Garage
Shop

See all parts that fit your 2011 A4

Metra 70-1781 Wiring Harness

Install a New Car Stereo in select 1986-1994 vehicles from Mazda, Ford, Mercury

Metra
Shop all Metra
highlight-star-icon

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

See compatible vehicles Learn more about the met-701781
No Fit Icon

Doesn't fit your 2011 A4

Similar items | Update vehicle | Vehicle store
Thanks , You Pay:

$11.99

 with warranty
4 payments of $3

Heads up

Your vehicle can use this product in multiple locations. Only a quantity of one can be selected from the product page. You will have the option to adjust the quantity within your cart.

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Quantity
Available: Ships in 10-14 days
Brand new

Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Swoosh Icon Icon of Swoosh

For over 25 years, we've been your X-Factor – the team dedicated to having the biggest impact on your shopping experience!

Award winning icon
Award-Winning Service
Shipping icon
FREE Shipping Orders $49+
60 days return policy icon
60-Day Easy Returns
lowest price guarantee icon
Guaranteed Lowest Price
inHouseExpert
In-House Experts

Loading...
82-8148 main

Metra 82-8148

6" to 6.75" Speaker Bracket for select 1998-2024 vehicles from Toyota, Subaru, Scion

35
-50.01%

$18.99

List price $37.99

VSP65KIT main

NVX VSP65KIT

750W Peak (250W RMS) 6.5" V-Series 2 Way Component Car Speakers

84
-15.39%

$109.99

List price $129.99

C1-650x main

JL Audio C1-650x

100W RMS 6.5" C1 Series 2 Way Coaxial 4-ohm Car Speakers

42
Limited time!
TS-G1620F main

Pioneer TS-G1620F

600W Peak (80W RMS) 6.5" G-Series 2-Way Coaxial 4-ohm Car Speakers

13
-26.15%

$48.00

List price $65.00

25D120NO-4 main

DS18 25D120NO-4

240W Peak (120W RMS) 2.5" OEM Dashboard Full-Range 4-ohm Loudspeakers

-16.71%

$89.95

List price $107.99

Stage1621 main

JBL Stage1 621 (STAGE1621)

350W Peak (70W RMS) 6.5" Stage1 Series 2 Way Coaxial 4-ohm Speakers

5
-50.05%

$49.95

List price $99.99

PRO-X8M main

DS18 PRO-X8M (Sold Individually)

550W Peak (275W RMS) 8” PRO-X Series 8-ohm Mid-Range Loudspeaker

Limited time!
R1T-S main

Rockford Fosgate PRIME R1T-S

160W Peak (80W RMS) 1" PRIME Series Mylar Balanced Dome Car Tweeters

34
-11.11%

$39.99

List price $44.99

Rockford Fosgate Punch P1 P1675-S

240W Peak (120W RMS) 6.75" Punch Series 2 Way Component 4-ohm Speakers

20

$159.99

JBL SHOCK WAVE 150W65 (JBLSPKSW150W65)

600W Peak (300W RMS) 6.5" Shock Wave Series 4-ohm Midrange Speakers

5
-7.70%

$119.95

List price $129.95

Description


Metra brand icon

Authorized dealer

Product Features:

  • Wire harness to Install a new car stereo in Mazda Ford Mercury Kia 1986-1993
  • Plugs into the cars original factory radio connectors
  • Color-coded wires for easy installation to the aftermarket radio
  • No wire cutting needed for factory radio connectors
  • 1-year Manufacturer's Warranty

Basic Connections:

  • Yellow – 12V Constant
  • Red – 12V Accessory
  • Black - Ground
  • Orange – Dash Light Dimmer/Illumination
  • Green – Left Rear Speaker (+)
  • Green with Black Stripe Left Rear Speaker (-)
  • White – Left Front Speaker (+)
  • White with Black Stripe – Left Front Speaker (-)
  • Purple – Right Rear Speaker (+)
  • Purple with Black Stripe – Right Rear Speaker (-)
  • Gray – Right Front Speaker (+)
  • Gray with Black Stripe – Right Front Speaker (-)

Compatible Vehicles


Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

The vehicle you have selected 2011 Audi A4 is not compatible. Change vehicle or See list of compatible similar products


Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

122
-33.36%

$79.96

List price $119.99

Club 322F main

JBL Club 322F (SPKCB322FAM)

150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers

1
-27.29%

$79.95

List price $109.95

43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

28
-10.53%

$84.99

List price $94.99

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

12
-9.16%

$109.00

List price $119.99

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

MPK 163.3 main

Hertz MPK163.3

600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System

2
-14.89%

$999.99

List price $1175.00

PNW-65CS2 main

AudioControl PNW-65CS2

250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers

4
-5.90%

$319.00

List price $339.00

NSP65 main

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

93
-35.19%

$69.99

List price $107.99

Club 620F main

JBL Club 620F (SPKCB620FAM)

330W Peak (110W RMS) 6.5" Club Series 2-way 3-ohm Shallow Mount Coaxial Car Speakers

2
-38.48%

$79.95

List price $129.95

PH654 main

Cerwin-Vega PH654

600W Peak (300W RMS) 6.5" PRO Series Full Range Coaxial 4-ohm Speakers

2
-16.67%

$189.99

List price $227.99


Best selling similar products

DKGM-49 small

Crux DKGM-49 Stereo Replacement Interface

• Stereo Replacement Interface with Dash Kit
• Fits select 2006-2020 vehicles from GMC, Chevrolet, Buick Vehicles
• Accommodates ISO Double DIN Mount
• Retain steering wheel controls and chime functions

(41)

$129.60

List price $201.60

70-1761 small

Metra 70-1761 Wiring Harness

• Direct connection to the factory radio harness
• Color coded wires for easy installation
• No cutting or splicing required

(97)

$5.99

List price $6.99

70-1771 small

Metra 70-1771

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(51)

$12.99

List price $6.99

70-1858 small

Metra 70-1858 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(63)

$9.95

List price $6.99

70-5520 small

Metra 70-5520 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(56)

$9.95

List price $6.99

RP4-CH11 small

PAC RP4-CH11

• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(12)

$152.99

List price $379.00

GM02B small

Scosche GM02B Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(246)

$7.95

List price $8.99

SWRTY-61C small

Crux SWRTY-61C

• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(2)

$112.05

List price $174.30

70-7552 small

Metra 70-7552 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(34)

$10.99

List price $12.99

70-1721 small

Metra 70-1721 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(27)

$6.99

List price $6.99

Item Details


Manufacturer:

Model Number:

70-1781

Weight:

0.80lbs

Internal SKU:

met-701781

Internal Product ID:

205959

Customer Ratings & Reviews


Metra 70-1781 Wiring Harness thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found

DEH-P3100UB small

Pioneer Premier DEH-P3100UB

In-Dash CD, MP3, WMA, AAC Receiver with iPod Direct Controls and Front USB Input

$139.99

List price $199.99

P-NAV514 small

Kenwood P-NAV514

In-dash DVD + Navigation Combination Package Includes KVT-514 + KNA-G510

$789.99

List price $1299.99

KX2400.1+2 VCW122 small

Kicker KX2400.1 Amp + (2) NVX VCW122 Subs

Matched Combo Featuring 2400W RMS Mono Amp + 2 Powerful SPL/SQ Subs

(99)

$649.99

List price $1775.93

SCK-65 small

Beyma SCK-65

Sound Concept Series 6-1/2" 2-way Component System ( SCK65 )

(1)

$149.99

List price $269.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2011 Audi A4

2016 Ford Transit Connect

2010 Chevrolet HHR

2012 Nissan Pathfinder

2005 Ford Five Hundred

2021 Kia Soul

2003 MINI Cooper

2018 Acura MDX

1996 Oldsmobile Achieva

2019 Chevrolet Express 3500

Vehicle
Store
Delete

2004 Harley Davidson FXDWG Dyna Wide Glide

Vehicle
Store
Delete

2020 Can-Am Defender DPS HD8

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.