Expert Service 1-877-289-7664 [Hours]


Did you know that we price match?

It is important that you always get the best price. Call us at 1-877-289-7664 for our best price on this item or check out our coupons page for great deals!

PAC RadioPro (RP4.2-TY11)

RadioPro Radio Replacement Interface With Built In Pre-Programmed Steering Wheel Control Retention and Navigation Outputs

In Stock. Only 1 Left!

List price $219.95

You Save: $100.00 (45.46%)

Thanks , You Pay:


with warranty

+ FREE Shipping in US 48

Order within 23 hrs 11 mins to ship 10/24

Arrives by Wednesday, Oct. 26 to zip 20147

Add an Extended Warranty

SquareTrade Product Warranty
60-Day Money-Back

Hassle Free Returns

Low Price Guarantee

Seen it for less? Click here

365-Day Coverage

Warranty assistance for a year

Will this fit my ride?

Check Vehicle

Item Added to Cart

PAC RadioPro (RP4.2-TY11)

RadioPro Radio Replacement Interface With Built In Pre-Programmed Steering Wheel Control Retention and Navigation Outputs


Keep Shopping

Get Added Peace of Mind with SquareTrade

Why SquareTrade?

  • The #1-Rated Protection Plan
  • 5-Day Service Guarantee & Free Shipping
  • Protection from Normal, Everyday Use
You have added a warranty
Add Warranty
3 years of protection

Get FAST answers from customers ASK a Question See questions answers

PAC Store

Product Features:

  • Built In Pre-Programmed Steering Wheel Control Retention
  • Navigation Outputs
  • Maintains the factory JBL and JBL Synthesis amplified audio systems
  • Built-in 3.5 mm auxiliary audio jack
  • Built-in USB connection
  • Built-in 3.5 mm auxiliary audio jack
  • Factory USB Port Retention with additional harnesses(USB-TY1 or USB-TY2)
  • Factory Back-up camera retention with additional harnesses (CAM-TY12)
  • 10 amp ACC 12 Volt output
  • Direct USB in-field updateable
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Compatible Models

  • Lexus
    • 2003 - 2005 IS 300 1
  • Scion
    • 2013 - 2016 FRS
    • 2016 - iM
    • 2012 - 2013 iQ
    • 2005 - 2015 tC
    • 2004 - 2007 xA
    • 2004 - 2015 xB
    • 2008 - 2012 xD
  • Toyota
    • 2003 - 2016 4 Runner
    • 2005 - 2015 Avalon 2
    • 2007 - 2016 Camry
    • 2004 - 2008 Camry Solara
    • 2009 - 2016 Corolla
    • 2007 - 2014 Fj Cruiser
    • 2008 - 2015 Highlander
    • 2005 - 2012 Matrix
    • 2004 - 2015 Prius
    • 2004 - 2015 Rav 4
    • 2005 - 2015 Sequoia
    • 2004 - 2015 Sienna
    • 2005 - 2016 Tacoma
    • 2004 - 2015 Tundra
    • 2009 - 2015 Venza
    • 2008 - 2011 Yaris


Does not retain Rear Seat Entertainment

1 Not compatible in Lexus vehicles equipped with factory navigation

2 Only compatible in Toyota Avalon models equipped with a JBL system

Check out the RP4.2-TY11 Owner's Manual

Harness Features

Vehicle Sound System
This refers to what kind of sound system the vehicle has. Premium audio systems are generally name brand systems (such as JBL, Bose, Rockford Fosgate, etc) that have been installed inside a vehicle when it leaves the factory. Often they more advanced systems, complex wiring, factory amplifiers, and other features that can make installing aftermarket component difficult.
Standard and Premium Sound
Main Harness Function
Different installations on different vehicles require different harnesses. This type is what the harness is considered. Each wiring harness we sell serves a purpose such as installing an aftermarket car stereo, integrating an aftermarket amplifier with your factory car stereo, connecting Bluetooth to your factory car stereo, and more.
Install a Car Stereo & Retain the Factory OEM Amplifier
Additional Harness Features
The various features that the wiring harness provides to your car stereo and/or audio system.
Provides Parking Brake & Reverse Signals
Retained Accessory Power (RAP) Retention
Retains Factory AUX Input
Retains Steering Wheel Controls
Compatible Vehicle Make
Allows you to view only items that are compatible with your vehicle's make. Does not guarantee that it will work with your vehicle year or model.
Compatible Vehicle Make and Model
The model of vehicle that this vehicle specific product is designed for. Please keep in mind that engine variations can affect the compatibility of the products.
Lexus IS300
Scion FRS
Scion iM
Scion iQ
Scion TC
Scion xA
Scion XB
Scion xD
Toyota 4Runner
Toyota Avalon
Toyota Camry
Toyota Corolla
Toyota FJ Cruiser
Toyota Highlander
Toyota Matrix
Toyota Prius
Toyota RAV4
Toyota Sequoia
Toyota Sienna
Toyota Tacoma
Toyota Tundra
Toyota Venza
Toyota Yaris

Premium Harness Features

Factory System Amplification
This refers to the factory sound system and whether the item is compatible with amplified or non-amplified systems.
Compatible Premium Audio Systems
Some vehicles have higher end audio systems installed in them by the manufacturer. This specifies which premium audio systems this item is compatible with.
On-Star Compatible
This means that the harness is compatible with vehicles that have On-Star built-in.
Compatible with Aftermarket Navigation Systems
This means that the item is made to work with aftermarket systems with navigation. Typically, this means that the harness has wires that are used with GPS navigation systems, such as VSS wires and others. Please read the product description for full details of this feature.

Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider

Summary of Customer Ratings & Reviews

Rating Distribution

5 Star
4 Star
3 Star
2 Star
1 Star

Average Attribution Rating

Browse 1 question and 1 answer
Hide answersShow all answers | Sort by
Why did you choose this?
Sonic Electronix Store
I wanted to keep the factory amp and steering wheel controls
Moe M on Oct 22, 2016

Product Summary


Model Number






Internal SKU


Internal Product ID


Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: PAC RadioPro (RP4.2-TY11)