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2018 Ford Flex

Change vehicle | Remove vehicle
Overview Upgrade your Stereo Upgrade your Speakers Add a Subwoofer Add an Amplifier Digital Sound Processors Audio Installation & Accessories Add a Backup Camera Add Remote Start Dads & Grads Sale

Find car audio that fits your 2018 Ford Flex

Find car audio, stereo and speakers guaranteed to fit your 2018 Ford Flex. As an added bonus, most stereos include a free or discounted dash kit, wiring harness and antenna adapter and many speakers included discounted adapters and quick-disconnect harnesses to avoid cutting wires.

Ford Flex Stereos & Install Accessories

Stereos & Install Accessories

Upgrade your OEM factory radio with an aftermarket stereo receiver that has all the latest technologies.

Various Car Speakers that Fit

Speakers & Speaker Installation

Shop for vehicle car speakers that fit all of the locations in your 2018 Flex.

Subwoofer that fits 2018 Ford Flex

Subwoofers and Boxes

Find the best sub for your 2018 Flex and you'll add bass and fuller sound to your Ford.

Amplifiers and Amp Accessories

Amplifier and Amp Accessories

Amplifiers and amp accessories for your Flex like bypass harnesses, DSPs and line output converters needed to add an amp.

Digital Sound Processors

Digital Sound Processors

Add a DSP to bring advanced sound controls and get the most from your Flex stereo.

Audio installation and accessories

Audio Installation & Accessories

Install car audio in your 2018 Flex and make sure to get the parts and accessories that fit.

Backup Rearview Cameras for 2018 Ford Flex

Backup Cameras

Park with ease and drive safer with a back-up camera for your 2018 Flex.

Ford Flex Plug-n-Play Remote Start

Plug-n-Play Remote Start

Simple DIY install to get vehicle/car remote starter warming up in the winter or cooling your car in summer.

Dads & Grads Sale

Dads & Grads Sale

Dads & Grads Sale! Huge Discounts up to 40% off Car / Marine / ATV Audio

72-5601 main

Metra 72-5601

Install New Speakers in select 1998-2024 vehicles from Ford, Lincoln, Mercury

7
-10.01%

$8.99

List price $9.99

Add to cart
51KSC3504 main

Kicker KSC35 (51KSC3504)

200W Peak (100W RMS) 3.5" KS Series 2 Way Coaxial 4-ohm Speakers

4
-11.11%

$79.99

List price $89.99

Add to cart
REF687F main

Infinity REF687F (INFSPKRF687FUS)

360W Peak (120W RMS) 6x8" Reference Series 2-Way Coaxial 3-ohm Speakers

1
-18.76%

$129.95

List price $159.95

Add to cart
FRING68 main

NVX FRING68

Universal 6x8" or 5x7" Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 2)

12
-46.68%

$15.99

List price $29.99

Add to cart
H7683 main

Cerwin Vega H7683

720W Peak (120W RMS) 6x8" HED Series 3-Way Coaxial 4-ohm Speakers

50
-16.67%

$79.99

List price $95.99

Add to cart
Limited time!
C2-350X main

JL Audio C2-350x

50W RMS 3.5” C2 Series 2 Way Coaxial 4-ohm Car Speakers

15
-15.63%

$134.99

List price $159.99

Add to cart
Limited time!
CST20 main

Kicker CST204 (46CST204)

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

21
-30.04%

$55.96

List price $79.99

Add to cart
UNIFRING main

NVX UNIFRING

Universal Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 6)

5
-16.65%

$29.99

List price $35.98

Add to cart

Shop all 2018 Ford Flex Car Audio, Speakers, & Electronics

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Heise (6)

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Product Type
Vehicle Specific fit light bar brackets and mounts,
Speakers (919)
Stereos (301)
Speakers sold in multiple sets (295)
Speakers with sound damping (280)
Backup cameras (119)
Stereos with a backup camera (75)
Replacement antennas (62)
Tweeters (51)
Speaker baffles (29)
Exterior lighting (26)
Vehicle-specific Direct-fit stereos (26)
Amplifiers with speakers (23)
Antenna adapter for aftermarket stereo (17)
Stereos with speakers (13)
Headlight bulbs (9)
Speakers with enclosures (9)
UTV Universal Audio Upgrade Kits (8)
Speakers adapters (7)
Stereo wiring interface components (7)
Wiring to add an amp to factory stereo (7)
Headlights (6)
Vehicle Specific fit light bar brackets and mounts (6)
Dash kits and harness bundles (5)
Marine and powersport stereos (5)
Steering wheel adapters (5)
Vehicle-specific alarms and remote start (5)
Dash kits (extra parts required) (4)
Immobilizer bypass modules (4)
Amps w/ speakers & subs (3)
Marine speakers (3)
Tweeters (Pro and special-fit) (3)
Add Bluetooth to factory stereo (2)
Add CarPlay and Android Auto to factory stereo (2)
Add/retain a backup camera (2)
Dash kits for select stereos (2)
Harley accessories (2)
In-motion video/navigation bypass (2)
Radar detector mounts (2)
Retain factory USB port (2)
Speaker harnesses (2)
Stereo wiring harnesses and interfaces (2)
Trim rings and universal mounts (2)
Vehicle-specific speaker box (empty) (2)
Vehicle-specific speaker kits (2)
Wireless Mirroring to factory stereo (2)
Add a USB port to stereo/vehicle (1)
Add an aux input to factory stereo (1)
Alarms (1)
Amplifiers (1)
Dash kits (1)
Factory radio interface/add-on (1)
Factory radio removal tools (1)
Replacement wiring for factory car stereos (1)
Speaker grilles (1)
T-Harneses and alarm wiring (1)
Vehicle-specific line-out converters (1)
Waverunner, Sea-Doo, Jet Ski accessories (1)
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Heise HE-RBM250

Mount a Heise Light Bar to a 2.5" Roll Bar

HE-RBM250 big
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Heise HE-RBM250

Mount a Heise Light Bar to a 2.5" Roll Bar

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Universal – fits most vehicles.
Shop similar products or Update vehicle
List price $53.99
-11% $47.99

In stock

Only 2 Left!

Add to Cart

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

Heise HE-RBM2

Mount a Heise Light Bar to a 2" Roll Bar

HE-RBM2 big
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Heise HE-RBM2

Mount a Heise Light Bar to a 2" Roll Bar

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Universal Icon
Universal – fits most vehicles.
Shop similar products or Update vehicle
List price $52.99
-11% $46.99

In stock

Only 2 Left!

Add to Cart

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

Heise HE-RBM3

Mount a Heise Light Bar to a 3" Roll Bar

HE-RBM3 big
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Heise HE-RBM3

Mount a Heise Light Bar to a 3" Roll Bar

• Designed for Heise Light Bars
• Black plated aluminum
• Includes protective rubber gaskets and tools

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Universal Icon
Universal – fits most vehicles.
Shop similar products or Update vehicle
List price $51.99
-12% $45.99

In stock.

Add to Cart

• Designed for Heise Light Bars
• Black plated aluminum
• Includes protective rubber gaskets and tools

Heise HE-RBM75

Mount a Heise Light Bar to a .75" Roll Bar

HE-RBM75 big
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Heise HE-RBM75

Mount a Heise Light Bar to a .75" Roll Bar

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Universal Icon
Universal – fits most vehicles.
Shop similar products or Update vehicle
List price $46.99
-11% $41.99

Available

Ships in 10-14 days

Add to Cart

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

Heise HE-RBM1

Mount a Heise Light Bar to a 1" Roll Bar

HE-RBM1 big
Go to item page Right Arrow Icon of Right Arrow

Heise HE-RBM1

Mount a Heise Light Bar to a 1" Roll Bar

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Universal Icon
Universal – fits most vehicles.
Shop similar products or Update vehicle
List price $51.99
-12% $45.99

In stock.

Add to Cart

• Black-plated Aluminum
• Rubber Gasket to Protect Roll-bar

Heise HE-RSLBK

Replacement Mounting End Brackets and Hardware for Slimline Lightbars

HE-RSLBK big
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Heise HE-RSLBK

Replacement Mounting End Brackets and Hardware for Slimline Lightbars

• Replacement mounting end brackets and hardware
• Designed for Heise Slimline series lightbars

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Universal Icon
Universal – fits most vehicles.
Shop similar products or Update vehicle
List price $39.99
-10% $35.99

In stock.

Add to Cart

• Replacement mounting end brackets and hardware
• Designed for Heise Slimline series lightbars

NVX - Worth the Envy - Direct to Consumer Car Audio
 
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
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    • Installation is smoother, faster, and frustration-free
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.

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