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BMW Tuning & Performance

Unlock your BMW's true potential with Bootmod3, MHD, and custom ECU maps. Stage 1, Stage 2, and custom dyno-tuned performance for F-Series and G-Series.

Performance Tuning Services

From mild to wild — we have a map for every driver.

Stage 1

Stage 1 Tuning

Optimized for stock vehicles. Gain 50-80 HP and 80-100 lb-ft torque without any hardware changes. Safe, reliable, and fully reversible.

Stage 2

Stage 2 Tuning

Requires upgraded intake, intercooler, and downpipe. Gain 100-150 HP with aggressive mapping. Track-tested and dyno-verified.

Custom Dyno Tuning

One-on-one dyno session with a professional tuner. Custom maps tailored to your specific vehicle, fuel, and driving style.

Transmission Tuning

Optimize shift points, torque converter lockup, and paddle response for ZF 8-speed and DCT transmissions.

Pops & Bangs

Aggressive overrun maps with loud exhaust pops and burbles. Adjustable intensity and timing.

Flex Fuel

E85 flex fuel support with automatic ethanol content detection and optimized timing/fueling maps.

Tuning Packages

Choose the right performance package for your BMW.

$349 / map
Stage 1
  • 50-80 HP Gain
  • Stock Hardware
  • Bootmod3 or MHD
  • Email Support
Buy Map
$549 / map
Stage 2
  • 100-150 HP Gain
  • Upgraded Hardware
  • Bootmod3 or MHD
  • Priority Support
Buy Map
$899 / session
Dyno Tune
  • Custom Map
  • 2-Hour Session
  • Before/After Dyno
  • Video Recording
Book Session
$199 / map
Transmission
  • Shift Optimization
  • Torque Converter
  • Paddle Response
  • DCT or ZF8
Buy Map

Supported Engines

We tune all major BMW powerplants.

N20 / N26

2.0L turbo 4-cylinder. Stage 1: 270 HP, Stage 2: 310 HP. Great entry-level tuning platform.

N55 / S55

3.0L inline-6 turbo. Stage 1: 420 HP, Stage 2: 480 HP. M2/M3/M4 power levels.

B58

3.0L inline-6 turbo (modular). Stage 1: 450 HP, Stage 2: 550 HP. Massive potential.

S63

4.4L V8 twin-turbo. Stage 1: 650 HP, Stage 2: 750 HP. M5/M8 territory.

How Tuning Works

From purchase to performance.

1. Purchase & Download

Buy your map and download the flash file to your Bootmod3 or MHD app.

2. Flash via ENET

Connect your ENET adapter and flash the map directly to the ECU. Takes 10-15 minutes.

3. Enjoy the Power

Start the engine and feel the difference. Monitor performance via the app dashboard.

Frequently Asked Questions

Is this safe for my engine?
Can I revert to stock?
Will this void my warranty?
Do I need an ENET adapter?

Need Help?

Contact us for a free consultation. We typically reply within 24 hours.

Get in Touch

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WhatsApp+86 137 1393 4241 Telegram+86 137 1393 4241 Phone+86 137 1393 4241 Emailinfo@x-bimmer.hk