How much does this cost to the nearest dollar?

COMP Cams XFI RPM HI-LIFT Hydraulic Roller Cam for GM LS GEN IV
Extremely strong from 4500 past 6700 RPM. Noticible idle. Extremely strong from 4500 past 6700 RPM. Noticible idle. RPM Operating Range Duration at.050. 114 Degree Lobe Separation Angle 0.563 /0.575 Valve Lift Low End Grunt and High RPM Potential - Designed with Xtreme Energy technology to provide excellent power with the LS engine's enhanced cylinder head design. Stability is Standard - Takes advantage of the LS engine's larger journal diameter, base circle and 1.7+ rocker arm ratio. Fits Single Bolt GM LS GEN IV w/ VVT w/o AFM Made in USA Manufacturer Competition Cams, Brand Comp

Price is $516.00
Price: $515.95