I think I've seen a thread or two on this, regarding if it fits.

I was wondering for anyone who has done it;
How much does it drop the sedan (front &back)

<font color=blue>________________
04 Silverstone G35, 5AT, Prem, Aero
ES100 225/45-18 front 245/40-18 rear
Painted calipers, side marker signals
Debadged INFINITI</font color=blue>

 

Pictures at www.brianv.net/g35

About a 1" drop. You can see the before pictures lower on the page.

04 6MT Sedan - Z Tube, Stillen CAB, 04 Z Suspension

 

Thanks Brian.
Great pics

<font color=blue>________________
04 Silverstone G35, 5AT, Prem, Aero
ES100 225/45-18 front 245/40-18 rear
Painted calipers, side marker signals
Debadged INFINITI</font color=blue>