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Old Jan 27, 2013 | 11:40 AM
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MAX 7
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Default HELP .. please

hi every one .. i drive corvette 2008 zhz , it comes with zo6 axleback from the factory and i wana keep the stock axleback and just i will order ARH headrs 178 with x pip .. the question is , what they mean 3x3 and 3x2-1/2" .. i dont know what they mean , and which one will fit .

thank you

Last edited by MAX 7; Jan 27, 2013 at 11:47 AM.
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Old Jan 27, 2013 | 06:48 PM
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haljensen
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Originally Posted by MAX 7
hi every one .. i drive corvette 2008 zhz , it comes with zo6 axleback from the factory and i wana keep the stock axleback and just i will order ARH headrs 178 with x pip .. the question is , what they mean 3x3 and 3x2-1/2" .. i dont know what they mean , and which one will fit .

thank you
If it's the stock 2008 exhaust (NPP), it's not a Z06 exhaust. The stock NPP is a 2.5" exhaust at the end of the mid pipe. The 1 7/8" headers with the 2.5" end will bolt to your stock axleback.
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