dont what ppl say what pump guys say
1 have 3 cars at home
gli 07...change after 5000km...even some time 200 km goes high from toyota motors
it has done 24,000 km up to know and my friends know how still it performs
other car suzuki khyber
i use noraml pump Shell oil
5000km normal change...its engine has build almost 6 years back...and i have been doing stage and every stuff.....never complain frome engine
even today i cheaked it has 4800km done...and some oil leaked cuz of seal got damaged...yet it is perfect and running fine
what i see ppl...dont cheak battery,radiator water,and oil level...on regular basis which results in engine failurs