MCLAREN SENNA 4.0T V8 (2018-2020) — Stage 1 ECU Performance Tune
$4,999.00
Stage 1: 789HP → 950HP (+161HP) | 590 → 745 lb-ft (+155 lb-ft). Stage 2: 980HP / 767 lb-ft. Bosch ME17.8.33. OBD or bench flash. 100% reversible.
MCLAREN SENNA / GTR (2018-2020) — STAGE 1 & STAGE 2 PERFORMANCE TUNE
4.0T V8 (M840TR) — Bosch ME17.8.33 — OBD OR BENCH FLASH
SKU: AMT.MCL.SENNA.STG1
Performance Gains
| Specification | Original | Stage 1 | Stage 2 |
|---|---|---|---|
| Power (HP) | 789 | 950 | 980 |
| Torque (lb-ft) | 590 | 745 | 767 |
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 Senna uses the M840TR in one of the lightest and most track focused road going McLaren packages ever built. ECU tuning amplifies the car’s brutal corner exit torque and top end shove while preserving the razor sharp response that defines the chassis.
Key Features
- More aggressive torque delivery
- Sharper corner exit response
- Improved boost control under sustained load
- Stronger high rpm power
Vehicle Specifications
| Parameter | Specification |
|---|---|
| Production Years | 2018-2020 |
| Engine | 4.0T V8 (M840TR) |
| ECU Type | Bosch ME17.8.33 |
| 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 | Senna |
| Vehicle Generation | |
| Vehicle Year |
MAECENAS IACULIS
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ADIPISCING CONVALLIS BULUM
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