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    • Official: Weistec M157 bi-turbo 5.5 liter AMG V8 turbo upgrade, downpipes, and exhaust officially launched with specs, pictures, and pricing

      Here it officially is and what many of you have been waiting for, the Weistec M157 bi-turbo upgrades including upgraded turbos, exhaust, and downpipes. Many of you have already seen the power figures as these upgrades powered the M157 to a new horsepower record with 727 at the wheels and also were seen in real world action at the recent No Fly Zone event showing impressive performance against stout competition including Wesitec's own Stage III M156 supercharger.

      Let's start with the turbo upgrade which is priced at $8,495:


      Key Features:


      • 5 Axis CNC Machined
      • High RPM Balanced for perfection operation
      • 53+ Lbs/min compressor flow
      • Includes Updated ECU Calibration
      • 100% Bolt on installtion
      • All hardware and gaskets are included
      • 730 WHP, 730 WTQ, with supporting upgrades


      Supported Platforms


      • 2012-Present CLS63 AMG
      • 2012-Present E63 AMG (Sedan and Wagon)
      • 2012-Present S63 AMG
      • 2012-Present CL63 AMG
      • 2012-Present ML63 AMG
      • 2013-Present SL63 AMG
      • 2013-Present G63 AMG


      Pictures:













      Now onto the downpipes which are available also for the M278 V8 along with the M157. The downpipe upgrade includes test pipes and midpipes along with a heat shield, gaskets, and associated hardware. Pricing is $4,795 and they are titanium ceramic coated on the outside with copper ceramic coating on the inside. The midpipes bolt right up to the downpipes and also the factory axle-back system for seamless installation.

      Key Features:


      • 100% mandrel bent and TIG welded
      • Constructed of low carbon 304 Stainless Steel
      • Stainless steel heat shields offer the Weistec look and function
      • Easy bolt-on solution
      • Improves exhaust note


      Supported Platforms


      • 2012-Present CLS550 / CLS63 AMG
      • 2012-Present E550 / E63 AMG (Sedan and Wagon)
      • Extended Support Coming Soon


      Pictures:





















































      Congratulations to Weistec for their pioneering of turbo and downpipe upgrades and offering these so quickly in the M157 engine lifespan well before anyone else.

      Additionally, this is not the end of upgrades to come from Weistec for this motor. Stay tuned, plenty more in the pipeline. Congratulations and well done once again, quite the standard being set.

      This article was originally published in forum thread: Weistec Turbo Upgrade and downpipes-Official started by Jacob502 View original post
      Comments 104 Comments
      1. Sticky's Avatar
        Sticky -
        Click here to enlarge Originally Posted by nawlinstornado Click here to enlarge
        Care to comment as to why?
        Yes, regarding the design and the quality. I really wish @Weistec would just explain why their pipes differ.
      1. nawlinstornado's Avatar
        nawlinstornado -
        Click here to enlarge Originally Posted by Sticky Click here to enlarge
        Yes, regarding the design and the quality. I really wish @Weistec would just explain why their pipes differ.
        Yes, @Weistec, please tell us more. Beyond the absolutely gorgeous fit and finish, what more is offered by your downpipe/midpipe than Kleemann's or other competitors?
      1. GhanemMBN's Avatar
        GhanemMBN -
        Any 1/4 mile runs?
      1. Sticky's Avatar
        Sticky -
        Click here to enlarge Originally Posted by GhanemMBN Click here to enlarge
        Any 1/4 mile runs?
        Not yet, someone will have to get out to the track but it's getting warm here in California.