can anyone help me identify this Greddy Exhaust is it SP or MX ???

GENERAL Off-Topic
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just got this greddy exhaust this weekend on CL I cant seem to figure out what greddy model it is could it be a SP or MX can anyone please help me identify thanx

[URL=http://s265.photobucket.com/user/aprilmanny/media/securedownload_zps093341ea.jpg.html]

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Mx I believe

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thanx how can I tell and whats the difference btw [QUOTE=Cali.S;2300290]Mx I believe[/QUOTE]

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MX has straight thin wall tip
SP has rolled ends on the tip, possibly double wall, I forget.
Google it. Thre are other differences too, but that’s the easy way to tell them apart.

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[QUOTE=Colin;2300308]MX has straight thin wall tip
SP has rolled ends on the tip, possibly double wall, I forget.
Google it. Thre are other differences too, but that’s the easy way to tell them apart.[/QUOTE]

I have googled it but I couldn’t find any pics of any MX I was wondering what the difference between SP and MX thanx Colin