MCLAREN 675LT 3.8T V8 (2015-2017) — Stage 1 ECU Performance Tune
$2,900.00
Stage 1: 666HP → 750HP (+84HP) | 516 → 580 lb-ft (+64 lb-ft). Stage 2: 820HP / 640 lb-ft. Bosch ME17.8.32. OBD or bench flash. 100% reversible.
MCLAREN 675LT / SPIDER (2015-2017) — STAGE 1 & STAGE 2 PERFORMANCE TUNE
3.8T V8 (M838T) — Bosch ME17.8.32 — OBD OR BENCH FLASH
SKU: AMT.MCL.675LT.STG1
Performance Gains
| Specification | Original | Stage 1 | Stage 2 |
|---|---|---|---|
| Power (HP) | 666 | 750 | 820 |
| Torque (lb-ft) | 516 | 580 | 640 |
Required & Recommended Parts
| Tune | Required Parts | Recommended Parts |
|---|---|---|
| Stage 1 | — | BMC Panel Filters |
| Stage 2 | BMC Panel Filters, High-Flow Cats, Sports Exhaust | Cold-Air Intake, Catless Downpipes |
Overview
The 675LT is already an aggressive calibration of the M838T, but the hardware still has more to offer. A refined tune sharpens transient response, fattens the mid range, and extends the hard charging LT character even further toward redline.
Key Features
- Faster torque onset
- Stronger top end power
- Sharper boost response
- More aggressive lt style delivery
Vehicle Specifications
| Parameter | Specification |
|---|---|
| Production Years | 2015-2017 |
| Engine | 3.8T V8 (M838T) |
| ECU Type | Bosch ME17.8.32 |
| Flash Method | OBD or Bench Flash |
| Time Required | 1–3 hours |
Programming Instructions
- Tuning can be performed via the OBD-II diagnostic port or bench flash depending on ECU version.
- OBD flashing is compatible with the Alientech Powergate 4 for remote self-flashing.
- For bench flash service, ECU must be shipped to AMT Tuning.
- Original factory file is stored for easy revert to stock.
Shipping Instructions
Please pack ECU securely using anti-static material or bubble wrap. Ship in a padded box with tracking and insurance.
Shipping Address:
AMT Tuning Ltd
6-25 Edilcan Drive
Concord, Ontario L4K 3S4 Canada
Phone: +1 877 469 9440
Email: sales@amttuning.com
| Weight | 0.66 lbs |
|---|---|
| Dimensions | 16 × 14 × 12 in |
| Vehicle Make | McLaren |
| Vehicle Model | 675lt |
| Vehicle Generation | |
| Vehicle Year |
MAECENAS IACULIS
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ADIPISCING CONVALLIS BULUM
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