Aussiespeed Holden 138 Grey Motor Headers cast iron exhaust manifold

Holden grey motor powered cars from FX to EJ now have another choice when it comes to extractors,  AussieSpeed now of SG grade cast iron twin outlet exhaust headers for your early Holden.The finned headers come supplied wit laser cut 12mm flanges,flange gaskets,bolts & washers.The outlet flange accepts a pipe size of 1 5/8 that can be easily made by most exhaust shops..