F-Chassis · F86

F86 Tuning

BMW's X6 M, 2015–2019. Powered by the S63TU engine family.

Stage pricing for the F86

Stage 1
Tune
$495

Where every build starts. Calibration only.

Build this stage Stage 1 methodology
Stage 3
Tune + Full Hardware Path
$10,825

Bigger fueling, often a hybrid or Phantom turbo. Per-car.

Build this stage Stage 3 methodology

The F86 is the X6 M — the X5 M (F85) with the coupe-SUV roofline. Same S63 4.4 V8 (567 hp), same running gear, same brute mission (full story on the F85 page); the X6 M just trades a little rear space for the swept fastback look.

It builds identically to the X5 M — a mature S63 platform with real headroom, bought used on inspection. What you're choosing is the silhouette: the X6 M is for the buyer who wants the super-SUV's pace in the more aggressive shape.

So the F86 is the style-first super-SUV: X5 M capability, coupe-SUV looks.

Parts that fit the F86

DR Forged wheels for the F86

Custom, made-to-order forged wheels — built to your car's spec, so any of them fits the F86. Pick the look; we build the fitment.

Browse all wheels

Upcoming events

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Set the F86 as your garage vehicle and the rest of the store filters to what fits it.

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Before you tune.

Will my dealer flag the tune at service?

The bootmod3 flash is non-destructive and reversible. Revert to stock before a dealer appointment and the ECU is back to factory in a few minutes; re-flash after service. We document the revert step in writing so the next person opening your file knows what's there.

Is it safe for the engine?

Every tune we ship has been datalogged on the car it was written for. We look at knock counts, fuel trims, boost behavior, and intake temps before we sign off. If the numbers don't sit right, we revise. That review and the revision policy are built into what the tune costs.

How long until I have a working tune?

Most calibrations turn around in a few days. We log, review, and revise before anything ships — we would rather get it right than get it out fast.

Can I go back to stock?

Yes. bootmod3 supports a stock revert that returns the ECU to factory calibration in under five minutes. The flash is non-destructive — nothing in the BMW DME is permanently modified. Most owners revert before trade-in.