As one of the finest automobiles delivered from BMW, the E46 M3 has lived up to all its expectations as a true performance car. As enthusiasts try to squeeze any additional horsepower out of the inline 6 power plant, Agency Power has made that much easier with the release of their performance racing headers. The 321 stainless steel headers are a direct bolt on in replacement of your factory header...
The Racing Dynamics Sport Headers was developed on the engine dynamometer to deliver the minimum amount of back pressure and optimal performance increase. It is designed to work most efficiently with the Racing Dynamics Sport Exhaust. These tuned headers replace the stock cast manifolds and deliver a hefty increase in overall power output.
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