Your BMW is a fast car, but inevitably, your looking at this because you want to go FASTER! The AP headers offer a gain of up to 50HP along with a free flowing exhaust. We can also offer ECU flashing to increase the improvements these headers offer.
Constructed of 304 stainless steel and mandrel bends, the Agency Power header is among the best performing on the market. When coupled with supporting mods, the Agency Power High Flow Cat headers are capable of producing upwards of 50whp. Another great advantage to the Agency Power high flow cat headers is the weight reduction they offer, a difference of 10lbs.
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