27:th-Apr-2015, 06:53:48
I found on mine the K&N does make it feel alot better could be due to it not restricting as much air.
Astra-J 2.0 CDTI S/S
Retrofitted AFL, TPMS, Navi950, BT, DAB, Rear Camera, Infinity sound system, Towbar, Flexfloor & more.
I can do programming and retrofits using genuine GM MDI and Dealer software.