PAC - AP4-TY11 - ***Serialized*** AmpPRO for Select Toyota and Lexus vehicles with two 20-pin connectors Audio Output interface for vehicles with a digital audio system

PAC – AP4-TY11 (Serialized)

AmpPRO Audio Output Interface
For Select Toyota & Lexus Vehicles with Dual 20-Pin Factory Radio Connectors
Designed for Vehicles with Digital Amplified Audio Systems

DESCRIPTION

• Factory audio integration module that delivers a clean low-level pre-amp signal from Toyota/Lexus digital audio systems.

• Allows installation of aftermarket amplifiers or DSP processors while keeping the factory radio and user interface fully intact.

• Serialized hardware revision assures compatibility alignment with vehicle model-year firmware variations.

FEATURES

• Converts OEM digital audio to Front + Rear RCA low-level outputs.

• Maintains:

  • Factory Bluetooth® audio

  • Navigation voice guidance

  • Safety / system chimes

  • Steering wheel audio control behavior

  • Factory tone controls (Bass/Treble), Fade & Balance

• No line-output converters or summing devices required.

• Provides a +12V amplifier remote turn-on output.

• Fully reversible installation — no OEM wire cutting.

FUNCTIONAL APPLICATIONS

• Add a subwoofer amplifier to the factory system.

• Feed a DSP processor for full staging / EQ / time alignment upgrades.

• Fully re-amplify all speakers using aftermarket power, while keeping the factory radio.

• Ideal for OEM-plus audio upgrades where a stock dash look is desired.

SPECIFICATIONS

• Input Source: Toyota/Lexus Digital Audio Bus

• Output: Low-level RCA (Front L/R + Rear L/R)

• Output Voltage: Up to ~5V (configuration dependent)

• Remote Trigger Output: +12V amp turn-on lead

• Supported System Type: Factory digital amplified audio platforms

• Connector Style: Dual Toyota/Lexus 20-pin OEM radio connectors

INSTALLATION NOTES

• Installs behind the factory radio via the two 20-pin plug-in connectors.

• No need to access or bypass the factory amplifier during initial integration.

• If system includes Active Noise Cancellation (ANC), ANC disablement may be required in bass-intensive systems.

• For full system re-amplification or return signal routing, pair with PAC APH-TY## speaker harnesses (optional).

FITMENT

• Designed for select Toyota and Lexus vehicles equipped with digital audio systems and dual 20-pin OEM radio connectors.

• Common applicable platforms (varies by trim/year):

  • Toyota: Camry, Avalon, 4Runner, Tundra, Tacoma, Highlander, RAV4

  • Lexus: ES, GS, RX, IS, GX

• Fitment is confirmed by connector match, not by display size or speaker count.

INCLUDES

• AP4-TY11 (Serialized) Interface Module

• Dual 20-pin OEM radio harness

• Remote amp turn-on lead

• Setup / configuration documentation