Chiptuning files » BMW » Z4 » E85 2003 2009 » 35i - N54 (306 hp / 400 Nm)

Chiptuning files for BMW Z4 E85 2003 2009 35i - N54 (306 hp)

ECU: Bosch MEVD17.2.6

StockStage 1 (+ 60 HP)Stage 2 (+ 84 HP)

306 HPstock power

400 Nmstock torque

228 KWstock power

Select a stage for the tuned figures and the power and torque curve.

Available modifications

What each modification does

Stage 1 for BMW Z4 35i - N54 (306 hp): Software-only remap for a car with standard hardware. 306 hp to 366 hp and 400 Nm to 496 Nm.
Stage 2 BASE for BMW Z4 35i - N54 (306 hp): Remap matched to hardware upgrades. Which parts are needed differs per engine. If needed we fine-tune the file up to 3 times free of charge, based on the datalogs you send us. 306 hp to 390 hp and 400 Nm to 540 Nm.
Pops and bangs for BMW Z4 35i - N54 (306 hp): Fuel still injected on overrun ignites in the exhaust and gives the crackle sound. Intensity can be set: soft (burbles), normal, hard or flames.
Sport displays calibration for BMW Z4 35i - N54 (306 hp): The power and torque displays are recalibrated to the tuned values.
VMAX speedlimit on/off higher/lower for BMW Z4 35i - N54 (306 hp): The electronic speed limiter is removed, raised or lowered.
DTC off for BMW Z4 35i - N54 (306 hp): Selected fault codes are switched off so they are no longer stored or shown.
Start/Stop System Off for BMW Z4 35i - N54 (306 hp): Start-stop is switched off by default.
Cold start off - Catalyst heating off for BMW Z4 35i - N54 (306 hp): The catalyst-heating phase after a cold start (raised idle, retarded ignition) is removed.
Exhaust flap control/off for BMW Z4 35i - N54 (306 hp): Exhaust valves can be opened or closed independent of the driving mode. For cars with valves in the original exhaust.
Catalyst off for BMW Z4 35i - N54 (306 hp): Catalyst monitoring by the lambda (O2) sensor is switched off so a sport catalyst or decat does not raise fault codes.
EVAP off for BMW Z4 35i - N54 (306 hp): Monitoring of the fuel vapour (EVAP) system is switched off.
AGS off for BMW Z4 35i - N54 (306 hp): The active grille shutters are switched off in software.
Torque monitoring off for BMW Z4 35i - N54 (306 hp): Torque monitoring is relaxed so a higher torque does not trigger limp mode.
Readiness ok for BMW Z4 35i - N54 (306 hp): Readiness monitors are set so the car reports ready at an emission inspection.
IMMO_OFF for BMW Z4 35i - N54 (306 hp): The immobiliser check is removed from the ECU, so the engine starts without the immobiliser.
Cloning (ECU/TCU) for BMW Z4 35i - N54 (306 hp): The complete content of one unit is copied to another unit of the same type.

Prices for this vehicle

Pay with

Prices shown for single credits. Choose a credit pack to see how much cheaper it is; unused credits stay in your account for other projects. Prices for cars. Prices are set in euro.

Tuning file	Price
Stage 1	60 to 70 credits (€84 to €98), by model year
Stage 2 BASE	90 credits (€126)

Options

Option	Ordered on its own	Added to a Stage 1 file
Pops and bangs	70 credits (€98)	+ 40 credits (€56)
VMAX speedlimit on/off higher/lower	40 credits (€56)	included
DTC off	45 credits (€63)	+ 30 credits (€42)
Start/Stop System Off	40 credits (€56)	+ 40 credits (€56)
Cold start off - Catalyst heating off	50 credits (€70)	+ 50 credits (€70)
Exhaust flap control/off	45 credits (€63)	+ 45 credits (€63)
Catalyst off	40 credits (€56)	+ 20 credits (€28)
EVAP off	40 credits (€56)	+ 40 credits (€56)
AGS off	30 credits (€42)	+ 30 credits (€42)
Readiness ok	45 credits (€63)	+ 15 credits (€21)
IMMO_OFF	99 credits (€138.60)	+ 99 credits (€138.60)
Cloning (ECU/TCU)	199 credits (€278.60)	–

Most options cost less when you add them to a stage file than when you order them on their own.

Tools to read this vehicle

Tool	ECU read method	TCU read method
Alientech KESS3	OBD, Boot	–
Alientech Powergate	OBD	–
Flashtec CMD	Bench	–
PCMflash	Boot	–

Results vary per vehicle, and what is possible can differ per software version. This applies to every modification we deliver, for the ECU and for the TCU. Upload your original file to check what is available for your vehicle.