Harmonixx Tuning

Harmonixx Tuning | ECU + TCU Remaps | Intake & Exhaust Upgrades | Turbo Upgrades | In-House Dyno Testing | Premium Car Audio Systems | Premium Alloys & Tyres |

Yes, you heard that right.BMW G-Series 220i/330i/M340i/M2/M4 & Mini Cooper DME8 ECUs can be unlocked in India without th...
13/08/2026

Yes, you heard that right.

BMW G-Series 220i/330i/M340i/M2/M4 & Mini Cooper DME8 ECUs can be unlocked in India without the need to OPEN the ECUs.

Get in touch with us NOW on +918762801414 or [email protected]

Unlock your car, install hardware and tune it all in under 6hrs.

Harmonixx Tuning - Home to the Fastest & Most Reliable X58 builds in India.

How quick can a Stage 3 M340i really be?This is a question we get asked on a daily basis, so we thought we shall make a ...
30/07/2026

How quick can a Stage 3 M340i really be?

This is a question we get asked on a daily basis, so we thought we shall make a ready reckoner for those who are planning to build a Stage 3 setup.

This should help with aiding our clients to pick their HorsePower Goals much easier & decide what kind of a setup they want to go for with some REAL WORLD TESTING.

Our Stage 3 packages have been engineered and validated to deliver serious real-world performance, whether you're chasing the perfect 0–100 km/h, blistering 100–200 km/h pulls, or a sub-11-second Quarter Mile.

Every package is developed through extensive testing and calibration to ensure consistent performance, drivability, and reliability.

Available Stage 3 Performance Packages:

• 600 HP & 800 Nm
• 680 HP & 850 Nm
• 750 HP & 900 Nm

PS - * Performance figures may vary depending on elevation, ambient conditions, fuel quality, tyres, weight reduction, suspension setup etc.

If you have an M340i and want to go Stage 3, you know who to contact!

Harmonixx Tuning - Home to India's Fastest X58 cars.

Straight off the Dyno & setting some blazing times.Mod List:ECU Unlock by AutoTunerStage 2 Flex Fuel Tune by Kaganader T...
16/07/2026

Straight off the Dyno & setting some blazing times.

Mod List:

ECU Unlock by AutoTuner
Stage 2 Flex Fuel Tune by Kaganader Tuning
Stage 2 OTS TCU Tune by xAutomotive
Downpipes + Resonated Mid-Pipe by ActiveAutowerke
Single Side Intake by MST Performance
Flex Fuel Sensor

Dyno Numbers (measured):

Stock - 481HP & 602Nm
Pump Gas XP95 - 581HP & 746Nm
E50 - 660HP & 865Nm

Dragy Numbers (measured):
0-100 in 4.1s
100-200 in 5.8s
1/4 Mile in 11.07s @ 214kmph

Is this the fastest G87 M2 in India?

All on STOCK Wheels, STOCK Tyres, FULL WEIGHT, HEAT SOAKED engine after 200kms drive in Terrible DA.

Can't wait to see what these builds can do at Sea Level.

08/07/2026

Just another day at the workshop! Whew...

Now let's get back to work....

03/07/2026

For the last 48hrs the Tuning Industry has been abuzz with some amazing news. That said, we do think a lot of the shops are getting too ahead of themselves and not being transparent with their clients.

So here is a quick recap on the different type of Unlocks available for the BMW platform. What the Pros & Cons of each are.

We also deep dive into the RISKS involved in opening the ECU.

What method of Unlock WE PREFER!

Being TRANSPARENT & HONEST is always the way we've conducted our business.

Let us know how you'd get your ECU UNLOCKED?

18/06/2026

Sometimes we have to take a step back and appreciate how cool our job really is.

This week, we get to work on everything from a Stage 3 Octavia vRS, to a one-of-a-kind Polo GTI build, to a Stage 2 M340i and some of the fastest B58-powered cars in the country.

What you're looking at here are not one, but TWO Pure 900 powered BMW M340is making over 750 HP. In fact, this is probably the first time in India that two Pure900 M340i’s have been parked side-by-side, just casually hanging out.

A place that enthusiasts call Home. And a shared obsession with going faster that brings us all together.

We totally forgot to mention, there is another M340i upstairs waiting for it's ECU to come back from Europe after the Unlock.

Safe to say, we wouldn't trade this job for anything else.

The B58 has earned its reputation as one of the most capable modern performance engines ever built.Now, we're taking it ...
13/06/2026

The B58 has earned its reputation as one of the most capable modern performance engines ever built.

Now, we're taking it a step further.

Introducing the Harmonixx Tuning Flex Fuel Packages for the BMW M340i and Z4 M40i.

By integrating true Flex Fuel capability, the ECU can automatically adapt to varying ethanol content, allowing you to run anything from regular pump fuel to full E85 without the need for map switching.

We've developed two packages to suit different goals for those wishing to stick to the Stock Turbo.

Package 1 - Stock Hardware
Package 2 - Stage 2 setup for those who crave for that amazing Induction noise & the legendary B58 Exhuast note.

Both packages include:

✅ Flex Fuel Integration
✅ E0-E85 Compatibility
✅ ECU Unlock Included
✅ Ethanol Optimized Calibration
✅ Enhanced Throttle Response
✅ OEM-Level Reliability & Drivability

Whether you're looking for the ultimate daily driver or a serious street machine, our Flex Fuel packages allow your B58 to take full advantage of the benefits ethanol has to offer.

We're excited to introduce our Plug & Play Flex Fuel Kit for the Octavia MK3 1.8 TSI, Polo GTI 1.8 TSI and Octavia vRS 2...
12/06/2026

We're excited to introduce our Plug & Play Flex Fuel Kit for the Octavia MK3 1.8 TSI, Polo GTI 1.8 TSI and Octavia vRS 230/245.

Designed to work seamlessly with your Flex Fuel ECU calibration (SOLD SEPARATELY), this kit allows the vehicle to automatically adapt to varying ethanol content, whether you're running Regular Pump Fuel, E20, E50 or full E85.

Benefits include:

✅ Automatic Ethanol Content Compensation
✅ E0-E85 Compatibility
✅ Improved Knock Resistance
✅ Increased Performance Potential
✅ Plug & Play Installation

For enthusiasts looking to unlock the true potential of the EA888 Gen3 engines, Flex Fuel is one of the best upgrades you can opt for.

💰 Introductory Price: ₹35,000

Compatible with:

• Octavia MK3 1.8 TSI
• Polo GTI 1.8 TSI
• Octavia vRS 230 / 245

07/06/2026

The results are in, and they're seriously IMPRESSIVE.

This Hyundai Venue 1.0 TGDI came to us in stock form with just a BMC OE-Replacement Air Filter.

Stock Dyno Numbers - 120HP & 220Nm
Stage 1 Dyno Numbers - 151HP & 270Nm
Peak Gains - +31HP & +50NM

Having Tuned 100s of VAG 1.0 TSI engines over the years, we can confidently say that not one has come close to these kinds of gains on a simple Stage 1 TUNE. And we had 1.0TSI's from nearly all the big tuners in the country on our Dyno.

We've been saying this for years: Hyundai/Kia's TGDI engines are incredibly mod-friendly and respond exceptionally well to calibration changes. The engines themselves have tremendous potential; it's often the gearbox that becomes the limiting factor.

We'll soon be sharing the results from a VW Virtus 1.0 TSI we've been working on, which should make for a very interesting comparison.

If you're driving a Hyundai or Kia equipped with the 1.0/1.5 TGDI engine and have been considering a tune, you already know where to find us.

📍 Harmonixx Tuning
📞 +91 87628 01414
📲

07/06/2026

While our videos often feature some of the bigger and more exciting builds, the reality is that a large part of our work involves tuning everyday enthusiast cars as well.

From VAG Group TSI-powered cars such as the Virtus, Taigun, Slavia and Kushaq, to Hyundai/Kia TGDi platforms, and even naturally aspirated vehicles like the Jimny, we work on a wide range of vehicles across different budgets and performance goals.

The reason you don't see every single build featured on our channels is quite simple—we don't have a full-time videography team at the shop. Our media team comes in periodically and naturally focuses on the larger projects and headline builds that make for more engaging content.

That said, our workshop doors are open to enthusiasts of all kinds, whether you're looking for a simple Stage 1 tune on your daily driver or a fully built high-performance project.

At the end of the day, our passion isn't limited to exotic cars—it's helping every enthusiast get the most out of their vehicle, RELIABLY!

Address

490(A), 14th Cross, Peenya 2nd Stage, Peenya Industrial Area
Bangalore
560058

Opening Hours

Monday 9am - 6pm
Tuesday 9am - 9pm
Wednesday 9am - 6pm
Thursday 9am - 6pm
Friday 9am - 6pm
Saturday 9am - 6pm
Sunday 9am - 6pm

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