SMG Transmission Tune – E46 M3

$99.00
(3 customer reviews)

Unlock the potential of your E46 M3 SMG transmission with our E46 M3 SMG Transmission Tune Software. This tune comes with E46 M3 CSL features such as CSL SMG Shifting, Downshift Rev Matching, and SMG Inertia Update. In addition, choose from 8 free add-ons. Tuning may take up to 3 business days, from the time we have your bin file and screenshot, to complete.

⚠️ This product can not be sold to California residents in compliance to CVC 27156. We have the right to cancel your order if deemed necessary.

⚠️ None of our tuning products can be used at any time on any emissions control vehicle that is used for anything other than off-road/track performance and shall not be used on public roads.

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Add-On Features

For details on what each feature does, check out the link in the Add-On Features section below. Adjustments to your initial tune or additional variations can be obtained by submitting a re-tune order for $20.

Uploads for E-Flash Method

Upload your stock tune bin file (zipped) for the E-Flash method. If you require assistance, we can help you after order is placed.

(max file size 128 MB)

CSL SMG Shifting

We replicate the coding parameters to exactly mimic the CSL SMG Shifting behavior so you get the same fast and crisp shifting.

BMW E46 M3 CSL SMG Tune
BMW E46 M3 CSL SMG Tune

Downshift Rev Matching

Get perfectly timed RPM matching when you downshift to a lower gear just like the CSL version.

SMG Intertia Update

Smoothens gearbox and "clutch slur" by increasing the clamping force of the clutch.

B-Spec Tune Launch Control
BMW E46 M3 CSL SMG Tune
B-Spec Tune - Buildjournal Exhaust Backfire Tune - Tuning Labs

-Extract your current bin file using BMWFlash. Read our DIY here: How to Extract & Flash BIN File with BMWFlash

-Take a screenshot of your current ECU/DME logs. Read our DIY here: How to Read & Diagnose Check Engine Light via BMWLogger

-Upload both the extracted bin and screenshot of your logs to us

B-Spec Tune - Buildjournal Exhaust Backfire Tune - Tuning Labs

No steps necessary here!

B-Spec Tune - Buildjournal Exhaust Backfire Tune - Tuning Labs

-We will send you a new bin file

-Flash your new bin file using BMWFlash. Read our DIY here: How to Extract & Flash BIN File with BMWFlash

8 Free Add-Ons

For a full description of each CSL SMG Tune add-on features and what they do, check out ECUWorx’s website or email us at info@thebuildjournal.com for a list of recommended add-ons for your setup.

Car Year

2001, 2002, 2003, 2003.5, 2004, 2005, 2006

Transmission

SMG

Final Drive Ratio

2.81, 2.93, 3.15, 3.23, 3.45, 3.62, 3.73, 3.85, 3.91, 4.10, 4.44, 4.75, Other / I don't know

Spec

Europe, US

Tuning Method

E-Flash Tune, Local Tune

Brand

Buildjournal

Chassis

E46

Model

M3

Product Category

Tuning & Software

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