Sonic Frontier Line 3 vs McIntosh C2500


Anyone has an opinion on this?
Should I switch my 15 yrs old Sonic Frontiers Line 3 Preamp for a newer McIntosh C2500?

128x128fjjunc
Hey Erik... This is more or less what was done...:

SE PLUS MOD
DUELUND UPCHARGE
NOS TUBE SET
NETRIK UPGRADE
PGA 2311PA - Volume Mod
3A SB 6.3X32mm Fuse Supreme
CIRCUIT UPDATES 
 
Let us know how it sounds after break in (at least 100hrs).  
Which brand is the fuse?
Agreed on the break in... I'll let you know in about a month..
The fuse is Hi Fi Tuning Fuse Supreme