I need a lower front coil spring seat.

I am in need of a front lower coil spring perch. The disc that slides over the strut & sits half way down the shaft.
Also myt older brother is looking for LS1 brake upgrade parts. (spindals, pistons, ect.)
Thanks,
Steve

Ive got a pair of calipers/rotors. I would def get the rotors turned though.