1) tein coils basics is around $800
2) Tanabe Systec Pro S-0C $1090.00

you guys think Tanabe if i can get it in a group buy is worth $650?
what does bomex have to do with tanabe?

some info on the coilovers:
ADVANTAGES of Tanabe TUNING

Rubber Upper Mount Rubber Inserts Absorb vibration and shock

Helper Spring Allows for a greater flexibility in ride height. Prevents pre-load on the main spring when the height is raised, ensuring a comfortable ride.

Short Stroke / Short Case Design S-0 comes with short stroke / short case design shock absorbers that deliver superior handling without sacraficing comfort.

Super Heavy Duty 210 Series Spring 210 Series springs have superior strength and durability through state of the art manufacturing process delivering a tensile strength of 2100N/mm

Double-cylinder Low Pressure Gas Design Proven performance from the S-S and S-Zero Sustec Dampners, the double-cylinder design allows for a full stroke while in an extremey short case. Low-pressure gases ensure a smoother rebound for ride comfort.
Spring Rate: Front-6.0kg/mm Rear-4.0kg/mm