Stage 1
Stage 1 · Diesel · 525d 231hp
BMW E60-E61 3.0d Stage 1 file Bosch · SW 500775
BMW E60-E61 3.0d Turbo Diesel 169.9 kW (231 HP) Stage 1Turbo diesel, 169.9 kW (231 hp)
231 → 270 HP +39 HP +75 Nm 17% more power
Calibrated ECU file for (SW 500775). Checksum-corrected, ready to flash. Delivered instantly via secure download after payment.
Performance projection
Matched engine: 525d 231hp, B47 C20 B, 2L, Diesel. Engine #998 in our gains database.
- Power
- 270 HP+39 HP from 231
- Torque
- 575 Nm+75 Nm from 500
- Fuel economy
- −8 %−12% full load
Real data from Gains API. Dyno curve = typical ECU-family projection. Final gains depend on fuel, altitude, wear.
How it works
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Read your ECU
With KESS, KTAG, AutoTuner or Flex. Keep the read: it is your way back.
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Match the numbers
Your read must show hardware O and software 500775.
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Pay and download
Card, Apple Pay or Google Pay. The file is in your account straight away.
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Write it and drive
Write it back the way you read it. Not right for your car? We correct it free.
What the car needs
Required modifications: Stage 1, Diesel.
Hardware
- No hardware changes required: runs on completely stock hardware
Software / calibration
- Boost pressure optimised within factory turbo limits
- Injection timing & quantity remapped
- Smoke / EGT limiters refined
- DTCs left intact, factory safeties preserved
Stage 1 is a software-only calibration. Compatible with stock turbo, injectors, intercooler, exhaust and clutch.
Vehicle & ECU specifications
Exact vehicle, engine and ECU identifiers this calibration file is written for. Cross-check against your ECU before flashing.
| Vehicle make | BMW |
|---|---|
| Vehicle model | E60 E61 |
| Fuel / Induction | Turbo Diesel |
| Factory power | 169.9 kW (231 HP) |
| ECU manufacturer | Bosch |
| ECU hardware | A2WT87 |
| ECU software | 500775 |
| Calibration stage | Stage 1 |
| OEM engine code | B47 C20 B |
| File format | BIN / ORI |
| Checksum | Pre-corrected (ready to flash) |
| Delivery | Instant download after payment |
Engine performance matrix
Power, torque and fuel-economy figures for every tuning stage on this engine, sourced from the tuning-database Gains API. Values are healthy-engine crank numbers; real on-road gains vary with fuel, altitude and mechanical condition.
| Stage | Power | Torque | Δ HP | Δ Nm |
|---|---|---|---|---|
| Original / Factory | 231 HP | 500 Nm | — | — |
| Stage 1 | 270 HP | 575 Nm | +39 (16.9%) | +75 |
| Stage 2 | 328 HP | 735 Nm | +97 (42%) | +235 |
| Stage 3 | 347 HP | 775 Nm | +116 (50.2%) | +275 |
| Stage 4 | 416 HP | 925 Nm | +185 (80.1%) | +425 |
About this calibration file
The Stage 1 calibration for the BMW E60 E61 Turbo Diesel is a drop-in remap that works on completely stock hardware — no turbo, injector, intercooler or fuel-system upgrades required. Injection timing, boost targets, rail-pressure limits and torque maps are rebalanced to extract the safe headroom the OEM leaves untouched for fleet-fuel tolerance, altitude margin and warranty buffer.
This file matches a Bosch ECU with hardware number A2WT87 and software version 500775. Verify both identifiers in your flashing tool before writing — an ID mismatch is the most common cause of a bricked ECU. If you are unsure, upload a read of your original file via the file-request wizard and our engineers will confirm compatibility before you flash.
Projected output on a healthy, stock-hardware example of this engine: 270 HP and 575 Nm at the crank — a gain of +39 HP (17%) and +75 Nm over the factory 231 HP / 500 Nm baseline. These numbers are sourced from our Vehicle Performance Database, which aggregates dyno results across this engine family. Real-world gains depend on fuel grade, ambient temperature, mechanical condition and intake/exhaust state.
The file is delivered as a ready-to-flash BIN (and ORI backup where applicable) compatible with all major tools — KESS V2/V3, KTAG, AutoTuner, CMDFlash, Dimsport New Genius, MPPS, Flex, BFlash, PCMFlash, MMFlash — via OBD, bench or boot-mode as supported by your ECU family. Checksums are pre-computed and verified; no additional checksum tool is required. All files include a free revision if post-flash logs reveal a fuelling, boost or EGT issue.
Frequently asked questions
A2WT87 (Bosch) listed in the specifications. Read your ECU with any supported tool (KESS, KTAG, AutoTuner, CMD, etc.) and compare the hardware + software numbers against the ones on this page. If they match exactly, the file is a direct fit. If you're not 100% sure, upload your original read via the file-request wizard and our engineers will confirm within minutes — no cost, no obligation.Product details
This product contains a calibrated Stage1 tuning file for BMW E60-E61 3.0d Turbo-Diesel 169.9KW with Bosch O and software ID A2WT87 (Bosch software number 500775 ( 1037500775 )). The base stock vehicle for this calibration has a factory output of around 169.9 kW (~231 HP). This Stage 1 calibration is designed for stock hardware, offering a safe and reliable increase in power and torque for daily use.
All ECU tuning files from TUNING-DATABASE are prepared for professional use. They are useful whenever you search by ECU ID, hardware or software number such as O, A2WT87, 500775 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.
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