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BMW 740i / 735i
B58 3.0 Twin-Turbo Inline-6 — G11 / G12 / G70
The 7 Series flagship with the B58 inline-six is one of the most discreet performance cars on the road. A bespoke remap transforms it into a genuinely rapid luxury saloon — without changing a single thing about how it looks.
Tuning Packages
Stage 1
440-450
BHP
650-700
NM Torque
- ✓ Bespoke ECU remap
- ✓ Transmission tune available
- ✓ Before & after dyno testing
- ✓ No hardware modifications required
⏱ Turnaround: 4–6 hours (same day)
Stage 2
460-470
BHP
700
NM Torque
- ✓ Upgraded intake & intercooler recommended
- ✓ Downpipe upgrade recommended
- ✓ Transmission tune included
- ✓ Before & after dyno testing
⏱ Turnaround: 2–4 days
Book Your 740i / 735i In Now
Tell us about your 7 Series and what you're looking to achieve.
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Select Your Service
What are you looking to have done on your BMW 740i / 735i (B58)?