BMW 645ci 333 (e63)
ECU Remapping in Kensingtonandchelsea
BMW 645ci 333 (e63) in Kensingtonandchelsea. Standard and remapped figures for this exact engine.
- Fully dyno tested remaps
- 30 day money back guarantee
- Lifetime software warranty
- UK-wide local network
Remap stats
BMW 645ci 333 (e63): standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+25 bhp · +8%- Standard333 bhp
- Remapped358 bhp
Torque
+40 Nm · +9%- Standard450 Nm
- Remapped490 Nm
Tuning figures are indicative estimates, not guaranteed results. Actual results depend on the condition of the vehicle.
Prices from £130
Fully dyno tested | 30 day money back guarantee | Lifetime software warranty
A stage 1 remap lifts the BMW 645ci 333 (e63) from 333 bhp to 358 bhp, and from 450 Nm to 490 Nm of torque. That is 25 bhp (8%) more power and 40 Nm (9%) more torque from software alone, available in Kensingtonandchelsea.
These are indicative figures for a petrol BMW 6 Series in good health. Your own results depend on the condition of the car.
BMW 645ci 333 (e63): remap at a glance
- Fuel: Petrol
- Standard power: 333 bhp, remapped: 358 bhp (+25 bhp, +8%)
- Standard torque: 450 Nm, remapped: 490 Nm (+40 Nm, +9%)
- Service: stage 1 ECU remap, fully dyno tested
Petrol BMW 6 Series: what changes with a remap
With a petrol engine the remap works through the ECU's ignition, fuelling and turbo boost tables. Re-calibrating them within safe limits releases power that is already there, rather than adding anything to the engine.
How the BMW 645ci 333 (e63) compares
Ranked by power gain against the other petrol 6 Series engines (5 in total), the 645ci 333 (e63) is 3rd, 1 bhp below the 6 Series petrol average of 26 bhp.
Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 25 bhp and 40 Nm sits below that benchmark.
Book ECU tuning for your BMW 6 Series in Kensingtonandchelsea
Remap Experts has a dedicated Kensingtonandchelsea site, so you deal with a local team backed by a national network. We regularly work with drivers in Chelmsford, Wickford, Southend, Colchester and Canvey Island and nearby areas of London.
All our remaps are fully dyno tested, backed by a 30 day money back guarantee and covered by a lifetime software warranty. Request a quote online or call 0800 779 7864.
If you are closer to London, Croydon and Surrey, those neighbouring Remap Experts sites can help too.
Ready for ECU remapping on your BMW 6 Series in Kensingtonandchelsea?
Send your registration and we will confirm the exact remap, the price and the next available slot.
Included
What we can do for your BMW 6 Series
Stage 1 ECU remap
Add power and torque and improve driveability. Software only, tailored to your engine.
ECU repair and testing
Is your engine control unit playing up? We can arrange testing and repair, and source replacement ECUs.
DPF and EGR fault repair
Persistent DPF or EGR errors diagnosed and resolved in accordance with all current road-legal standards.
Engine carbon cleaning
Fault finding and carbon cleaning for the inside of your engine, typically completed in a couple of hours.
Same model
Other 6 Series engines
From quote to remapped in four steps
No jargon and no pressure. Here is exactly what happens.
- 01
Find your vehicle
Choose your make, model and engine to see the standard and remapped power and torque for your car.
- 02
Request a quote
Send your details and we contact you by SMS or call back with a quote. No obligation.
- 03
Book with your local site
Your local Remap Experts site arranges the remap and answers any questions about your car.
- 04
Remapped and dyno tested
Your remap is fully dyno tested, with a 30 day money back guarantee and a lifetime software warranty.
Everything you need to know
Plain-English guides to how remapping works, what it does and what to check first.
- 6 min read
What is ECU remapping?
The engine control unit, what a remap changes, and who it suits.
Read guide - 5 min read
The benefits of ECU remapping
More torque, better driveability and the potential for better economy.
Read guide - 6 min read
How ECU remapping works, step by step
From reading the original software to the dyno test.
Read guide