M177 Downpipes, W213 E63S MERCEDES BENZ M177 Downpipes, W213 E63S 2018-UP Click image to enlarge Description M177 Downpipes, W213 E63S 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 Pictures sell! Auctiva offers Free Image Hosting and Editing.250+ Listing Templates! Auctiva gets you noticed! The complete eCRATER Selling Solution. Track Page Views WithAuctiva's FREE Counter