What about tunes, torque converters, and the significance of the matter?

[ianwh4]

Now, I'd be open to listening to some music on the N57D30A 330d. The standard 240HP may be increased to 297HP with an environmental tune, and there is a Stage 1 that produces 335HP. Unsurprisingly, the 335HP is a desire of the inner hoon who exaggerated their abilities.

The vehicle is equipped with a ZF GA6HP26Z automatic gearbox, as reported by RealOem.com. Which according to ISTA has a torque converter good for up to 600Nm. Celtic Tune claims that 520Nm is the typical factory tune, which is a lot of fat.


Choosing a "eco" tune brings the torque up to 593Nm, which is near full capacity but still below, and it might be the safer, more prudent option.

The 644Nm produced by a Stage 1 tune suggests that, according ISTA, my box would benefit from a ZF GA6HP26Z TU torque converter, which is often used in more powerful 5, 6, and 7 Series models and is capable of 650NM. I assume it's just a simple change, even if it's a big job.

Thus, I have a query for individuals who have Stage 1 tunes installed on conventional boxes, maybe with a single turbo motor. Is it significant? Does it make a difference if the gearbox is more reliable or performs worse? When obtaining a tune, I bet many people don't even think about how much torque the converter can handle.

[Mistral]

Not sure because I'm not into mapping (I bought one without mapping), but I believe they also make a map for the box. I'm quite sure I've seen it mentioned in some of the posts here.
From what I've observed in the posts here, it seems like the generic maps are causing problems, thus it's best to acquire a custom one.

[developer]

It's hard to believe that you can achieve 335 horsepower without first testing on a rolling road before and after.Also, the dyno will give an inaccurate rating if the stock tune is higher than the factory tune.is an attempt to lure you in.

[ianwh4]

So, 335 horsepower isn't enough for you? You can see that it's just a regular generic map, but it's actually a remap of the ecu, not a plug-and-play tune. The competent individual has 25 years of experience as a BMW mechanic and works as a contractor, if you will. I presume he's gone out on his own since he comes to your place to install.

The problem I'm having is that the price for an Australian "European" map starts at $2500 and goes up from there. I think it's mostly due to the fact that they can charge that much and the owners of Porsche, Audi, BMW, and Mercedes will gladly pay. However, I'm not a typical European owner, and if the cars are worth 15,000, it's a bit. Although there is no shortage of 4x4 diesel tune shops, I am sceptical that they can properly map a vehicle from Europe. More often than not, they seem to advocate lifting, locking, and launching it while simultaneously pounding your chest or some other object.


Further investigation led me to believe that the ZF6HP28, which is capable of 700Nm, is included in LCI series 3. However, it is solely based on Google AI, which is somewhat contradictory because it suggests using a metal pan, but my LCI comes with a plastic pan, so we're back to 600Nm.

Consider going with the eco-friendly option as a precaution. The additional power is mainly for show; turning off the EGR is my primary concern.