09-03-2015, 10:50 PM
I have just used shell helix ultra in mine which comes in at about £30 for 5 litres. Works well and sounds smoother than before the change haha. I used to use the stuff in my corsa all the time and that was the smoothest sounding corsa I ever heard tbf.
View my build thread here
http://306oc.co.uk/forum/showthread.php?tid=28072
http://306oc.co.uk/forum/showthread.php?tid=28072