Turbo - Affirm
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Weistec 7 Speed TCU Tune 722.9 Mercedes-Benz SL550 | GLE550 2011-2020

$1,999.00

Weistec

Model #05-722-00163-6


Shopper Award

This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.

Purchasing this product requires you to sign our Vehicle Compliance Waiver here.

The Cypher Flash Tool is an tool that allows for at home control module flashing via the vehicle's OBD2 port. With this tool, it is possible to flash a Weistec TCU tune on your vehicle from the comfort of your own garage. Certain vehicles can even have the ECU flashed using the Cypher Flash Tool.

The Weistec TCU tune results in faster and more firm shifts. This is accomplished with faster target shift times and running higher line pressure which also has the added benefit of reducing slip and increasing the torque capacity of the transmission. With higher line pressure, the clutches in the transmission are clamped harder making for better grip which directly allows the transmission to hold more torque. With less slip and faster shifts, the lifespan of the transmission is typically improved as well. This is a great upgrade for any supported vehicle whether it is stock or modified.

Features:

  • Faster Shifts
  • Firmer Shifts
  • Increased Line Pressure
  • Increased Torque Capacity
Fitment:
  • Mercedes-Benz SL550 2013-2020
  • Mercedes-Benz GLE550 2017-2020
  • Mercedes-Benz GLE550 Coupe 2017-2020
  • Mercedes-Benz S550 2011-2017
  • Mercedes-Benz S550 Coupe 2014-2016
  • Mercedes-Benz CLS550 2014-2016
  • Mercedes-Benz E550 2012-2016
  • Mercedes-Benz GL550 2013-2015
  • Mercedes-Benz ML550 2012-2015
  • Mercedes-Benz GL450 2013-2014
  • Mercedes-Benz CL550 2011-2014
  • Mercedes-Benz CLS550 2012
  • Mercedes-Benz CLS63 AMG S 2014-2018
  • Mercedes-Benz SL63 AMG 2012-2020
  • Mercedes-Benz S63 AMG 2011-2017
  • Mercedes-Benz GLE63 AMG S 2016-2019
  • Mercedes-Benz ML63 AMG 2012-2015
  • Mercedes-Benz GLS63 AMG 2016-2019
  • Mercedes-Benz GL63 AMG 2013-2015
  • Mercedes-Benz G63 AMG 2012-2018
  • Mercedes-Benz G63 AMG 6X6 2014
  • Mercedes-Benz CL63 AMG 2012-2014
  • Mercedes-Benz CL63 2011
  • Mercedes-Benz CLS63 AMG 2011-2018
  • Mercedes-Benz E63 AMG S 2014-2016
  • Mercedes-Benz E63 AMG 2012-2016
  • Mercedes-Benz C63 AMG S 2015-2018
  • Mercedes-Benz C63 AMG 2015-2018

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Vehicle Engine Notes
2015-2018
Mercedes-Benz C63 AMG

2011-2014
Mercedes-Benz CL550

2012-2014
Mercedes-Benz CL63 AMG

2012, 2014-2016
Mercedes-Benz CLS550

2011-2015
Mercedes-Benz CLS63 AMG

2014-2017
Mercedes-Benz CLS63 AMG S

2012-2016
Mercedes-Benz E550

2012-2016
Mercedes-Benz E63 AMG

2014-2016
Mercedes-Benz E63 AMG S

2012-2018
Mercedes-Benz G63 AMG

2013-2014
Mercedes-Benz GL450

2013-2015
Mercedes-Benz GL550

2013-2015
Mercedes-Benz GL63 AMG

2015-2018
Mercedes-Benz GLC63 AMG S

2017
Mercedes-Benz GLE550

2016-2019
Mercedes-Benz GLE63 AMG S

2016-2019
Mercedes-Benz GLS63 AMG

2012-2015
Mercedes-Benz ML550

2012-2015
Mercedes-Benz ML63 AMG

2011-2017
Mercedes-Benz S550

2013-2020
Mercedes-Benz SL550

2012-2020
Mercedes-Benz SL63 AMG

What Is Weistec Engineering?

Based out of Orange County, California, Weistec Engineering is an industry leader in research, development, and design. While the company was only established in late 2010, founder Michael Weiss and his partner Steve Atneyel both have an impressive track record of working with some of the fastest and most powerful vehicles in the world. The duo were both engineers for major American OEM and aftermarket performance companies; Michael was involved with advanced engineering, while Steve specialized in computer calibration.

Michael Weiss and Steve Atneyel decided to branch out on their own and combine their expertise and experience. The pair were, and still remain, avid Mercedes enthusiast and realized that there was a huge gap in the market for a company dedicated to engineering state-of-the-art performance systems for cars powered by motors like the M156 and M159 AMG. Since its inception over a decade ago, Weistec has grown to provide customers with the highest level of satisfaction and value through unyielding tests and continuous improvements in Mercedes products and performance. 

What Does Weistec Offer?

Engineering and design are the two core services of Weistec Engineering. The Weistec team offers an array of services and capabilities thanks to the team’s combined experience from multiple fields. Whether you have a new idea or are looking to improve an existing design, Weistec can bring your concept to reality while protecting your vehicle’s design form and engineering function. Services include CAD, CAM, rapid prototyping, CNC machining, laser cutting and etching, casting, plastic injection molding, 3D laser scanning, and much more.

Weistec Engineering also offers a comprehensive line of products to the import and exotic market, covering vehicles such as Mercedes-Benz, Audi, Pagani, Alfa Romeo, BMW, McLaren, Ford, Aston Martin, and Maserati. No matter what type of upgrade you are looking for, Weistec has something for everyone when it comes to performance products, suspension parts, electrical components, interior/exterior accessories, and wheels/tires.

Weistec Engineering keeps nearly every aspect of its production process in house to guarantee only the highest quality. From conceptual 3D designs to in-house manufacturing and, ultimately, road and track testing, Weistec boasts relentless attention to detail on everything it offers. Specializing in computer-aided design and vehicle calibration, Weistec has the ability to manufacture quality products that are capable of withstanding even the most rigorous testing conditions. From OEM vehicle manufacturers to the aftermarket performance enthusiast, Weistec aims to deliver innovative solutions that address a wide range of client needs and desires. 

Find Weistec Parts at Vivid Racing

Vivid Racing carries an extensive lineup of Weistec products to suit all your needs and preferences. Our inventory is virtually endless with everything you could possibly need to upgrade your vehicle in terms of performance, power, handling, suspension, aesthetics, and accessories. If you cannot find what you are looking for above or need help choosing a product for your needs, please give us a call at (480) 966-3040. We will advise you on the possible options and walk you through the entire purchase process to ensure a hassle-free experience.

Weistec Limited Warranty

1. Warranty on Weistec Turbocharger Systems, Supercharger Systems, Exhaust Systems and Engine Accessories

12 month Weistec Limited Warranty. Valid 12 months from sales date with valid registration.The following exclusions apply to all Weistec Limited Warranties.

Weistec's limited warranties do not cover any of the following damages or items:
  • Damages to and/or failure of any non-Weistec component or equipment on a vehicle including, but not limited to, the engine, electrical system, transmission and differentials.
  • Damage caused by "Acts of God", normal wear and tear, or damage to a vehicle or engine caused by, tuning by others, collision and/or engine failure.
  • Any costs incurred for towing or downtime of the vehicle.
  • Any rental vehicle costs
  • Any labor costs to diagnose problems or to remove or replace the Weistec products; or any damage caused by the use of another company's product.
  • Any shipping costs.

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