Product details:

Equal-length performance headers improve exhaust flow and sports car sound; sport headers include 200-cell hjs sport catalytic converters.

Features:

-fits all 986 Boxster / s vehicles (1997-2004), slight modifications to the factory coolant line are required on vehicles equipped with a tiptronic transmission.
-includes 200-cell hjs sport catalytic converters for maximum performance
-adds 8 whp and 4 ft-lbs of torque when installed with fabspeed s maxflo performance exhaust system
-equal length cnc mandrel-bent primary tubes and f1-style high velocity merge collectors ensure maximum flow characteristics
-simple bolt-on installation
-all fabspeed performance products are backed by the fabspeed lifetime limited warranty

Note: fabspeed s 200-cell high-flow catalytic converters are not c.a.r.b. Certified and are for off-road use only in the state of california.