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BMW E39 M5 ECU Tuning

BMW S62B50
+20-25 hp / 15-25 lb.ft


An ECU tune which has been offered for over a decade with cars running the tune across the world flawlessly and delivering unrivalled drivability and performance.

Developed on multiple company and personal owned cars both on road and dyno with a multitude of options.

Independent Dyno Test 1:
OEM Headers, Dinan Intakes - Before and After Infinity Tune 
Peak Gains - +27hp, +25lb.ft
Max Gains - 25-30hp @ 5000-6500rpm, 35lb.ft @ 4000-6000rpm

Infinity_E39_M5_ECU_Tune_Paul.webp

Independent Dyno Test 2:
OEM Headers, OEM Intake, Fluid Motor Union Header Back Exhaust - Before and After Infinity Tune

Peak Gains - +24hp and +16lb.ft
Max Gains - 20-25hp @ 4500rpm-6500rpm, +20lb.ft @ 4500-6500rpm

E39_M5_Infinity_Tune_Abdul_2.webp

Available to run both with MAF and without in AlphaN mode.

The S62 engine responds incredibly well to tuning with changes made to ignition, vanos and torque maps.  
A realistic dyno proven minimum 20hp with 15lb.ft torque is available peak with more through the rpm range accompanied with sharper throttle response and a smoother more powerful overall power delivery.

Tuning is supplied remotely and supplied with an OBDII cable with software.

Options available:
- AlphaN and MAF Mode
- Raised RPM Limit to 7200rpm
- Top Speed Limit Removal
- Cold Start Delete (CAT Warm up Delete)
- Power Calibrations with changes made to ignition, fuel, torque and vanos maps
- Stage 2 Calibration available for cars with long tube headers and running CATless 
- Custom Tuning for cars with superchargers, camshafts and cylinder head modifications (please enquire for price)

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