: Replacing OEM tweeters may require surface-mount cups or brackets depending on the location.
- Factory or premium amplified systems: If the vehicle has a premium or factory-amplified audio system, confirm how the factory radio, amplifier, and speakers are connected before adding aftermarket amplifiers. Depending on the setup, a line output converter, DSP, integration harness, or professional installation may be needed.
- Connector type: Factory connectors vary by trim and model year – confirm compatibility before splicing or using an adapter.
Frequently Asked Questions
What size are the front door speakers in a 2014 Nissan Frontier?
The front door speakers are 6 x 9 inch full-range units. Dash corner tweeters may also be present if equipped, depending on the audio package.
What size are the rear speakers in a 2014 Nissan Frontier?
Rear door speaker size is listed as 6.5 inch full-range. Some audio systems may also include rear door tweeters if equipped.
Does the 2014 Nissan Frontier have a factory subwoofer?
A 6 inch under-seat subwoofer is listed if equipped. It appears to be trim-dependent, so the audio package should be checked before planning upgrades.
Do I need mounting adapters to replace the factory speakers?
Mounting adapters may be needed because the factory speaker sizes vary by location. Check the exact speaker position and size before ordering parts for your truck.
Can I replace the speakers without replacing the radio?
Yes, speaker upgrades can be done without changing the radio. The best results depend on the factory audio setup, speaker locations, and whether the vehicle has an amplifier.
Does the 2014 Nissan Frontier have a factory amplifier?
Factory amplifier details should be verified by trim and audio package. Some trims list a Rockford Fosgate amplifier, while others do not list one.