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ENGINEERING THE FUTURE OF PERFORMANCE ™
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Mercedes-Benz

M159 SLS TCU Upgrade
Purchase M159 SLS TCU Upgrade
  • SKU: 01-159-00903-8

    M159 SLS TCU Upgrade

  • $1,990.00

  • Prop 65 warning
    Warning

    This product can expose you to chemicals including carbon black, silica - crystalline, formaldehyde, and lead which are known to the State of California to cause cancer, and lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Manufacturer Weistec
Engine Family M159
year make model trim engine
2015 Mercedes-Benz SLS AMG Black Series (W197) NA 6.2L V8 (M159)
2015 Mercedes-Benz SLS AMG GT (W197) NA 6.2L V8 (M159)
2015 Mercedes-Benz SLS AMG Base (W197) NA 6.2L V8 (M159)
2014 Mercedes-Benz SLS AMG Black Series (W197) NA 6.2L V8 (M159)
2014 Mercedes-Benz SLS AMG GT (W197) NA 6.2L V8 (M159)
2014 Mercedes-Benz SLS AMG Base (W197) NA 6.2L V8 (M159)
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Greatly Improved Shifting

The Weistec Engineering SLS TCU Upgrade for the SLS, SLS Roadster, and SLS GT will match your transmission’s performance to that of the SLS Black Series.  Shifting up and down in gears will be quicker and firmer.  The improved shifting also allows for greater torque capacity which is ideal for modified vehicles that make significantly more power than stock.

Tuning Process: How do I get my ECU/TCU tuned?

Key Features:

  • Faster Shifting

  • Firmer Shifting

  • Improved Street and Track Performance

  • Increased Torque Capacity