BMW 3 serie 320si 173hp
Engine specifications
| Fuel type | Petrol |
| Cylinder capacity | 1995 CC |
| Compression | 12.00 : 1 |
| Type ecu | Bosch MEV946 |
| Bore x stroke | 84,0 X 90,0 mm |
| Engine code | N45B20A |
Read methods
Additional options
- Global portfolio of more than 1400+ clients
- 13+ years of experience
- Dyno tested custom files
- Automatic invoicing
- Helpful & friendly helpdesk
- Remapped files for a very reasonable price
- Professional and fast support on every stage of work
- High quality, safe and dyno tested tuning files
Create your own account at HP-Chiptuningfiles and benefit
Start benefitting from the special tuning files rates and create your own account today at HP-Chiptuningfiles.
Please find also our complete chiptuning tools / tuning tools packages. Contact us for the best possible deals!
Please feel free to contact us for additional information via the contact form.
High quality and custom made chiptuning files
In only 4 easy steps
Register for free
Create a account for free to get started.
Get some credits
Buy your credits safely using PayPal.
Upload your file
Upload your original file to receive your custom tuned one.
Download tuned file
Download your top-notch tuned file within an hour.
Happy clients who are very satisfied with our custom dyno tested files
We provide a 100% solution for all of the services needed. With our in-house R&D Facility and very experienced programmers, we can assure you a 100% solution with warranty on our files.
- 100+ Countries
- 1400+ Happy clients
- 10000+ Vehicles tuned
In-house Research & Development Facility
HP-Chiptuningfiles has its own R&D department for continuous product development. An advanced Dyno is used for ECU remapping for the best results and performances. The programmers are certified and working in the automotive industry for years. Thanks to a good network of car dealers and investment in the latest equipment, the experts of HP-Chiptuningfiles are always able to offer you the best custom remapped files.
- ECO Tuning
- Gearbox Tuning
- Performances
- Custom Tuning
This is the wide selection of services:
Stage 1 chiptuning consists of optimizing the performance of a vehicle by modifying the engine management system with software. Software modification takes place whereby engine parameters such as throttle pedal injection, torque limiters, turbo charge pressure, fuel / air ratio and fuel pressure are readjusted.
Removal of the maximum speed limiter.
Disabling of DPF.
Disabling of the EGR Valve.
Disabling of DPF and EGR valve and removal of related DTC’s.
Disabling the catalyst and removal of related DTC’s.
Removal of DTC’s ( Diagnostic Trouble Codes )
Disabling the SCR system and removal of related DTC’s.
Programming of Anti Lag system (ALS).
Disabling of Active Cylinder system (ACT).
Stage 1 chiptuning for vehicles that run on E85 Bioethanol. The so-called flexifuel cars.
Programming of Hard Cut Limiter for diesel powered vehicles.
Software modification to make sure the vehicle starts better with a cold engine.
Programming of Launch Control.
Air Mass sensor shutdown. Always provide the error codes if they are present in the ECU.
Removal of the O2 / NOx sensor functions. Always provide the error codes if they are present in the ECU.
Adjustment of the digital performance meters (BMW / Mini / VAG ) that display the power and torque in real time.
Programming of Pop & Bang Crackle map.
Adjustment of the rev limiter.
Disabling the Start & Stop system. Always provide the error codes if they are present in the ECU.
Swirl Flaps removal. Always provide the error codes if they are present in the ECU.
Removal of torque monitoring function en related DTC’s.
Warranty patch (BMW / Mini / VAG) programming of the original software over the tuning software. In that way a dealer can't trace the tuning software.
This is stage 1 + Decat / DPF off / DTC removal. If you want more power, we will add this in stage 2.
Removal of the maximum speed limiter.
Disabling of DPF.
Disabling of the EGR Valve.
Disabling of DPF and EGR valve and removal of related DTC’s.
Disabling the catalyst and removal of related DTC’s.
Removal of DTC’s ( Diagnostic Trouble Codes ).
Disabling the SCR system and removal of related DTC’s.
Programming of Anti Lag system (ALS).
Disabling of Active Cylinder system (ACT).
Stage 2 chiptuning for vehicles that run on E85 Bioethanol. The so-called flexifuel cars.
Programming of Hard Cut Limiter for diesel powered vehicles.
Software modification to make sure the vehicle starts better with a cold engine.
Software modification to make sure the vehicle starts better with a cold engine.
Air Mass sensor shutdown. Always provide the error codes if they are present in the ECU.
Removal of the O2 / NOx sensor functions. Always provide the error codes if they are present in the ECU.
Adjustment of the digital performance meters (BMW / Mini / VAG ) that display the power and torque in real time.
Programming of Pop & Bang Crackle map.
Adjustment of the rev limiter.
Disabling the Start & Stop system. Always provide the error codes if they are present in the ECU.
Swirl Flaps removal. Always provide the error codes if they are present in the ECU.
Removal of torque monitoring function en related DTC’s.
Warranty patch (BMW / Mini / VAG) programming of the original software over the tuning software. In that way a dealer cannot trace the tuning software.
Stage 3 chiptuning consists of optimizing the performance of your car through software adjustment of the engine management. However, stage 3 chiptuning is needs adjustments to other engine components such as turbos, injectors, intercoolers, etc. We need full information about the upgrades.
Waiting time around 1 or 2 days!
Removal of the maximum speed limiter.
Disabling of DPF.
Disabling of the EGR Valve.
Disabling of DPF and EGR valve and removal of related DTC’s.
Disabling the catalyst and removal of related DTC’s.
Removal of DTC’s ( Diagnostic Trouble Codes ).
Programming of Anti Lag system (ALS).
Scaling of the rail pressure sensor. Always specify information about the old and the new sensors.
Disabling of Active Cylinder system (ACT).
Stage 3 chiptuning for vehicles that run on E85 Bioethanol. The so-called flexifuel cars.
Programming of Hard Cut Limiter for diesel powered vehicles.
Software modification to make sure the vehicle starts better with a cold engine.
Scaling of the injectors. Always specify information about the old and the new injectors.
Programming of Launch Control.
Air Mass sensor shutdown. Always provide the error codes if they are present in the ECU.
Scaling of the Map sensor. Always specify the old and the new sensors.
Removal of the O2 / NOx sensor functions. Always provide the error codes if they are present in the ECU.
Adjusting the digital performance meters (BMW / Mini / VAG ) that display the power and torque in real time.
Programming of Pop & Bang Crackle map.
Adjustment of the rev limiter.
Disabling the Start & Stop system.
Swirl Flaps removal. Always provide the error codes if they are present in the ECU.
Removal of torque monitoring function en related DTC’s.
Warranty patch (BMW / Mini / VAG) programming of the original software over the tuning software. In that way a dealer cannot trace the tuning software.
Stage 1 Truck / Agriculture chiptuning consists of optimizing the performance of your truck or agriculture vehicle by modifying the engine management system with software. Software modification takes place whereby engine parameters such as throttle pedal injection, torque limiters, turbo charge pressure, fuel / air ratio and fuel pressure are readjusted.
Always let us know if you need a tuning for power gain or need an eco tuning. Only upload tuning (Stage 1, (DPF / EGR / DTC) as Stage 2.
Removal of the maximum speed limiter.
Disabling of DPF.
Disabling of the EGR Valve.
Disabling of DPF and EGR valve and removal of related DTC’s.
Removal of DTC’s ( Diagnostic Trouble Codes ).
Disabling the SCR system and removal of related DTC’s.
Tuning focused on economy.
Removal of the maximum speed limiter.
Disabling of DPF.
Disabling of the EGR Valve.
Disabling of DPF and EGR valve and removal of related DTC’s.
Disabling the catalyst and removal of related DTC’s.
Removal of DTC’s ( Diagnostic Trouble Codes ).
Disabling the SCR system and removal of related DTC’s.
Programming of Anti Lag system (ALS).
Disabling of Active Cylinder system (ACT).
Stage 1 chiptuning for vehicles that run on E85 Bioethanol. The so-called flexifuel cars.
Programming of Hard Cut Limiter for diesel powered vehicles.
Software modification to make sure the vehicle starts better with a cold engine.
Programming of Launch Control.
Air Mass sensor shutdown. Always provide the error codes if they are present in the ECU.
Removal of the O2 / NOx sensor functions. Always provide the error codes if they are present in the ECU.
Adjustment of the digital performance meters (BMW / Mini / VAG ) that display the power and torque in real time.
Programming of Pop & Bang Crackle map.
Adjustment of the rev limiter.
Disabling the Start & Stop system.
Swirl Flaps removal. Always provide the error codes if they are present in the ECU.
Removal of torque monitoring function en related DTC’s.
Warranty patch (BMW / Mini / VAG) programming of the original software over the tuning software. In that way a dealer cannot trace the tuning software.
Basic DSG / Automatic tuning. Adjustments on torque limiter, upshift / downshift shifting speed reduction, modified take-off and Adjustments on RPM of Launch control.
Even more adjustments to DSG / automatic gearbox such as clutch pressure increase (not on all SW versions), Adjustments to torque limiter, upshift / downshift shifting speed reduction, adjustments of Launch control RPM, Activation of Launch control, No upshift / downshift in manual mode and custom max. RPM ( D + S + M ). Look for more information at the chiptuning prices.
Stage 1 tuning of the ZF Gearbox
Stage 2 tuning of the ZF Gearbox
Put back the original software settings.
Immobilizer shutdown. Always send a full back-up, Flash, MPS and Serial with it please!