BMW 735i 238 (e38)
Chip Tuning Bristol
BMW 735i 238 (e38) in Bristol. 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 735i 238 (e38): standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+20 bhp · +8%- Standard238 bhp
- Remapped258 bhp
Torque
+42 Nm · +12%- Standard345 Nm
- Remapped387 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
Looking for chip tuning for your BMW 735i 238 (e38) in Bristol? Standard it makes 238 bhp and 345 Nm. With a stage 1 remap our figures show 258 bhp and 387 Nm, an extra 20 bhp (8%) and 42 Nm (12%).
Figures are indicative stage 1 estimates for a healthy petrol BMW 7 Series; results vary with the condition of the vehicle.
BMW 735i 238 (e38) power and torque after remapping
- Fuel: Petrol
- Standard power: 238 bhp, remapped: 258 bhp (+20 bhp, +8%)
- Standard torque: 345 Nm, remapped: 387 Nm (+42 Nm, +12%)
- Service: stage 1 ECU remap, fully dyno tested
How chip tuning works on a petrol BMW 7 Series
Petrol engines are remapped by refining fuelling, ignition timing and, on turbocharged engines, boost control. Done carefully this releases performance the manufacturer left in reserve, giving sharper throttle response and a stronger top end.
BMW 735i 238 (e38) against other 7 Series engines
Among the 18 petrol 7 Series engines we have figures for, the 735i 238 (e38) ranks 16th for power gain, 8 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 20 bhp and 42 Nm sits below that benchmark.
Book vehicle tuning for your BMW 7 Series in Bristol
This is the Bristol site of the Remap Experts network, serving local drivers. We regularly work with drivers in Keynsham, Portishead, Nailsea, Kingswood and Clifton and nearby areas of the South West.
You get a fully dyno tested remap, a 30 day money back guarantee and a lifetime software warranty with every job. Get your quote today on 0800 779 7864.
If you are closer to Bath, Somerset and Gwent, those neighbouring Remap Experts sites can help too.
Want these figures on your BMW 735i 238 (e38)?
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 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