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Our downpipes features CNC Machined 304 stainless steel turbine flanges to mate with the turbo perfectly using the OEM clamp. The M139 Downpipe mates to the rest of the exhaust using an OEM style adapter for a simple bolt in installation.
*Product may not be emissions compliant. Check local laws prior to installation.
Weistec Engineering offers the M139 Downpipe for the Mercedes Benz M139 equiped vehicles. The downpipes were designed with the most sophisticated Computer Aided Design tools to ensure excellent fitment. The downpipe features 3.5 inch diameter piping and a laser cut precision flange to mate with factory mounting points, giving this system a perfect fit.
Requires W.2 ECU Tune
3.5 inch diameter
100% mandrel bent and TIG welded
Constructed of low carbon 304 Stainless Steel
CNC machined 304SS turbine flanges
Laser cut mounting brackets
Fully brushed finish
Improved exhaust note
Improved exhaust flow
Improved turbo response