Weistec Mercedes M177 Downpipes (S63) | 01-177-02441-7

Needs ECU Tuning to run properly

Weistec Engineering offers True Downpipes for M177 AMG powered vehicles. Replacing the small and restrictive factory downpipes delivers significant gains in power, throttle response, and exhaust tone.

Engineered and designed with the most sophisticated Computer Aided Design tools, excellent fitment and the highest performance possible are guaranteed while also providing an aggressive exhaust note during high load and cold start situations.

Key Features:

• Complete system included downpipes, connector pipes and stainless clamps

• 100% mandrel bent and TIG welded

• Constructed of low carbon 304 Stainless Steel

• Fits within OEM heat shields

• Bolt-on installation

• Improved exhaust note

• Improved exhaust flow

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