Japspeed's K4 exhaust system for the Nissan 350Z will allow your 350Z to breathe far more easily, resulting in an increased power output and improved throttle response. It replaces the OEM system from the catalytic converters-back.
Features:
Manufactured from T304 stainless steel
Replaces OEM Y-Pipe, centre section and backboxes
2.25″ bore with 4.5″ slash cut tailpipes
TIG welded, CNC machined flanges
Mirror polished
Gaskets and bolts included
Includes extra pipework required to fit to Nissan Skyline V35/350GT