FORD MUSTANG GT 5.0 (S550) – STAGE 1 PERFORMANCE SOFTWARE
$999.00
Stage 1: 460HP → 490HP (+30HP) | 420 → 457 lb-ft (+38 lb-ft). Stage 2: 505HP / 479 lb-ft. Bosch MG1CS019. OBD flash. 100% reversible.
FORD MUSTANG GT 5.0 (S550) (2018-2023) — STAGE 1 & STAGE 2 PERFORMANCE TUNE
5.0L Coyote V8 — Bosch MG1CS019 — OBD Flash
SKU: AMT.FOR.MUST.GT.S550.STG1
Performance Gains
| Specification | Original | Stage 1 | Stage 2 |
|---|---|---|---|
| Power (HP) | 460 | 490 (+30 HP) | 505 (+45 HP) |
| Torque (lb-ft) | 420 | 457 (+38 lb-ft) | 479 (+60 lb-ft) |
Required & Recommended Parts
| Tune | Required Parts | Recommended Parts |
|---|---|---|
| Stage 1 | — | Performance air filter |
| Stage 2 | — | Sport exhaust, performance intake, headers |
Overview
The facelift S550 GT is a mature tuning market with a huge installed base, known baseline power, and a customer group that already understands the value of calibration work. Gains are not turbo-truck dramatic, but the engine rewards ignition, torque model, and throttle refinement very well. From a commercial standpoint, it is a dependable seller with clear dyno expectations and a strong bolt-on ecosystem.
Key Features
- Strong enthusiast base
- better throttle authority
- improved shift and torque model behavior
- ideal bolt-on calibration
- proven dyno baseline
Vehicle Specifications
| Parameter | Specification |
|---|---|
| Production Years | 2018-2023 |
| Engine | 5.0L Coyote V8 |
| ECU Type | Bosch MG1CS019 |
| Flash Method | OBD |
| Time Required | Same day (OBD flash) |
Programming Instructions
This vehicle is tuned via OBD port flash — no ECU removal required.
- Locate the OBD-II port (under the dashboard, driver’s side)
- Connect the AMT Tuning flash tool to the OBD port
- Follow the prompts to read your stock file (approx. 15–30 minutes)
- Send the stock file to AMT Tuning — we will prepare your custom tune
- Flash the returned tune file — your vehicle is ready to drive
- To revert: your original stock file is saved and can be flashed back at any time
Shipping & Contact
AMT Tuning Ltd, 6-25 Edilcan Drive, Concord, Ontario L4K 3S4 Canada
Phone: +1 877 469 9440 | Email: sales@amttuning.com
| Make | Ford |
|---|---|
| Vehicle Make | Ford |
| Model | Ford Mustang GT 5.0 (S550) |
| Production Year | 2018-2023 |
MAECENAS IACULIS
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ADIPISCING CONVALLIS BULUM
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