Tuning · BMW M6 (F06 / F12 / F13) (F06 / F12 / F13)

M6 (F1x)
S63

The S63 V8 in M6 coupe, convertible and Gran Coupe form, hand-calibrated from Stage 1 to a fully bespoke big-turbo build. Choose your package, send your build to Samuel, and get a tune that fits the way you actually drive.

Engine

S63

Stock

552 bhp · 680 Nm

Stage 3 ceiling

552 bhp

BMW M6 (F12)

BMW M6 (F06 / F12 / F13) tuning

Where the F10 saloon played the executive card, the F1x M6 wore the same mechanicals as a grand tourer, offered as a two-door, a convertible and the four-door Gran Coupe between 2011 and 2018. Owners tune the M6 less to chase numbers and more to wake the car up: the S63 in this installation was deliberately understressed, and the long-legged GT character suits a fatter torque curve perfectly.

Standard output is 552 bhp and 680 Nm across all three bodies. A Stage 1 remap from Samuel raises the M6 to 650 bhp with 850 Nm purely through calibration, while bolting on downpipes and intakes opens up Stage 2 at 720 bhp and 900 Nm through the seven-speed DCT. Nothing is generic; the map reflects the exact car, its hardware list and the fuel it runs.

For owners going further, hybrid or big-turbo conversions push the M6 towards the S63's 1,000 bhp ceiling, calibrated bespoke around the parts list. Delivery never requires shipping the car anywhere: files land in your BM3, MHD or MG Flasher account within a day, and the original calibration is kept so the car can go back to standard whenever you choose. Budget for the one-off unlock of the car's paired DMEs before the first write.

Configurator

Build your M6 (F1x) tune

Choose your stage — Stage 1, Stage 2 or Stage 3 — add the options that fit your car, and send the full build to Samuel for a custom remote remap. He'll quote, schedule, and personally calibrate within 24 hours of confirmation.

Tuning type
ECU unlock
Does your ECU need unlocking?This vehicle ships with a locked OEM ECU on each control unit (this is a twin-ECU V8). Without an unlock no tune can be flashed.
Bootmod3 Licence
Bootmod3
Add licence to this order+£665
Required to flash BM3 maps to your VIN. Skip this if you already own a licence for this car.
Gearbox (TCU)
xHP
Custom xHP Settings+£120
Custom gearbox (TCU) calibration — firmer, faster shifts, higher torque limits and launch control dialled to your build.
Stage
Map slots
Multimap+£100 / slot
Switch between maps on the fly. Slot 1 is your original tune, each additional slot is +£100.
Add-ons
Ethanol map slot+£200
Dedicated slot calibrated for E30/E50/E85 blends.
Flame tune+£150
Off-throttle ignition strategy for theatrical decel pops.
Flex fuel+£450
Continuous interpolation between two fuel grades via flex sensor. Hardware required.
Dyno tuning at our workshop+£120
Every map Samuel writes is dyno-developed in-house, the calibration you receive is already dyno-proven. Add this only if you want a physical dyno session on your specific car for figure proof, run at our workshop in Eccles. UK customers only.
Required information

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BMW M6 (F12)

Add a stage or add-on

£0

Engine guide

BMW M6 F1x tuning, stages, hardware and what to expect from the S63 V8

The F12 / F13 / F06 M6 runs the same first-generation S63 V8 as the F10 M5, 4.4-litre twin-turbo, twin-scroll, direct injection. From the factory, BMW M calibrated the M6 at 552 bhp / 680 Nm (Competition 567 / 680). BMW M6 F1x tuning with Samuel exploits the same OEM headroom the F10 M5 carries, the engine and DME are identical between the platforms. BMW M6 Coupe tuning, M6 Convertible tuning and M6 Gran Coupe tuning all use the same map.

Stage 1

650 bhp · 850 Nm

No hardware required. The MEVD17.2.G DME is flashed via the OBD port, boost, ignition timing, fuel delivery and torque limiters all revised. BMW M6 F1x Stage 1 unlocks 650 bhp / 850 Nm from the OEM hardware (up from 552-567 / 680 stock). The single most cost-effective change available on the F1x M6 platform.

Every M6 F1x tune Samuel produces is calibrated individually for the specific car, fuel grade and installed hardware, not a base map loaded and left. BMW M6 F1x tuning done correctly accounts for the body variant (Coupe / Convertible / Gran Coupe), the M-DCT gearbox calibration and UK fuel quality; the map is reviewed against your data logs after the first flash and revised before sign-off.

M6 (F1x) specs & stage targets

BMW M6 (F06 / F12 / F13) tuning at a glance

Engine
S63 · 4.4L twin-turbo V8
Body styles
F12 Convertible · F13 Coupe · F06 Gran Coupe
Chassis codes
F06 / F12 / F13
Production
2011–2018
Drivetrain
RWD
Gearbox
7-speed DCT
Stock output
552 bhp · 680 Nm
Tuning ceiling
~1000 bhp on the right hardware
BMW M6 (F06 / F12 / F13) stage power targets
StageTarget
Stage 1650 bhp · 850 Nm
Stage 2720 bhp · 900 Nm
Stage 3, Hybrid Turbo800-1000+ bhp depending on spec
Stage 3, Big Turbo Kit800-1000+ bhp depending on spec

FAQ

M6 (F1x) tuning — frequently asked questions

They do. All three F1x bodies, F06, F12 and F13, carry an identical S63 installation, so the stage structure and pricing are shared across the range. What is not shared is the file itself: each M6 map is written for that one car, reflecting its hardware, its fuel and anything already modified.

Stage 1 needs nothing fitted, so most owners start there, taking the standard car to 650 bhp and 850 Nm. If you plan to run downpipes and intakes, fit them first and order Stage 2, which calibrates around them for 720 bhp and 900 Nm. Tell Samuel what is on the car either way, and the file will match it.

A long way. Hybrid turbochargers take the M6 into the 800 to 1,000-plus bhp range depending on specification, and full-frame big-turbo kits with supporting fuelling reach the platform's roughly 1,000 bhp ceiling. These are bespoke calibrations: you submit the complete parts list and the map is built around it, not around an assumed setup.

Like every S63 car, the M6 carries two engine control units and both must be unlocked before a first flash, a one-time procedure per ECU. Once completed the car accepts maps over OBD indefinitely, so later stage upgrades or a return to the factory calibration need no further unlocking.

You never bring the car anywhere. Order the package, share your build details, and Samuel writes the calibration and delivers it to your BM3, MHD or MG Flasher account within 24 hours. You flash it through the OBD port yourself, keeping the original file on hand so the M6 can revert to standard whenever you want.