EuroLab Custom ECU Tune — BMW S55 Twin Turbo Inline-6

Unlock the full potential of your S55 with a professional custom ECU tune from EuroLab — New Zealand's leading European performance specialists.

Whether you're running a stock turbo setup or a fully built machine, a custom tune delivers power that off-the-shelf maps can't match — tailored specifically to your vehicle, your modifications, and your goals.

Typical S55 Tuning Results

Why the S55?

• BMW's high-performance M engine — twin turbo with massive tuning headroom
• Stage 1 custom tune delivers supercar-rivalling power from a factory platform
• Proven reliability at high power levels with proper supporting modifications
• Popular mods: downpipes, midpipe, charge pipes, FMIC, crank hub fix (early cars)

Why Choose a Custom Tune?

• Maximised Power — Unlock the full potential of your upgraded hardware. Every tune is tailored to your specific modifications.
• Proven Results — EuroLab holds national records for the highest WHP on both stock B58 and stock-engine/stock-turbo S58 platforms. Our tuning expertise is backed by real-world results on the dyno and track.
• Safe & Reliable — Custom maps retain all OEM safety mechanisms while pushing performance to the limit.
• Complete DME Remapping — Unlike piggyback modules, MHD performs full ECU flash remapping for maximum performance, safety, and drivability.

How It Works

1. Purchase Online — Secure your custom tune booking.
2. Consultation — Our team will discuss your build, modifications, and goals to plan the optimal tune.
3. Workshop Session — Bring your vehicle to our Auckland workshop. We load the custom tune directly to your ECU using MHD.
4. Dyno Verification — We verify power gains and ensure safe operating parameters on our in-house dyno.

Important Information

• This is a service product — tuning is performed at our Auckland workshop.
• MHD licence and WiFi adapter are NOT included — these are purchased separately.
• Pricing starts at $2500 NZD but may vary depending on your vehicle and modifications. Contact us to discuss the best options for your build.
• Tax included in the listed price.

Why EuroLab?

• 🏆 National record holders — highest WHP on stock B58 and stock-engine/stock-turbo S58 in NZ
• ✅ Authorised MHD reseller and tuners
• ✅ Auckland-based workshop — local expertise, no shipping delays
• ✅ Full support — custom tuning services and ongoing assistance

→ Read our full S55 tuning guide

Authorised MHD reseller and tuners. Support and custom tuning services are available.