How To Upgrade Sound System of Ford F-150

By Nick Marchenko, PhD

Updated: October 27, 2023

For all you Ford F-150 aficionados out there, there's truly nothing that beats the purr of that powerhouse engine and the sensation of the wind whipping past as you tear down the open road. But hey, sometimes we just fancy a bit of music on a journey, right?

Especially when you're planning a proper road trip. Maybe a couple hundred miles or even more. That's when a cracking playlist comes into its own. And if you've got the family in tow? Well, you need something to keep the kiddos entertained, like the F-150's multimedia system dishing out their favorite cartoons.

But here's the thing – sometimes the stock audio in the F-150 might leave you wanting a bit more. Maybe it's not quite loud enough to drown out the road noise, or perhaps the quality is a touch off. If your F-150's sound system doesn't quite hit the mark, then don't settle for second best. I'm here to help you boost that audio to the next level.

Know your limits – Maybe leave it to the pros?

Upgrading the F-150's audio? Not a job for the faint-hearted. You're gonna need some proper know-how, especially when it comes to the electrics. You need to know your Ford inside out – from the wiring diagrams to the speaker placements.

Get it wrong and you're not just looking at a dodgy sound system, but potential electrical issues too. So, if you're having second thoughts, maybe consider leaving it to the professionals. Save yourself the hassle and ensure top-notch results.

Always disconnect the battery first!

Before diving into any work on the F-150, always disconnect that negative battery terminal. Safety first – for both you and your truck.

Tools of the trade for an F-150 stereo upgrade

Depending on your plans, you'll need a selection of tools. Here's a basic rundown:

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These include:

• A good set of wrenches;
• Insulating tape;
• Screwdrivers (both Phillips and flat);
• Pliers;
• Soldering iron;
• Proper set of wires;
• F-150 wiring diagram or Ford F-150 Owner's Manual;
• Multimeter.

Speaker Selection – The Heart of the System

A solid 70% of your sound quality is down to the speakers. Go cheap, and you might end up with sound that lacks that oomph. Quality speakers, on the other hand, will deliver the crisp, clear audio you're after.

Picking the Right Speakers for Your F-150

Don't just look for quality speakers, make sure they fit your F-150 model. Each model has its own specific fit, so make sure you get the dimensions spot on.

Want to check your F-150 speaker dimensions? You can find the details here.

How to Install Speakers in Your Ford F-150?

Alright mate, if you've picked the right speakers, installing them in your Ford F-150 should be a breeze. Here's a step-by-step:

1. First things first, find those speakers. Their position can differ based on your F-150’s model year;

2. Next, remove any trim or door panels blocking access to the speakers;

3. Now, carefully take out the old speakers. They might be secured with screws or bolts;

4. Unhook the wires connected to the speakers. Remember to mark the positive and negative cables, so you don’t mix them up later;

5. Fit the new speaker in. If you've done your homework and got the right size, it should fit snugly. If it’s a bit off, you might need to adjust the mount slightly;

6. Reconnect the wires, making sure the right cables go to the correct connectors – always double-check!;

7. Place the speakers back in their original spot. Make sure they're secure and don't wobble;

8. Refit the trim and door panels;

9. Rinse and repeat for all the other speakers you’re updating.

If you're feeling adventurous, you could place the speakers anywhere you fancy: door panels, the trunk, under the rear window, or even the glove box. Just remember, this might require some extra work, like cutting out new spots and rerouting wires.

Always aim for speakers from the same brand to ensure consistent sound quality. And watch out – adding too many speakers to a door can lead to vibrations, possibly causing panels to come loose.

Giving Your F-150 That Deep Bass with a Subwoofer

Want that thumping bass in your F-150? A subwoofer’s what you need. It's designed to dish out those low-frequency vibes, especially that deep bass that gives your tunes a full-bodied feel.

For a proper cinematic experience on the move, these beasts handle the low frequencies like a charm, ensuring you feel every beat. Planning to get one? You’d be looking at around 250-300 bucks for a decent subwoofer.

Choosing the Right Subwoofer for Your Ford F-150

Now, picking a subwoofer can be a bit tricky, but let's simplify it. First off, decide between an active or passive subwoofer.

Benefits of an Active Subwoofer:

Built-in Amplifier. These come with an in-built amplifier, saving you the hassle of buying one separately. Makes installation smoother and saves space in your F-150 to boot.

Compact Design. These are typically designed to be compact, perfect for the limited space in vehicles.

Easy Installation. Thanks to the in-built amplifier, setting up is a doddle. Connect the power and audio, and you're ready to roll.

Control & Adjustability. With an active subwoofer in your F-150, you get more control over settings like gain, frequency, and phase, allowing you to tweak the sound to perfection.

Active subwoofer drawbacks

Price tag. Due to that handy built-in amplifier, active car subwoofers can set you back a bit more than their passive counterparts.

Placement Hurdles. Active subwoofers need to be close to a power source, like your F-150's battery. This can limit where you fancy sticking it in your Ford.

Passive subwoofer - this lad doesn't come with an amplifier. You're going to need to splash out on one separately.

Passive subwoofer benefits

Freedom in Amplification. With a passive Ford F-150 subwoofer, you can pick the external amplifier that suits both your taste and wallet. This lets you get a top-notch solution to power the sub, enhancing the whole audio experience in your truck.

Friendly on the pocket. Without the built-in amplifier, passive car subwoofers are generally easier on the finances.

Space savvy. The absence of a built-in amplifier gives you more wiggle room in terms of placement. Find the best spot for your subwoofer and amplifier, maximizing your F-150's interior space.

Downsides of a passive subwoofer

Extra Kit Needed. Without its own power source, a passive Ford F-150 subwoofer requires some additional gear and wiring. This can complicate things and might cost a few more quid.

Less tweakability. You might find passive subwoofers a tad limiting in terms of adjustments, especially when compared to their active siblings. You might have to play around with the external amplifier settings to get that bass sounding just right.

Size Matters. Remember, adding an external amplifier to your F-150 might require a bit more space than those all-in-one active setups.

Now, let's talk power. When you're in the market for a subwoofer, keep these power specs in mind:

• Nominal (RMS - Rated Maximum Sinusoidal) power - this is all about long-lasting quality sound without distortion;
• Peak power - think short bursts (a couple of seconds) of clean sound without damaging the gear.

Sensitivity. This isn't about feelings, it's about output. Power's all about consumption, but sensitivity deals with the ratio between the diffuser area and its characteristics.

Bigger diffuser? Greater sensitivity. A 3 decibel bump? That's double the volume, mate.

Resistance (impedance) - measured in ohms. It gives you an idea of the power you're going to get from your amplifier. Lower resistance means more power, but watch out for sound distortion. For Ford F-150s, 4 ohms tends to be the sweet spot.

And, of course, size. Bigger often means better sound, but remember, you've got to find a place for it in your F-150. So, measure twice, buy once!

Getting That Thumping Bass in Your Ford F-150

Once you've sized up the perfect spot for your subwoofer in your Ford F-150, it's game time for the installation.

This guide should fit like a glove for most F-150 models, but always be prepared for some unexpected twists along the way. If you hit a bump in the road, just give us a shout – always here to lend a hand!

First things first, pick out the sweet spot for your amplifier. Whether it's snuggled up in the boot or beneath the seat, just make sure it's within an arm's length from the battery, but away from any cheeky heat or moisture sources.

Lock that amplifier down tight. Get the power wire from the battery to the amp, and for safety's sake, have a fuse close by the battery to keep things in check.

If you've bagged an active subwoofer, nice one! Jump over this step and wire up the subwoofer straight to the speakers. No faffing about since the amplifier is all in-house.

Get a sturdy ground wire from the amplifier to a clean spot on your F-150's chassis. Remember, shorter is sweeter here.

Run the RCA cables from your main deck (stereo) to the amp. Keep 'em away from the power wire to steer clear of any pesky interference.

Speaker wire time – connect one end to the amplifier and the other to the subwoofer. Positive to positive, negative to negative. Simple as!

House that subwoofer in a proper box. This isn't just about looking good – the type and size of your box can make or break your bass.

With the subwoofer set, lock down the box in your Ford. The boot's usually the top spot, but hey, it's your motor, do what feels right. Finally, fire up your F-150's sound system. Tweak the settings, get the balance just right, and enjoy the vibes!

Picking the Perfect Amp for Your Ford F-150

Choosing an amplifier isn't just eeny, meeny, miny, moe. Keep an eye on these pointers for your F-150:

First off, make sure your speakers and amp are singing from the same hymn sheet. Wrong power and resistance? You're just asking for a dodgy sound and a busted amp.

Don't let those speaker impedance numbers drop below what your amplifier can handle. Now, the Class – A, B, C, D, AB – each has its perks, but AB and D are the main players.

Ditching power transistors, Class D amps give you more oomph for your buck, packing in up to 95% efficiency. But if it's pure, undiluted quality you're after, Class AB's your mate.

One-channel amplifiers (monoblocks) are perfect for giving that subwoofer a boost, while two-channel amps offer a bit more flexibility. You've also got three and four-channel options, each tailored for specific speaker-subwoofer combos.

Remember, an amplifier's power tells you how long it can keep the party going, but watch out – more resistance from the speakers means less power from the amp.

Keep those frequency limits sensible. Anything too high or low might sound impressive on paper, but it's just not practical.

And for all you audiophiles out there, keep an ear out for the distortion factor and signal-to-noise ratio. It's all about getting that pristine sound for your Ford F-150.

How to install an amplifier in Ford F-150?

Firstly, you'll want to scout the perfect spot in your F-150 to snugly fit the amplifier. Ensure it's away from the hustle and bustle, avoiding areas prone to dampness or excess heat.

Once you've got that sorted, fasten the amplifier securely, using brackets or screws where needed.

Draw the power wire from the battery straight to the amplifier. Weave this wire through the firewall of your F-150. This keeps things tidy and prevents any wear and tear. Remember, safety first - pop a fuse near the battery and connect it up.

Get a metal grounding point near your amplifier and secure your ground wire there. Strip the wire's end and make sure it's metal on metal for top-notch grounding.

Spot the remote start wire; it's typically located behind your radio or near the fuse box. Get that connected to kick-start the amplifier whenever you power on your F-150 stereo.

For those with RCA outputs in their stereo, connect your RCA cables from the F-150’s sound system to the amplifier. If your stereo doesn't have RCA outputs, no stress! Use a line-out converter and you're good to go.

Time for the speakers. Direct acoustic wires from your amplifier's output to each speaker or subwoofer. Double-check the positive and negative connections, making sure they're spot on.

Give all your connections a once-over, ensuring they’re sturdy. Any exposed wires? Cover 'em up with electrical tape or shrink wrap for that neat finish.

Head Unit

Most Ford F-150 models come with a solid audio setup. Whether it’s tuning into your favorite radio show or blasting your favorite track, the head unit is where the magic happens.

Picking the right head unit for your Ford F-150

There's more to choosing a head unit than just price and brand. Take note of the size (single din, 1.5 din, or double din) currently in your F-150. This will ensure a snug fit when you swap it out.

Should you fancy changing the unit size, you might need some tweaks in your truck's central panel and re-routing of some wires.

Fitting a new head unit in your Ford F-150

If you've picked a head unit that's the same size as your current one, it should slide in with no fuss. However, for those looking to go bigger or smaller, always dry-fit before going ahead with the installation.

Crack open that owner’s manual. Identify the essential wires and where they belong. Remember, always double-check before connecting anything – safety first!

Unplug the old head unit and carefully label each wire. This will make reconnecting a breeze. Some units may need an adapter for a seamless fit with the F-150 system. Get that sorted if needed.

Slide in your new unit, ensuring it's flush and secure. Do a quick system check, making sure everything's singing in harmony.

Powering Up Your Ford F-150

The Ford F-150 is engineered with an electrical system that's built to deliver power to key components, from the engine and fuel supply to the lighting systems and creature comforts inside the cab.

That big battery under the hood powers it all. And while Ford has given you a bit of extra juice, it's not limitless.

Add too many electrical devices, especially a beefy audio system, and you might just drain the power faster than you'd think. If you're blasting tunes non-stop, you could see a drop in the truck's voltage, which can affect your F-150's performance.

So, before you go fitting out your Ford with all sorts of gadgets, make sure the electrical system can handle it.

If your Ford F-150 starts showing signs like these, you might be running low on power:

• Total power loss;
• Engine misfires or stutters;
• Dimming headlights;
• Dashboard lights flickering;
• Your tunes cutting out, especially the bass;
• Other systems acting up.

Think you're running into this? Here's a quick check:

• Start your F-150;
• Switch on your power-hungry accessories: headlights, air-con, heated seats, wipers, and crank up that music;
• Pop the hood and find your battery;
• Using a multimeter, measure the voltage across the battery terminals. You're looking for a reading around 14.2–15 Volts;
• If it's lower than that, especially below 13.5 Volts, your F-150 is struggling to keep up with the demand.

Got a power issue? Here are a couple of fixes:

Upgrade Your Alternator. The stock alternator might not be cutting it. Look for a beefier replacement that fits your F-150 and can put out the extra voltage you need.

For instance, if your current alternator is putting out 80 A, consider an upgrade to 120 A or more.

Add a Second Battery. If you're not keen on changing the alternator, a second battery could be your answer. Hook them up in parallel, and you'll have more power on tap.

Remember, always connect them correctly for the best results.

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More Ways to Boost Your Truck

Once you've got your sound sorted, why not think about a multimedia touchscreen or even a nav system?

Multimedia Touchscreen

If you're jazzing up the sound in your F-150, consider screens for the back seats too. Perfect for keeping passengers entertained on long hauls. Imagine the kids engrossed in a film while you're cruising down the highway.

Navigation System

Fancy a bit of adventure without getting lost? A navigation system is a solid shout. Never miss a turn and always know the best route.

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Wrapping It Up

Boosting your Ford F-150's audio game can truly elevate your driving experience. Just remember to balance quality with your budget, and if you're not sure about the technical bits, get a pro to lend a hand.