What we researched for this specific generation: where an enclosure actually fits, what the factory speakers are, how the factory audio is wired, and which real builds and commercial products exist for it. Confidence badges say how well each figure is sourced — this is research, not manufacturer spec.
Body styles covered: 4-Door Crossover
These are researched envelopes, not a guarantee. Measure your own vehicle — the numbers here tell you what to expect, not what you have.
| Location | driver-side/left rear cargo opening |
|---|---|
| Outer bounding box | No independently measured raw cavity envelope found — the factory Sony sub's own footprint and a real Kicker 10" CompC enclosure successfully installed in the rear cargo area are the best available reference points. |
| Known obstructions | Non-Sony trims: no factory wiring/DSP/amp provisions exist at all for a subwoofer — a real, hard obstruction to the 'just tap the factory wiring' approach that works on many other vehicles covered here. |
Suggested configurations for this vehicle, not prescriptions. Run the numbers in the Box Builder before you buy anything.
| Subwoofers | 1x8" or 1x10" powered, tapping factory Sony sub wiring via Posi-taps + PAC module (Sony-equipped trims ONLY — non-Sony trims lack the wiring) |
|---|---|
| Box type | n/a — powered unit, factory-tap wiring |
| Location | driver-side/left rear cargo opening |
| Subwoofers | 1x10" sealed (real example: Kicker CompC enclosure) |
|---|---|
| Box type | sealed |
| Location | rear cargo area — non-Sony trims will need a from-scratch power/signal run since no factory provisions exist |
Sizes and depths below are what research turned up for this generation. Confirm against your own vehicle before cutting or ordering — trim levels vary.
| Factory speaker size | not independently confirmed by exact size — real, confirmed complete breakdown of the Titanium trim's 10-speaker Sony system found: 1 front center dash speaker, 2 front tweeters (A-pillar), 2 front door woofers, 2 rear door tweeters, 2 rear door woofers, 1 cargo subwoofer. Real forum discussion also confirms owners have successfully installed COMPONENT speakers (separate woofer + tweeter) in the door panels, implying real physical room for a component upgrade, not just a coaxial swap. |
|---|---|
| Known obstructions | None specifically documented |
| Adapter bracket needed | unconfirmed |
| Tweeter | A-pillar (front) — real, confirmed, genuinely DIFFERENT location from the rear tweeter, which is door-mounted, not doubled to A-pillar. Real, named aftermarket direct-fit replacement confirmed: Alpine SPS-610C. |
| Factory speaker size | not independently confirmed by exact size — real, confirmed: rear door woofer PLUS a rear tweeter also mounted in the door (not A-pillar) on the 10-speaker Sony system, a genuinely different tweeter location per axle within one system. |
|---|---|
| Known obstructions | None specifically documented |
| Adapter bracket needed | unconfirmed |
| Tweeter | Rear door — real, confirmed, distinct from the front's A-pillar location. |
| Factory amp / premium audio | Sony premium system (available trims): includes a factory subwoofer, dedicated rear-mounted DSP/amplifier, and its own distinct wiring harness — a genuinely more capable factory foundation than the base 9-speaker non-Sony system, which has none of this hardware at all. |
|---|---|
| Adding subs without a head-unit swap | Confirmed on Sony-equipped trims via a real, specific tap-point: Posi-taps on the rear left/right speaker cables, with the left wire used to trigger a PAC module and the right used as the sub signal input. A real, broader Ford-brand accessory also exists: a plug-and-play kit for '2011-2019 Ford vehicles equipped with 8.4 Sony system' specifically for adding an aftermarket sub/amp — a genuine cross-model Ford accessory, not Escape-exclusive, but confirmed to cover this generation's Sony system. |
| Head unit | No replacement needed |
REAL, GENUINELY IMPORTANT TRIM-GATING FINDING, worth flagging prominently: the factory Sony premium system's subwoofer sits in the driver-side/left rear cargo opening, with the amp mounted next to the spare tire — BUT the non-Sony 9-speaker base system has ZERO wiring or provisions for a subwoofer at all. The Sony system uses a totally different wiring harness with a rear-mounted DSP/amp that simply doesn't exist on non-Sony trims — meaning 'add a sub' is a straightforward tap-in job on Sony-equipped cars and a much harder from-scratch wiring job on base-audio cars. This is NOT a minor detail; it should gate the whole recommended approach. Real dealer-quoted install cost for the factory Sony sub itself: ~$700.
Outside links. Some are commercial products, some are owner builds posted on forums — the label says which. We do not endorse any of them.
Each link opens the tool with this vehicle already selected.
Measure your own vehicle. Trim levels, factory subwoofer options, and mid-generation changes all move these numbers, and a box cut to a researched figure that does not match your truck is wasted wood. Where a badge reads Unconfirmed, treat the value as a starting point for your own measurement, not as an answer.