Solo Performance products are usually in stock and ship fast.  If you want to double check please feel free to email info@juicedmotorsports.com
solo - 994188 - $479.36
2008-2009 g8 gt/gxp axleback (j-pipes) with quad 3" tips
Your search for the perfect axleback is over.  The Solo axleback with J-pipes bolts in directly, has brightly polished quad 3" tips, gives you a muscle car sound second to none and manages to get ride of the dreaded G8 drone!  All while being a affordable alternative to overpriced kits that can't duplicate the sound or performance of this axleback system.  Most refer to this as the perfect sounding axleback system. 
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