STAGE 1 Diesel 2.0 TDI 140hp

Seat Leon 2.0 TDI 2007 Turbodiesel 103KW

Seat Leon 2.0 TDI 2007 Turbodiesel 103KW Bosch 03G906021LL 390153 Stage1
050100150200 10002000300040005000 175 HP +35 390 Nm +70 HP Nm RPM 0100200300400
Stock Stage 1 HP / Nm projection
140 175 HP
+35 HP +70 Nm 25% more power

Calibrated ECU file for 03G906021LL (SW 390153). Checksum-corrected, ready to flash. Delivered instantly via secure download after payment.

16,293 calibration files in catalog · 9,693 engines · 400+ ECU platforms · Engineering since 2012 · WhatsApp support · < 30 min first response
Performance Projection Engine #7871 · Gains DB
MATCHED ENGINE 2.0 TDI 140hp CBDB 2L Diesel Stage 1
050100150200 10002000300040005000 175 HP +35 390 Nm +70 HP Nm RPM 0100200300400
Stock Stage 1 HP (left) · Nm (right) · Curve shape typical for this ECU family
Real data from Gains API Dyno curve = typical ECU-family projection Final gains depend on fuel, altitude, wear
ECU SpecificationFactory values
Vehicle Seat Leon 2.0 TDI 2007 Turbodiesel 103KW
Engine power 103 kW (~140 HP)
Fuel type Turbo-diesel
ECU brand Bosch
ECU hardware 03G906021LL
Bosch software number 390153 ( 1037390153 )
Tuning type Stage1
Read method / notes 390153

This product contains a calibrated Stage1 tuning file for Seat Leon 2.0 TDI 2007 Turbodiesel 103KW with Bosch 03G906021LL (Bosch software number 390153 ( 1037390153 )). The base stock vehicle for this calibration has a factory output of around 103 kW (~140 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 03G906021LL, 390153 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

SHA-256 fingerprint32AC3327 E3143CE7 8961CC2E 3281D5F5 60D3DF99 DDAB7E0C C805361E 47FD9E0E

Same engine — other calibrations

Alternative stages for the same ECU: Seat family