Garage
Shop

See all parts that fit your 2008 A3

iDataLink Maestro HRN-AR-CH4 Wiring Harness

Connect Maestro AR and Replace Factory Amplifier in select 2015-2023 vehicles from Ram, Dodge, Jeep

iDataLink
Shop all iDataLink
Only 2 Left!
highlight-star-icon

• Amplifier replacement harness for select 2015-2023 vehicles from Ram, Dodge, Jeep
• Retain Fader Control, Tone, and other functions
• Connects at the factory amplifier location
• Includes T-harness, factory amp harness, speaker/chime harness, and 2-pin harness

See compatible vehicles Learn more about the hrnarch4
No Fit Icon

Doesn't fit your 2008 A3

Similar items | Update vehicle | Vehicle store
List price $61.99
Thanks , You Pay:
-19%

$49.99

 with warranty
4 payments of $13

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
In Stock. Only 2 Left!
Brand new

Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Extend logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Hassle-free immediate replacement within minutes!
  • Easy online claims 24/7
  • Covers product breakdowns and failures
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...
40-VW10 main

Metra 40-VW10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Audi, Mercedes-Benz, Volkswagen

22
-33.36%

$7.99

List price $11.99

AU2392B main

Scosche AU2392B Dash Kit

Install a new Single-DIN car stereo in select 2006-2019 A3 and A3 Quattro (Black)

1
-37.49%

$11.99

List price $19.18

LAI10 main

Scosche LAI10 Wiring Interface

Install new car stereo and retain steering wheel audio controls in select 2004-2023 vehicles from Audi

iLX-W650 main

Alpine iLX-W650

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

124
-5.72%

$329.95

List price $349.95

DCPA1013 main

Dual DCPA1013

10.1" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay, Android Auto

5
-16.67%

$319.99

List price $383.99

Description


iDataLink brand icon

Authorized dealer

Product Features:

  • Amplifier replacement T-harness Compatible with select 2015-2023 vehicles from Ram, Dodge, Jeep
  • Replace factory amplifier with an iDataLink ready amplifier or processor
  • Use with Maestro AR iDataLink ADS-MAR (required and sold separately)
  • Retain Fader Control, Tone, and other features and functions
  • Includes 16" T-harness, 2 16" factory amplifier harness, 4" speaker/chime harness, and 2-pin harness
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Compatible Vehicles


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

The vehicle you have selected 2008 Audi A3 is not compatible. Change vehicle or See list of compatible similar products


Loading...
BV850ACP main

Boss Elite BV850ACP

6.75" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto with Backup Camera

5
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

DMH-1800NEX main

Pioneer DMH-1800NEX

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

2
-16.67%

$349.99

List price $420.00

iLX-W650 main

Alpine iLX-W650

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

124
-5.72%

$329.95

List price $349.95

DMH-W4660NEX main

Pioneer DMH-W4660NEX

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

2
-20.00%

$599.99

List price $750.00

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

BMV62W main

Belva BMV62W

6.2" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto and Phone Mirroring

28
-66.67%

$89.99

List price $269.99

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

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3

Best selling similar products

AXLOC-CH5 small

Axxess AXLOC-CH5

• Active 2-Channel Line Output Converter
• Designed to provide 2-channels of low-level audio
• Includes gain level controller to adjust the overall output
• Compatible with select 2011-2025 vehicles from Ram, Dodge, Jeep with non-amplified systems

(10)

$93.99

List price $104.99

APSUB-CH41 small

PAC APSUB-CH41

• Amplifier and subwoofer integration interface for select 2013-2024 vehicles from Ram, Jeep, Dodge
• Compatible with amplified vehicle systems
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier and subwoofer
• Delivers 5V RMS pre-amp output with bass equalization and level control

$239.00

List price $329.00

AXDSPX-ETH1 small

Axxess AXDSPX-ETH1

• Plug and Play T-harness for faster installation
• For select 2019-2024 vehicles from Chevrolet, GMC, Cadillac
• Designed for Ethernet amplifiers
• Designed to be used with factory radios
• Selectable 31-band graphic EQ or 5-band parametric EQ
• Settings adjusted via Bluetooth in a smart device
• Selectable high pass, low pass, or bandpass filters

(3)

$517.99

List price $613.99

AXLOC-FD2 small

Axxess AXLOC-FD2

• Active 2-Channel Line Output Converter
• Designed to provide 2-channels of low-level audio
• Includes gain level controller to adjust the overall output
• Compatible with select 2011-2025 vehicles from Ford with non-amplified systems

(3)

$93.99

List price $104.99

APSUB-CH42 small

PAC APSUB-CH42

• Amplifier and subwoofer integration interface for select 2021-2026 vehicles from Ram, Jeep, Dodge
• Compatible with amplified vehicle systems
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier and subwoofer
• Delivers 5V RMS pre-amp output with bass equalization and level control

$239.00

List price $329.00

AXDSPX-GMM50 small

Axxess AXDSPX-GMM50

• Plug and Play T-harness for faster installation
• For select 2010-2021 vehicles from Chevrolet, GMC, Cadillac
• Designed for MOST amplified systems
• Designed to be used with factory radios
• Selectable 31-band graphic EQ or 5-band parametric EQ
• Settings adjusted via Bluetooth in a smart device
• Selectable high pass, low pass, or bandpass filters

$638.99

List price $709.99

AOEM-FRD24 small

PAC AOEM-FRD24

• Amplifier integration interface for select 2003-2014 vehicles from Ford, Lincoln, Mercury
• Compatible for vehicles without amplified THX and Sony systems
• 4-channel RCA output
• Linear 20-20000 Hz sound reproduction
• For use with an aftermarket amplifier

(26)

$56.99

List price $129.00

AP4GM71 small

PAC AP4-GM71

• Amplifier integration interface for select 2019-2025 vehicles from Chevrolet, GMC, Cadillac
• Vehicle must be amplified and with a factory Bose system
• Provides a 6-channel pre-amp output
• Delivers 5V RMS pre-amp output with bass equalization and level control

(4)

$479.00

List price $549.00

AP4-CH41 small

PAC AP4-CH41 R.2

• Amplifier integration interface for select 2013-2023 vehicles from Ram, Jeep, Dodge
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier
• Delivers switchable 4-volt or 5-volt RMS pre-amp output

(4)

$419.00

List price $499.00

Specifications & Details


Features
Main Harness Function
Install an Aftermarket Car Amplifier & Connect to Factory Radio
Premium Harness Features
Factory System Amplification
Amplified
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

HRN-AR-CH4

Weight:

0.55lbs

Internal SKU:

hrnarch4

Internal Product ID:

198433

Customer Ratings & Reviews


iDataLink Maestro HRN-AR-CH4 Wiring Harness thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

Great connectivity

This paired with the Rockford DSR1 worked great on my 2021 Ram 1500. It read my truck and now I can control my additional amp through the factory screen.

By Mahaish on May 11, 2024 Checkmark Icon Verified purchase

5 found this helpful



BKH212 small

Cerwin-Vega BKH212 Open Box Incomplete

3000W Max HED Series Basskit Dual 12" Loaded Sealed Enclosure w/ 1000W Max Amplifier

$179.99

List price $369.99

Related Searches


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

2008 Audi A3

2003 Ford Excursion

1989 Cadillac Fleetwood

2008 GMC Envoy

2014 Jeep Compass

2025 Toyota Tacoma

2004 Toyota Sequoia

2014 Ram 3500

1997 Saab 9000

2003 Audi A4 Quattro

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.