AlexYW http://www.ebay.com/itm/STAINLESS-STEEL-T304-4-1-EXHAUST-HEADER-MANIFOLD-05-10-CHEVY-COBALT-ION-HHR-GM-/200824791902?pt=Motors_Car_Truck_Parts_Accessories&hash=item2ec217235e&vxp=mtr Would this be ok to fit a 2.2 Astra?
5M1THY It looks the same as long as you have the egr cheat I'm not 100% though but I wouldn't mind one myself tbh