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This listing is for M113k "Mid-Length" header kit
-NEW OEM manifold gaskets-NEW OEM nuts-Driver and Passenger side exhaust manifolds-Collector Downpipe Gaskets and Nuts-Driver and Passenger side collector downpipesThese headers remove the primary catalytic converter on each side increasing power and performance in the vehicle allowing more exhaust flow.
Each downpipe will need to be cut and rewelded to mate up to the factory exhaust depending on which model you purchase for.
Most sold for: E55 W211, CLS55, SL55. Also Fits E500 W211 and CLS500