The PAC Audio AP4-TY14 AmpPRO 4 is a premium amplifier integration interface engineered specifically for select 2022+ Toyota vehicles equipped with factory JBL amplified audio systems. It allows installers to add aftermarket amplifiers while retaining the factory radio, OEM features, warning chimes, Bluetooth®, navigation prompts, and factory controls — without needing complicated summing processors or extensive rewiring Main Features Designed for select 2022+ Toyota vehicles Compatible with factory JBL amplified systems Plug-and-play amplifier integration Retains factory radio and OEM controls 6-channel 5V RCA preamp outputs Front / rear / subwoofer outputs Retains Bluetooth®, navigation prompts, and warning chimes Variable volume, fade, balance, bass, mid, and treble controls Includes subwoofer level controller Optional TOSLINK optical output capability (APA-TOS1 sold separately) Eliminates need for signal summing in many applications Simplifies DSP and aftermarket amplifier installs Specs Specification Details Product Type Amplifier Integration Interface Vehicle Compatibility Select 2022+ Toyota Vehicles Factory System Required JBL Amplified System RCA Outputs 6-Channel Output Voltage 5V RMS DSP/Summing Needed Often Eliminated Optical Output Optional via APA-TOS1 Installation Type Plug-and-Play Included Bass Knob Yes Approx. Shipping Weight ~1–2 lbs Common Compatible Vehicles The AP4-TY14 commonly supports: Toyota Tundra (2022+) Toyota Tacoma (2024+) Toyota Sequoia (2024+) Toyota Land Cruiser (2024+) Toyota Highlander (2024+) Toyota Prius (2024+) Toyota Corolla Hatchback (2023) Toyota Crown / Crown Signia (2025+) Toyota 4Runner (2025+)
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