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Old Jun 13, 2016 | 01:51 PM
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Default NPP mufflers

can mufflers from an 09 be modified to fit an 07 C6
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Old Jun 13, 2016 | 05:37 PM
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sure
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Old Jun 13, 2016 | 05:43 PM
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Yes. All it takes is cutting and welding to adapt the pipes to the configuration, and possibly splicing in a little new pipe to the junction.

2-3 hundred dollars* for labor at your local muffler shop would probably do it, provided you could find one adventurous enough to take the job.

*Around here, they want $150 just to bolt in a system that fits and requires no fab. YMMV

Last edited by Kent1999; Jun 13, 2016 at 05:48 PM.
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Old Jun 13, 2016 | 05:46 PM
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Originally Posted by genokelly
can mufflers from an 09 be modified to fit an 07 C6
I am pretty sure the fit and piping angles are all the same from 05-13 base. When buying an exhaust system online they are only listed as C6 2005-2013. The only differences would be a ZO6 or a ZR-1. The NPP system wire up for proper functioning could be your bigger challenge, unless your just going with a toggle switch.

Last edited by rjearmg; Jun 13, 2016 at 05:49 PM.
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Old Jun 13, 2016 | 05:47 PM
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The angles on mine changed a smidgeon from
'08 to '09. Your pipes may have to be bent some.
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Old Jun 13, 2016 | 06:44 PM
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Originally Posted by rjearmg
I am pretty sure the fit and piping angles are all the same from 05-13 base. When buying an exhaust system online they are only listed as C6 2005-2013. The only differences would be a ZO6 or a ZR-1. The NPP system wire up for proper functioning could be your bigger challenge, unless your just going with a toggle switch.
09 to 13 are different from 05 to 08 ......

If you don't have NPP then a NPP in a Box is needed as there will be nothing there for a toggle switch to control
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Old Jun 13, 2016 | 07:54 PM
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The left muffler is the same but the right muffler pipe is bent at a different angle so if you are looking for a direct fit you would need a set off a 2008.
Or you could buy a set off a 2009-2013 with the x pipe and install it

Last edited by Moman01; Jun 13, 2016 at 07:55 PM.
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Old Jun 14, 2016 | 01:55 AM
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Simple mod is to cut the pipe off your current passenger side muffler and swap it on to the NPP muffler. The driver's side will fit as is.

The no-weld solution would be to cut the NPP pipe off and leave a 2-3" stub. Then cut off your current pipe real close to the muffler and take it to a muffler shop and have it expanded to fit over the NPP pipe stub. Now all you need is a pipe clamp rather than a weld.
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Old Jun 14, 2016 | 10:55 AM
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Just had 09 Z06 Bi-mode installed on my 05 Z51. Angles and length are both off to connect to Kooks Xpipe which I didn't want dude to touch. Cut pipes off my stock mufflers and cut 3" pipes off Z06. Stock pipes slid in to 3" stubs and welded. $95. labor!

Car sounds and feels like a cammed American V8 should now!
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