American THunder Axle-Backs installed yesterday.

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Jun 3, 2005 | 07:32 AM

#21

tx2005gt

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i was told by flowmaster that they are a modified 60 series.

Jun 3, 2005 | 09:15 AM

#22

96vert

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60 series = 3-chamber, right? I had 3-chambers on my '96 cobra and I thought they were too quiet... put an offroad H on it and it went to "oh my gosh"... and I love it!

Jun 3, 2005 | 09:49 AM

#23

nbk13nw

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Quote:

Originally posted by 96vert@June 3, 2005, 11:18 AM
60 series = 3-chamber, right? I had 3-chambers on my '96 cobra and I thought they were too quiet... put an offroad H on it and it went to "oh my gosh"... and I love it!

Quoted post

Here is a design diagram of the Tunder series...