This is the OEM "aftermarket" upgrade from toyota for springs and shocks. I purchased these from japanparts.com
Link on JapanParts
part numbers: MS250-18005 + MS260-18005
For those of you who want to keep the car as close to stock, but also add a 15mm drop + a tad firmer suspension, this is for you.
Current price before shipping from JapanParts is $1,637.62,
selling for
$1,200.00