Tuning · BMW M3 (G80 / G81)

M3
S58

The S58 in M3 saloon and Touring 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

S58

Stock

503 bhp · 650 Nm (Competition)

Stage 3 ceiling

503 bhp

Configurator

Build your M3 tune

Select your stage, add the options that fit your car, and send the full build to Samuel. He'll quote, schedule, and personally calibrate within 24 hours of confirmation.

Stage

Map slots

Multimap+£100

Switch between maps on the fly. Add fuel-grade variants, valet mode, etc.

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.

Required information

Fields marked * are required to enable submission. Email or WhatsApp is enough for contact.

EmailFor licence + tune deliveryWhatsApp (with country code)e.g. +44 7700 900000Chassis variant

Vehicle modele.g. M3 (G80)VIN (17 characters)Fuel grade for main mapPlatformCountryState / Region (if applicable)

Additional infoThe more detail here, the better the calibration. List every relevant modification.

Required — tap to confirmI confirm I am the legal owner of this vehicle, that any required platform licence (BM3 / MHD / MG Flasher) is on this VIN, and I have read the Refund & ECU Modification Disclaimer.

Add a stage or add-on

£0

M3S58

Build your M3 tune

M3
S58