This one is for all the negative patrol bashers i just got back from my trip round aus took me 2 years towing a 2 tonne caravan behind my 2001 gu 3lt i did the inter cooler fan provent 200 dawes valve blocked egr when i left had 180,000 k on it now has 240,000k never missed a beat all i had to do is replace the alternator for the first time.I did regular services all the way round but did all that previous to my trip only using nissan filters and delo 400 multi.I would like to thank the forum for all the tips .follow the guide lines and you should have trouble free motoring.