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PAC - Amplifier Integration Interface for Select Ford Vehicles with 8.4” Radio and Sony System - Black/Blue

Price range: $419–419.99
Brand: PAC
Category: Car Installation Accessory
A PAC car amplifier integration interface (for Select 2011-2020 Ford vehicles equipped with 8.4" radios and Sony factory amplified audio systems; Black/Blue).
PQS: 94 (computed 2026-04-28 07:03)
GTIN-14: 00609098817042
PAC - Amplifier Integration Interface for Select Ford Vehicles with 8.4” Radio and Sony System - Black/Blue

Key specs

A human-friendly subset of populated specs
Accessory
Amplifier Integration Interface
Compatibility
Select 2011-2020 Ford vehicles equipped with 8.4" radios and Sony factory amplified audio systems
Type
Interface
Included
Interface module
Retained/Features
Aftermarket radio support
Finish
Black/Blue

Compatibility

Best-effort fitment (not exhaustive)
  • Ford Vehicles with 8.4” Radio
  • Ford Sony System

Included in the box

  • Interface module

Retained/Features

  • Aftermarket radio support

Offers

Retailer SKU Price Stock Offer Last seen
Best Buy 5981701 419.99 USD In stock View offer → 2026-04-28 01:42
Newegg 9SIAK13DRZ4809 419.00 USD In stock View offer → 2026-04-24 02:25

Recent price history (50)

Show price log (50 entries)
Retailer Price Stock Seen at
bestbuy 419.99 USD In stock 2026-04-28 01:42
bestbuy 419.99 USD In stock 2026-04-26 01:42
bestbuy 419.99 USD In stock 2026-04-25 01:39
newegg 419.00 USD In stock 2026-04-24 02:25
bestbuy 419.99 USD In stock 2026-04-24 01:32
newegg 419.00 USD In stock 2026-04-23 02:15
bestbuy 419.99 USD In stock 2026-04-23 01:35
newegg 419.00 USD In stock 2026-04-22 02:16
bestbuy 419.99 USD In stock 2026-04-22 01:35
newegg 419.00 USD In stock 2026-04-21 02:12
bestbuy 419.99 USD In stock 2026-04-21 01:39
newegg 419.00 USD In stock 2026-04-20 02:20
bestbuy 419.99 USD In stock 2026-04-20 01:42
newegg 419.00 USD In stock 2026-04-19 02:25
bestbuy 419.99 USD In stock 2026-04-19 01:37
newegg 419.00 USD In stock 2026-04-18 02:23
bestbuy 419.99 USD In stock 2026-04-18 01:38
newegg 419.00 USD In stock 2026-04-17 02:25
bestbuy 419.99 USD In stock 2026-04-17 01:43
newegg 419.00 USD In stock 2026-04-16 13:29
newegg 419.00 USD In stock 2026-04-16 02:17
bestbuy 419.99 USD In stock 2026-04-16 01:39
newegg 419.00 USD In stock 2026-04-15 02:22
bestbuy 419.99 USD In stock 2026-04-15 01:40
newegg 419.00 USD In stock 2026-04-14 02:16
bestbuy 419.99 USD In stock 2026-04-14 01:32
newegg 419.00 USD In stock 2026-04-13 02:26
bestbuy 419.99 USD In stock 2026-04-13 01:33
newegg 419.00 USD In stock 2026-04-12 02:25
bestbuy 419.99 USD In stock 2026-04-12 01:40
newegg 419.00 USD In stock 2026-04-11 02:20
bestbuy 419.99 USD In stock 2026-04-11 01:39
newegg 419.00 USD In stock 2026-04-10 02:29
bestbuy 419.99 USD In stock 2026-04-10 01:36
newegg 419.00 USD In stock 2026-04-09 02:17
bestbuy 419.99 USD In stock 2026-04-09 01:41
newegg 419.00 USD In stock 2026-04-08 02:30
bestbuy 419.99 USD In stock 2026-04-08 01:37
bestbuy 419.99 USD In stock 2026-04-05 01:39
bestbuy 419.99 USD In stock 2026-04-04 01:40
bestbuy 419.99 USD In stock 2026-04-03 01:34
bestbuy 419.99 USD In stock 2026-04-02 01:36
bestbuy 419.99 USD In stock 2026-04-01 01:34
bestbuy 419.99 USD In stock 2026-03-31 01:45
bestbuy 419.99 USD In stock 2026-03-30 01:31
bestbuy 419.99 USD In stock 2026-03-29 01:41
bestbuy 419.99 USD In stock 2026-03-28 01:40
bestbuy 419.99 USD In stock 2026-03-27 01:36
bestbuy 419.99 USD In stock 2026-03-26 01:31
bestbuy 419.99 USD In stock 2026-03-25 01:33

Full specs

Show full spec table
TypeInterface
CompatibilitySelect 2011-2020 Ford vehicles equipped with 8.4" radios and Sony factory amplified audio systems
FinishBlack/Blue
Dimensions1 x 5 x ? in
Reconciled at2026-03-16 02:22
Canonical JSON (expand)
{
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  "car": {
    "type": "Interface",
    "finish": "Black/Blue",
    "compatibility": "Select 2011-2020 Ford vehicles equipped with 8.4\" radios and Sony factory amplified audio systems",
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  "appliance": {},
  "networking": {},
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  "certifications": {},
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Debug data (expand)
Raw title PAC - Amplifier Integration Interface for Select Ford Vehicles with 8.4” Radio and Sony System - Black/Blue
Raw brandPAC
Raw categoryBest Buy > Car Electronics & GPS > Car Installation Parts & Accessories > Amp Accessories & Installation Parts > Amp Installation Kits
Canonical highlights (populated fields only)
car.type Interface
car.finish Black/Blue
car.compatibility Select 2011-2020 Ford vehicles equipped with 8.4" radios and Sony factory amplified audio systems
car.compatibility_years 2011-2020
core.title PAC - Amplifier Integration Interface for Select Ford Vehicles with 8.4” Radio and Sony System - Black/Blue
core.seo_title PAC AP4-FD21
brand PAC
model AP4-FD21
gtin14 00609098817042
images[0] https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/5981/5981701_sd.jpg
category car_installation_accessory
physical.width_in 5.0
physical.height_in 1.0
physical.weight_kg 0.45
physical.dimensions_in 1 x 5 x ? in
warranty.labor None
warranty.parts 1 Year
schema_version 1
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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  "name": "PAC - Amplifier Integration Interface for Select Ford Vehicles with 8.4” Radio and Sony System - Black/Blue",
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  "features": [
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      "feature": "Compatible with select Ford vehicles equipped with 8.4” radios and Sony factory amplified audio systems\nIncluding 2015-2018 Edge, 2016 Escape, 2015-2017 Expedition, 2011-2018 Explorer, 2013-2017 F-150, 2013-2019 F-250, and 2013-2019 F-350 models."
    },
    {
      "feature": "Also compatible with 2013-2019 F-450, 2013-2019 F-550, 2012-2017 Focus, 2013-2016 Fusion, 2019-2020 Mustang, and 2013-2015 Taurus models for a customized fit."
    },
    {
      "feature": "Variable 5V RMS front, rear, and sub preamp outputs\nFeatures fading, balance, equalization, and level control capabilities."
    },
    {
      "feature": "Customized OE bass, mid, and treble center frequency selection\nAllows precision tuning."
    },
    {
      "feature": "Provides flat audio output\nFor a solid audio foundation."
    },
    {
      "feature": "Retains audio from factory features\nIncluding SYNC, Bluetooth audio, safety warning chimes, parking sensor chimes, and navigation prompts."
    },
    {
      "feature": "Data-controlled remote amplifier turn-on\nAutomatically powers the amplifier when the radio is turned on."
    },
    {
      "feature": "Enables subwoofer installation\nAllows you to add a subwoofer to the factory sound system and adjust sublevel with the included bass knob."
    },
    {
      "feature": "Optional TOSLINK optical output\nProvides a variable 2-channel fiber optic digital audio output when used in conjunction with APA-TOS1 (sold separately)."
    },
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      "feature": "Plug-and-play installation\nFor quick and easy setup."
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  "longDescription": "Simplify amplifier installation in your Ford vehicle with this Amplifier Integration Interface by PAC. The AP4-FD21 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.",
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Newegg raw specs
raw_specs_text (pretty) — expand
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