can sum one tell me.....

WTF is up with this....... http://cgi.ebay.com/ebaymotors/OBX-TWIN-LOOP-MUFFLER-ACURA-INTEGRA-RSX-TSX-CRX-PRELUDE_W0QQcmdZViewItemQQcategoryZ33636QQihZ020QQ itemZ300112754704QQrdZ1

It's a muffler duh.

Its a knockoff mugen design...The twin loop is a more free flowing design for a muffler designed to be quiet compared to most.

well yea its a muffler lol, i was jus wondering about the loop
so its just there to be quieter,
its pretty ugly to me i would never put that on my car

If you do want it, get the real thing (http://www.inlinefour.com/mugtwinloops.html).