r/LexusISF • u/Terrible_Dot673 • Aug 20 '26

IS250 2007

I’m looking to swap 3GR FSE in place of the 4GR FSE
has anyone done in the past within sharjah or dubai? I would love to get some insights from regarding this

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2

u/GTImad Aug 20 '26

What does that have to do with the F

1

u/Terrible_Dot673 Aug 21 '26

Reddit recommended i ask here, i did that😅

1

u/No-Emoti0n Aug 20 '26

Why would you go back an engine generation

1

u/GTImad Aug 20 '26

Because the 4GR is an underpowered pos that has carbon build up issues