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2021 Honda Civic


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R165X3 main

Rockford Fosgate Prime R165X3

180W Peak (90W RMS) 6.5" Prime Series 3 Way 4-ohm Coaxial Car Speakers

145

$79.99

List price $79.99

DMH-1770NEX main

Pioneer DMH-1770NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM-Ready)

44

$299.99

List price $360.00

Stadium 62CF main

JBL Stadium 62CF

660W Peak (220W RMS) 6.5" Stadium Series 2-way Component 3-ohm Speakers

1

$409.95

List price $439.95

SXE-1726S main

Alpine SXE-1726S

440W Peak (80W RMS) 6.5" SXE Series 2-way 4-ohm Coaxial Car Speakers

12

$59.95

List price $0.00

Limited time!
P132 main

Rockford Fosgate P132

80W Peak (40W RMS) 3.5” Punch Series 2 Way Full Range Coaxial 4-ohm Speakers

38

$79.99

List price $89.99

C2-350X main

JL Audio C2-350x

80W Peak (50W RMS) 3.5” C2 Series 2-way 4-ohm Coaxial Car Speakers

15

$149.99

List price $149.99

H7652 main

Cerwin Vega H7652

640W Max (120W RMS) 6.5" HED Series 2-way 4-ohm Coaxial Car Speakers

30

$59.99

List price $59.99

DMX958XR main

Kenwood DMX958XR

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto (Sirius-XM Ready)

3

$999.99

List price $1200.00

R2-S65 main

Alpine R2-S65

600W Peak (200W RMS) 6.5" R-Series 2-way 4-ohm Coaxial Car Speakers

10

$329.95

List price $400.00

Limited time!
S2-S65C main

Alpine S2-S65C

480W Peak (160W RMS) 6.5" S-Series 2-way 4-ohm Component Speaker System

1

$143.95

List price $220.00

Shop all 2021 Honda Civic Car Audio, Speakers, & Electronics

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Metra 72-7800

Install New Speakers in select 1982-2025 vehicles from Honda, Acura, Isuzu

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Install New Speakers in select 1982-2025 vehicles from Honda, Acura, Isuzu

• Speaker harness for select 1982-2025 vehicles from Honda, Acura, Isuzu
• Connects aftermarket speakers to the factory speaker harness
• Quick and easy installation
• No cutting needed

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This product fits your 2021 Civic
82
Was $14.99 Details
$9.99

In stock

• Speaker harness for select 1982-2025 vehicles from Honda, Acura, Isuzu
• Connects aftermarket speakers to the factory speaker harness
• Quick and easy installation
• No cutting needed

Metra 82-7805

6" to 6-3/4" Speaker Plate Adapter for select 2004-2023 vehicles from Honda, Acura

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6" to 6-3/4" Speaker Plate Adapter for select 2004-2023 vehicles from Honda, Acura

• For Select select 2004-2023 vehicles from Honda, Acura Vehicles
• Color: Black
• High Grade ABS Plastic Construction
• Factory Matched Texture Style

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This speaker adapter fits your 2021 Civic
  • Front Door 6.5" Full-Range
  • Lower Front Door 6.5" Mid-Bass
  • Lower Rear Door 6.5" Mid-Bass
  • Rear Deck Corner 6.5" Mid-Bass
  • Rear Deck Corner 6.5" Full-Range
10
Was $37.99 Details
$33.99

In stock

• For Select select 2004-2023 vehicles from Honda, Acura Vehicles
• Color: Black
• High Grade ABS Plastic Construction
• Factory Matched Texture Style

American International HSB524

6.5" - 6.75" Speaker Adapter Brackets for select 2006-2021 vehicles from Honda, Acura, GMC

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6.5" - 6.75" Speaker Adapter Brackets for select 2006-2021 vehicles from Honda, Acura, GMC

• Compatible with select 2006-2021 vehicles from Honda, Acura, GMC Vehicles
• Fits 6.5" - 6.75" Speakers
• High-Grade ABS Plastic
• Sold in Pairs

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This speaker adapter fits your 2021 Civic
  • Front Door 6.5" Full-Range
  • Lower Front Door 6.5" Mid-Bass
  • Lower Rear Door 6.5" Mid-Bass
  • Rear Deck Corner 6.5" Mid-Bass
  • Rear Deck Corner 6.5" Full-Range
3
Was $29.00 Details
$12.99

In stock

• Compatible with select 2006-2021 vehicles from Honda, Acura, GMC Vehicles
• Fits 6.5" - 6.75" Speakers
• High-Grade ABS Plastic
• Sold in Pairs

Metra 40-HD23

Reverse Antenna Adapter for select 2016-2025 vehicles from Honda

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Reverse Antenna Adapter for select 2016-2025 vehicles from Honda

• Honda 2016-Up Reverse Antenna Adapter
• Adapter for installing aftermarket antenna
• select 2016-2025 vehicles from Honda Vehicles

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Was $26.98 Details
$17.99

Available

Ships in 10-14 days

• Honda 2016-Up Reverse Antenna Adapter
• Adapter for installing aftermarket antenna
• select 2016-2025 vehicles from Honda Vehicles

Fortin THAR-ONE-HON6

T-Harness For 2016+ Honda Push to start

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T-Harness For 2016+ Honda Push to start

• EVO compatible

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$99.95

Available

Ships in 10-14 days

• EVO compatible

Scosche HAA2B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2008-2025 vehicles from Honda, Acura

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Connect your factory antenna to a new aftermarket radio for select 2008-2025 vehicles from Honda, Acura

• Factory Antenna Adapter
• select 2008-2025 vehicles from Honda, Acura Vehicles
• OEM Quality

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Was $7.85 Details
$6.99

In stock

• Factory Antenna Adapter
• select 2008-2025 vehicles from Honda, Acura Vehicles
• OEM Quality

Metra 95-7812B Dash Kit

Install a new Double-DIN car stereo in 2016-2025 Honda Civic Type R, Civic Si, Civic

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Install a new Double-DIN car stereo in 2016-2025 Honda Civic Type R, Civic Si, Civic

• Double-DIN Install Dash Kit
• Accommodates ISO Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2016-2025 Honda Civic Type R, Civic Si, Civic Vehicles

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This product fits your 2021 Civic
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Was $49.99 Details
$44.99

In stock

• Double-DIN Install Dash Kit
• Accommodates ISO Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2016-2025 Honda Civic Type R, Civic Si, Civic Vehicles

Metra 40-HD11 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2008-2025 vehicles from Honda, Acura

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Connect your factory antenna to a new aftermarket radio for select 2008-2025 vehicles from Honda, Acura

• Antenna Adapter
• Connect the factory antenna cable to aftermarket radio
• Compatible with select 2008-2025 vehicles from Honda, Acura Vehicles

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This product fits your 2021 Civic
2
Was $17.99 Details
$15.99

In stock

• Antenna Adapter
• Connect the factory antenna cable to aftermarket radio
• Compatible with select 2008-2025 vehicles from Honda, Acura Vehicles

Metra 40-HD31 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2009-2025 vehicles from Honda, Acura

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Connect your factory antenna to a new aftermarket radio for select 2009-2025 vehicles from Honda, Acura

• select 2009-2025 vehicles from Honda, Acura factory antenna cable to aftermarket radio
• Antenna adapter kit

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Was $32.45 Details
$29.99

In stock

Only 2 Left!

• select 2009-2025 vehicles from Honda, Acura factory antenna cable to aftermarket radio
• Antenna adapter kit

PAC LPHHD04

Vehicle Specific Audio Integration T-Harness for select 2013-2023 vehicles from Honda

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Vehicle Specific Audio Integration T-Harness for select 2013-2023 vehicles from Honda

• T-harness to install an aftermarket amplifier, line-out converter or signal processor
• 4-channels of speaker-level signals from factory radio
• Compatible with PAC LocPro line output converters
• Works with amplifiers and sound processors with speaker-level input
• Compatible for select 2013-2023 vehicles from Honda with non-amplified systems

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$60.00

Available

Ships in 10-14 days

• T-harness to install an aftermarket amplifier, line-out converter or signal processor
• 4-channels of speaker-level signals from factory radio
• Compatible with PAC LocPro line output converters
• Works with amplifiers and sound processors with speaker-level input
• Compatible for select 2013-2023 vehicles from Honda with non-amplified systems

NVX BE-HON-CVCHB-G10 BOOST Box (Open Box, Good)

Custom Fit 350W RMS 10" Loaded BOOST Subwoofer Enclosure for 2017-2021 Honda Civc Hatchback

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Custom Fit 350W RMS 10" Loaded BOOST Subwoofer Enclosure for 2017-2021 Honda Civc Hatchback

• Fits 2017-2021 Honda Civc Hatchback
• Custom Hand-laid sealed fiberglass enclosure
• Loaded with one 10" SMW10D4 Subwoofer
• Installs quickly and easily in the right side of the trunk

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Was $455.99 Details
$167.99

In stock

Only 1 Left!

• Fits 2017-2021 Honda Civc Hatchback
• Custom Hand-laid sealed fiberglass enclosure
• Loaded with one 10" SMW10D4 Subwoofer
• Installs quickly and easily in the right side of the trunk

Flash Logic ADSTHRHA3

T-Harness Kit for Select 2008-Up Honda and Acura Vehicles

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T-Harness Kit for Select 2008-Up Honda and Acura Vehicles

• Factory Fit Installation T-Harness
• For Select Acura and Honda Vehicles

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Was $79.99 Details
$49.99

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• Factory Fit Installation T-Harness
• For Select Acura and Honda Vehicles

NVX BE-HON-CVCHB-G10 BOOST Box

Custom Fit 350W RMS 10" Loaded BOOST Subwoofer Enclosure for 2017-2021 Honda Civc Hatchback

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Custom Fit 350W RMS 10" Loaded BOOST Subwoofer Enclosure for 2017-2021 Honda Civc Hatchback

• Fits 2017-2021 Honda Civc Hatchback
• Custom Hand-laid sealed fiberglass enclosure
• Loaded with one 10" SMW10D4 Subwoofer
• Installs quickly and easily in the right side of the trunk

Save 10% on NVX at Checkout!
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Add more info to confirm vehicle fitment
Was $455.99 Details
$279.99

In stock

Used from: $167.99

• Fits 2017-2021 Honda Civc Hatchback
• Custom Hand-laid sealed fiberglass enclosure
• Loaded with one 10" SMW10D4 Subwoofer
• Installs quickly and easily in the right side of the trunk

American International HONK842GB Dash Kit

Install a new Single-DIN or Double-DIN car stereo in 2016-2025 Honda Civic Type R, Civic, Civic Si

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Install a new Single-DIN or Double-DIN car stereo in 2016-2025 Honda Civic Type R, Civic, Civic Si

• Single-DIN or Double-DIN Dash Kit
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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This product fits your 2021 Civic
Was $59.00 Details
$19.99

In stock

• Single-DIN or Double-DIN Dash Kit
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Metra 40-HD21 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2009-2022 vehicles from Honda, Acura

40-HD21 big
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Connect your factory antenna to a new aftermarket radio for select 2009-2022 vehicles from Honda, Acura

• Honda factory radio to aftermarket antenna for select 2009-up Honda and Acura vehicles

Save 15% with coupon
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This product fits your 2021 Civic
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Was $19.99 Details
$16.99

In stock

Only 2 Left!

• Honda factory radio to aftermarket antenna for select 2009-up Honda and Acura vehicles

Metra 99-7812B Dash Kit

Install a new Single-DIN car stereo in 2016-2025 Honda Civic, Civic Type R, Civic Si

99-7812B big
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Install a new Single-DIN car stereo in 2016-2025 Honda Civic, Civic Type R, Civic Si

• Single-DIN Install Dash Kit
• Accommodates ISO Single DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2016-2025 Honda Civic, Civic Type R, Civic Si Vehicles

Save 15% with coupon
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This product fits your 2021 Civic
Was $49.99 Details
$44.99

In stock

Only 3 Left!

• Single-DIN Install Dash Kit
• Accommodates ISO Single DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2016-2025 Honda Civic, Civic Type R, Civic Si Vehicles

Lowest price in 30 days

Metra 40-HD22

Connect your factory antenna to a new aftermarket radio for select 2009-2022 vehicles from Honda, Acura

40-HD22 big
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Connect your factory antenna to a new aftermarket radio for select 2009-2022 vehicles from Honda, Acura

• Antenna adapter cable
• Two female Motorola connectors
• Male Honda-style antenna connectors on the other end
• Used to adapt the vehicle’s antenna cable to use with an aftermarket radio

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This product fits your 2021 Civic
$13.99

In stock

• Antenna adapter cable
• Two female Motorola connectors
• Male Honda-style antenna connectors on the other end
• Used to adapt the vehicle’s antenna cable to use with an aftermarket radio

Lowest price in 30 days

Metra 99-7821B Dash Kit

Install a new Single-DIN or Double-DIN car stereo in 2016-2025 Honda Civic Type R, Civic Si, Civic

99-7821B big
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Install a new Single-DIN or Double-DIN car stereo in 2016-2025 Honda Civic Type R, Civic Si, Civic

• Single and Double DIN Install Dash Kit
• Accommodates ISO Single/Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2016-2025 Honda Civic Type R, Civic Si, Civic Vehicles

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VIP Product Get $44.30 in rewards to spend later

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This product fits your 2021 Civic
1
Was $509.00 Details
$442.99

In stock

Only 1 Left!

• Single and Double DIN Install Dash Kit
• Accommodates ISO Single/Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2016-2025 Honda Civic Type R, Civic Si, Civic Vehicles

Metra 40-HD32

Connect your factory antenna to a new aftermarket radio for select 2009-2022 vehicles from Honda, Acura

40-HD32 big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 2009-2022 vehicles from Honda, Acura

• Antenna adapter cable
• Used to adapt the vehicle’s original factory radio and antenna connectors to use with an FM modulator
• Two Male and Female Motorola connectors

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VIP Product Get $3.50 in rewards to spend later

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This product fits your 2021 Civic
Was $66.99 Details
$34.99

In stock

Only 2 Left!

• Antenna adapter cable
• Used to adapt the vehicle’s original factory radio and antenna connectors to use with an FM modulator
• Two Male and Female Motorola connectors

Metra 40-HD20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2005-2025 vehicles from Honda, Mazda, Toyota

40-HD20 big
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Connect your factory antenna to a new aftermarket radio for select 2005-2025 vehicles from Honda, Mazda, Toyota

• Factory Radio Cable to Aftermarket Antenna Adapter
• select 2005-2025 vehicles from Honda, Mazda, Toyota Vehicles

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This product fits your 2021 Civic
2
Was $18.99 Details
$16.99

Available

Ships in 10-14 days

• Factory Radio Cable to Aftermarket Antenna Adapter
• select 2005-2025 vehicles from Honda, Mazda, Toyota Vehicles

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    FAQ for your 2021 Civic

    Q: Can I upgrade the factory stereo system in my 2021 Honda Civic?

    A: Yes you can improve your sound in your Civic by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2021 Civic if there is a dash kit and harness solution available.

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    • Owner’s manual
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    • Vehicle produced after 2005: Inside driver’s side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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