Here's the details from the file:
top: Bubinga
body: Mahogany
back: Bubinga
neck: 5-piece Maple and Purpleheart
scale: 32 medium
fingerboard: Ebony
inlays: mother of pearl
originally made for: private individual
birthday: August 17, 1982
There's no note about this instrument getting an upgrade. You can take off the large backplate and see if you find 3 trimpots on the preamp card that are covered with blue stickers (these are not the ones that are adjustable from the outside of the bass).