PAC Audio AmpPRO AP4-FD32 Amplifier Integration Interface for Select 2025+ B&O A2B Fords

Unlock premium sound without losing factory features.

The AmpPRO AP4-FD32 is purpose-built for select 2025 and newer Ford vehicles (see fitment list, below) equipped with the B&O® A2B factory-amplified audio system. It lets you add aftermarket amplifiers while keeping your OEM radio and controls exactly as they are: delivering a clean signal, powerful output, and complete feature retention.

Designed for both professional installers and DIY audio enthusiasts, the AP4-FD32 makes upgrading your sound simple, seamless, and OEM-perfect.

Features

• OEM Look, Aftermarket Power: Keep your factory fit and finish while upgrading your sound system.
• Full Audio Control: Fine-tune volume, fade, balance, bass, midrange, and treble settings.
• Clean Signal Output: 5 V RMS front, rear, and subwoofer preamp outputs for distortion-free performance.
• Custom Frequency Tuning: Select custom bass, mid, and treble center frequencies for precision sound.
• Quick Bass Adjustments: Included sublevel controller lets you tweak low-end on the fly.
• Digital Audio Ready: TOSLINK optical output delivers a variable 2-channel digital signal for high-end setups.
• Plug-and-Play Simplicity: Easy install with full retention of OEM features like warning chimes, navigation prompts, Bluetooth®, and telematics audio (if equipped).

• Variable volume, fade, balance, bass, mid, and treble adjustments
• Sublevel controller included

Note: The factory amplifier must be unplugged or removed when installing the AP4-FD32.
PAC Audio notes: Factory amplifier must be remove from the vehicle when installing this interface.
They also note: NOT COMPATIBLE with 2025-plus Ford Explorer or Expedition

Application Guide

Manufacturer's Documents

MANUAL for Pac Audio AP4-FD32 Amplifier Integration Interface

Also see PAC Audio product page for Firmware updates and downloads.

Manufacturer's Warranty: PAC will repair or replace product at its sole discretion if it is found to be defective in material or workmanship for one year from date of purchase. Product must be returned to an authorized PAC dealer with Proof of Purchase. (See manufacturer's site for specifics.)

Due to continual development, product and specifications are subject to change without notice. PAC Audio and its agents are not responsible for typographical errors.

catb r2 / 2026.09.21