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09-23-2010, 10:35 AM | #1 |
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Detailed shots of the new Challenge X-pipe
Handmade in the US. Look at the welds! - Full stainless steel construction - Laser cut and formed mounting brackets - 2.5 in Piping
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Last edited by Nate@IND; 09-23-2010 at 10:44 AM.. |
09-23-2010, 10:59 AM | #3 |
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is this a race version ?
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| e93 M-DCT ESS VT2-625 | Akra Slip-on | Challenge Race Catless x-pipe | Challenge front lip | Challenge Diffuser | Carbon front grilles | defi gauges control unit | Macht Schnell gauge panel | E93 M3 trunk Spoiler | IND Carbon Fiber Side Markers | |
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09-23-2010, 11:18 AM | #4 |
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Here is a link to the Challenge X-pipe Street, Sport and Race-
http://www.m3post.com/forums/showthread.php?t=434434
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09-23-2010, 01:01 PM | #8 |
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^ +1. i thought the oem cat bolt on was one piece as shown here: http://www.m3post.com/forums/showthr...ight=challenge
i perfer the 1 piece as to 2...was that a prototype?
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09-23-2010, 02:09 PM | #9 |
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I just installed mine today, later I will post dyno results and I must say the quality is nice. Wish it would have been atleast 10lbs lighter. I'll post my review on my AA in about two hours.
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09-23-2010, 02:56 PM | #10 | |
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Quote:
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| e93 M-DCT ESS VT2-625 | Akra Slip-on | Challenge Race Catless x-pipe | Challenge front lip | Challenge Diffuser | Carbon front grilles | defi gauges control unit | Macht Schnell gauge panel | E93 M3 trunk Spoiler | IND Carbon Fiber Side Markers | |
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09-23-2010, 04:16 PM | #11 |
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09-23-2010, 07:40 PM | #14 |
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I had that happen once too. I personally think over-tightening cuts down on the life of those gaskets. On the other hand, I had to have my slip-fitting fabspeed tig welded because there was no way to make it stop leaking.
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