W210 mods?
W210 mods?
MAF delete is not necessary, it will not restrict your airflow, but you can also delete it by remapping the ecu. EGR delete is done by software when remapping the ecu. Stock pump will be able to almost double your horsepower, depends on the turbo you choose. I run a He221w with the big turbine housing on my 606 and I am very happy with it. It spools even a bit faster than the stock turbo with stock mapping but does not choke the engine until 4500rpm (k14 starts to do that at about 3400). Also, it does fit into the stock location with one adapter plate. On the other hand, you will not max out the pump with it. Need to go bigger for tha