Dyno proven to yield over 17whp over custom competitors' units, at a fraction of the cost. This same technology graced the 9 second all motor B-series in the NHRA, and the world's fastest B-series street car! Available in stainless, and ceramic coating options. Patent pending designs are compatible with power steering. Does not clear air conditioning. Half radiator must be used. Takes 2-4 weeks to manufacture, with true merge collectors, in the U.S.A. Reliable power, guaranteed.