neither, I wanted the air deflector around tire when road course racing. If it is good enough to go on the ZL1 then it is good enough to go on my car. 2SSRS found it for me.
Pfadt Sport sway bars, Sway Bar End Links, Rear Arm Package, Differential Bushings, BMR Pro Rear Cradle Bushing Kit, Front Suspension Bushing Kit, Rear Upper Control Arm Bushing Kit, 19" bronze nurbs Granatelli Slotted/Dimpled rotors, Carbotech x10 pads, Racing Brake steel brake lines, Motul 600RF brake/clutch fluid
Still to install: Hotchkis strut tower brace, Caster adjusters, ZL1 springs