M177 Downpipes Upgrade, C63 | Performance parts and accessories for Audi, BMW, Volkswagen, Mini, Mercedes Benz, Porsche and Volvo

M177 Downpipes Upgrade, C63

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Key Features:

  • 100% mandrel bent and TIG welded

  • Constructed of low carbon 304 Stainless Steel

  • Bolt-on installation

  • Improved exhaust note

  • Improved exhaust flow

  • Increased HP and Torque, especially when coupled with our M177 ECU Upgrade

  • Compatible with Stock Turbos as well as Weistec W.3 and W.4 Turbos

Product Overview

Weistec Engineering offers Downpipes for the W205 C63 and C63-S models. ?The downpipes are engineered and designed with the most sophisticated Computer Aided Design tools, excellent fitment and the highest performance possible are guaranteed. Each Downpipe features 3 inch diameter piping and laser cut precision flanges to mate with factory mounting points, giving this system a perfect fit**.?Our M177 Downpipes use OEM coupling to mate perfectly to the turbos and factory cat back exhaust.

Watch a Customers First Test Drive Reaction

For maximum results, the combination of the exhaust with the Weistec M177 ECU Upgrade is recommended


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