Top ranked tuner in the BOOTMOD3 directory

Power that survives the next hardware change. Power that survives the next hardware change. Calibration for the way you actually use the car. BMW reliability, expressed differently.

We tune from your car's datalogs — not a map off a shelf — and build the calibration to scale into the next stage instead of maxing out the moment you bolt on a downpipe. Tell us what you're running and we'll show you the path. We tune from your car's datalogs — not a map off a shelf — and build the calibration to scale into the next stage instead of maxing out the moment you bolt on a downpipe. Tell us what you're running and we'll show you the path. Anti-lag that's there on the clutch kick, cooling that holds through a full session in Florida heat, throttle you can place mid-corner. We tune in cycles of tires and clutches — and we build for slide use instead of talking you out of it. A conservative, reversible calibration that feels like the factory could have shipped it — more response and midrange, none of the drama. Where the platform allows it flashes back to the factory file before a dealer visit, and we'll tell you plainly what a modern DME does and doesn't record — no 'undetectable' promises we can't keep.

WHAT DO YOU DRIVE?

Type your car. We build the tune around it.

Google 4.6 84
SEMA Member
bootmod3 Authorized Tuner
ASE Certified
PROVEN

Real cars. Real numbers.

Customer cars we calibrated — logged, verified, documented. Every figure is measured, not estimated.

G80 M3 Competition build
+118 whp
G80 M3 Comp · Stage 2

Bolt-ons + downpipe, logged on 93 octane with meth. Repeatable pull to pull.

F87 M2 — S55 drift build
Anti-lag mapped
F87 M2 · S55 drift build

Holds boost off-throttle — angle on demand without cooking the turbos.

G20 330i — daily-driven build
Reverts to stock
G20 330i · daily driver

Cleaner and faster, factory-faithful drivability. Flashes back for service.

F22 M240i build
+74 whp
F22 M240i · Stage 1

Pump-gas safe. 8,400 documented miles on the calibration.

Esse Werks calibration workbench — datalogging and tools
HOW WE CALIBRATE

Calibration is a method, not a vibe.

Datalogs in, ignition and fuel changes out, a revision log in writing — every car, every flash. We tune from what your engine is doing under boost, in your fuel, in your weather — not from what a generic file assumes. Same approach whether it's a Stage 1 daily 330i or a built S55 on E85; the math doesn't change because the car is louder.

  • Logged
  • Verified
  • Documented
  • Reversible
Build your tune
BEYOND THE CATALOG

Work that doesn't fit a configurator.

Engine Swaps

BMW engines going into something — anything. S54 into an E30. B58 into a 240SX. M50 into whatever you have in the garage. Tell us the car and the engine; we come back with a scope, a budget, and a timeline.

TELL US ABOUT YOUR SWAP →

Custom Build Inquiry

Vehicles outside our standard catalog. WinOLS-required factory reflashes. Supercar OEM ECU work. Exotic platforms. Write us a brief; we review and respond within one business day.

START AN INQUIRY →

Race & Standalone

Standalone ECU calibration (MoTeC, Haltech, AEM, Link, Syvecs). Race-class-restricted builds. Time attack, endurance, drift series cars. Send us the project and we will scope it.

PROJECT INTAKE →
BOCA RATON, FL

There's a real shop behind the screen.

In-person installs, dyno time, and datalog clinics at the Boca Raton workshop. Come see the cars we build.