Redump PS1
NFS
EU: https://archive.org/download/redump.psx.p3/Road%20%26%20Track%20Presents%20-%20The%20Need%20for%20Speed%20%28Europe%29%20%28En%2CDe%29.zip
US: https://archive.org/download/redump.psx.p3/Road%20%26%20Track%20Presents%20-%20The%20Need%20for%20Speed%20%28USA%29.zip
JP(Skyline): https://archive.org/download/redump.psx.p2/Nissan%20Presents%20-%20Over%20Drivin%27%20-%20Skyline%20Memorial%20%28Japan%29.zip
JP(Skyline demo): https://archive.org/download/redump.psx.p2/Nissan%20Presents%20-%20Over%20Drivin%27%20-%20Skyline%20Memorial%20%28Japan%29%20%28Demo%29.zip
JP(DX): https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20DX%20%28Japan%29.zip
JP(DX Rally): https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20DX%20-%20Rally%20Edition%20%28Japan%29.zip
NFS 2
EU: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20II%20%28Europe%29%20%28En%2CFr%2CDe%2CEs%2CIt%2CSv%29.zip
US: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20II%20%28USA%29.zip
JP: https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20II%20%28Japan%29.zip
NFS 3
EU: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20III%20-%20Hot%20Pursuit%20%28Europe%29%20%28En%2CFr%2CDe%2CEs%2CIt%2CSv%29.zip
US: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20III%20-%20Hot%20Pursuit%20%28USA%29.zip
JP: https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20III%20-%20Hot%20Pursuit%20%28Japan%29.zip
JP(demo): https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20III%20-%20Hot%20Pursuit%20%28Japan%29%20%28Taikenban%29.zip
NFS 4:
EU(En,Es,It): https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20Road%20Challenge%20%28Europe%29%20%28En%2CEs%2CIt%29.zip
EU(En,Sv): https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20Road%20Challenge%20%28Europe%29%20%28En%2CSv%29.zip
EU(Fr,De): https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20Road%20Challenge%20%28Europe%29%20%28Fr%2CDe%29.zip
US: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20High%20Stakes%20%28USA%29.zip
AU: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20High%20Stakes%20%28Australia%29.zip
JP: https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20IV%20%28Japan%29.zip
JP(demo): https://archive.org/download/redump.psx.p2/Over%20Drivin%27%20IV%20%28Japan%29%20%28Demo%29.zip
NFS 5:
EU(En,De,Sv): https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20Porsche%202000%20%28Europe%29%20%28En%2CDe%2CSv%29.zip
EU(Fr,Es,It): https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20Porsche%202000%20%28Europe%29%20%28Fr%2CEs%2CIt%29.zip
US: https://archive.org/download/redump.psx.p2/Need%20for%20Speed%20-%20Porsche%20Unleashed%20%28USA%29.zip
Redump itself
https://archive.org/details/redump.psx
https://archive.org/details/redump.psx.p2
https://archive.org/details/redump.psx.p3
https://archive.org/details/redump.psx.p4
Alternative source
https://archive.org/details/rr-sony-playstation
https://archive.org/details/rr-sony-playstation-j
https://archive.org/details/rr-sony-playstation-u