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5w30

  1. 100th thread about oil recommendations

    Greetings, considering my Cupra has 230k km /143k miles and I will soon be getting a +30-40hp remap, what 5w40 oil brand do you recommend? One of the better options I have in my local shop are: 5W40 MOBIL Super 3000 5W40 Shell Helix Ultra 5W40 Castrol Magnatec C3 5W40 Castrol EDGE TITANIUM Turbo...
  2. 0w40 or 5w-30

    so much confusion over the best oil to get, whats peoples opinions for a seat leon cupra r - 80k miles: Mobil1 5w-30 or 0w-40 living in the uk. as far as i can se 0w-40 definitely meets the builder approval, but so does the 5w-30.. go for the cheapest ? :)...
  3. Castrol 5w30 or 5w40?

    Searched but didn't find anything conclusive on this. I'm gonna change the oil in my Leon Cupra TDi 150 but don't know which to get A mate can get some Castrol Edge 5w30 for £36 (it's £45 at Halfords) but I'm not sure if it's suitable as the Halfords website only lists Castrol Edge 5w40...
  4. 5w40 or 5w30 for my fr tdi?

    Hi.i'm driving ibiza pd130 and upsolute remap(173hp) I used to use castrol slx pro. (505.01) 5w40 and when the car needs oil change yesterday,i bought 5w30 slx professional (505.01).Some forums users said me 5w30 will be harm your engine you must only use 5w40. What is the really different...
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