BMW 730i 258 (e65)
Engine Remapping in Merseyside
BMW 730i 258 (e65) in Merseyside. 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 730i 258 (e65): standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+25 bhp · +10%- Standard258 bhp
- Remapped283 bhp
Torque
+40 Nm · +13%- Standard300 Nm
- Remapped340 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
Out of the box the BMW 730i 258 (e65) gives 258 bhp and 300 Nm. Remapped in Merseyside, we record 283 bhp and 340 Nm, so 25 bhp and 40 Nm more, or 10% and 13% respectively.
These are indicative figures for a petrol BMW 7 Series in good health. Your own results depend on the condition of the car.
BMW 730i 258 (e65) remap figures
- Fuel: Petrol
- Standard power: 258 bhp, remapped: 283 bhp (+25 bhp, +10%)
- Standard torque: 300 Nm, remapped: 340 Nm (+40 Nm, +13%)
- Service: stage 1 ECU remap, fully dyno tested
Petrol BMW 7 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 730i 258 (e65) compares
Ranked by power gain against the other petrol 7 Series engines (18 in total), the 730i 258 (e65) is 12th, 3 bhp below the 7 Series petrol average of 28 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 7 Series in Merseyside
Based around Merseyside, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Kirkby, Southport, Skelsmersdale, Knowsley and Halsall and nearby areas of the North West.
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 Liverpool, Warrington and Cheshire, those neighbouring Remap Experts sites can help too.
Want these figures on your BMW 730i 258 (e65)?
Tell us about your car and we will come back with a quote by SMS or phone.
Included
What we can do for your BMW 7 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 7 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