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Performance Parts for Euro, JDM & American Autos.

Product Image WEISTEC M156 Billet Idler Pulleys

WEISTEC M156 Billet Idler Pulleys


Weistec Engineering will now be offering the same CNC machined aluminum belt idlers that are used with our supercharger systems. The factory Mercedes parts are plastic and have been a known problem for many naturally aspirated vehicles. This is a great solution for long term use in stock to highly modified vehicles. 

Key Features:

  • CNC machined 6061 aluminum
  • Hard anodized to military spec
  • Direct replacement/bolt in for M156/M159
  • Utilizes factory belt
  • 100% serviceable
  • Great for use in harsh environments
  • High quality bearings
Supported Platforms
  • 2008-Present C63 AMG (Sedan and Wagon)
  • 2012-Present C63 AMG Black Series
  • 2007-2008 CLK63 AMG
  • 2008 CLK63 Black Series
  • 2007-2010 CLS63 AMG
  • 2007-2011 E63 AMG (Sedan and Wagon)
  • 2007-2010 S63 AMG
  • 2007-2011 ML63 AMG
  • 2007 R63 AMG
  • 2008-2010 CL63 AMG
  • 2009-2011 SL63 AMG
  • SLS 63 AMG