IS F (2008-2014) Discussion topics related to the IS F model

Questions on Borla Axle Back.

Old 04-20-12, 07:43 AM
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IS350atWOT
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Default Questions on Borla Axle Back.

I just can't do a full exhaust. It's not in my price range. I'm considering the Borla Axle Back exhaust. I'm wondering the following questions.

1.) How much louder it is than stock.
2.) How much weight savings.
3.) How much HP gain.

Thanks!
Attached Thumbnails Questions on Borla Axle Back.-borlaaxleback.jpg  
Old 04-20-12, 07:07 PM
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aWorkOfArt
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Thumbs up Borla Exhaust vs Stock

Video on Youtube from one of the members on here that did the Borla Exhaust Install:

Old 04-20-12, 07:27 PM
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caymandive
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If I were you I'd save up the small difference and get the full cat back.
Old 04-20-12, 09:07 PM
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DCoolBeans
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^ yeah. The axle back is 700 bux and the the full exhaust is 1000 bux.
Old 04-20-12, 11:15 PM
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TokyoF
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That sounds really close to OEM.....
Old 04-21-12, 12:02 AM
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I8ABMR
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Borlas are usually pretty deep and loud. They are not quiet systems. In fact Borla is known for that deep tone. I had a cat back system on my G35 and it would rattle the plastic on the b pillars at times.
Old 04-21-12, 03:32 PM
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DCoolBeans
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Originally Posted by I8ABMR
Borlas are usually pretty deep and loud. They are not quiet systems. In fact Borla is known for that deep tone. I had a cat back system on my G35 and it would rattle the plastic on the b pillars at times.
Acutually it's kinda the opposite for the F. It seems like the full exhaust is tamer than JoeZ's and ISS Qes. People say the drone is also tamer
Old 04-21-12, 05:16 PM
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makena88
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I have it on mine and it sounds GREAT! Minimal HP gain but for sure turns more heads than usual and sounds like a true V8.

Steven (makena88)
Old 04-21-12, 05:17 PM
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Originally Posted by TokyoF
That sounds really close to OEM.....
Far from it... and I know
Old 04-21-12, 05:35 PM
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Super6
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Spend the extra few hundred for a true dual exhast of the cat back.
Old 04-21-12, 06:09 PM
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Gymkata
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Originally Posted by Super6
Spend the extra few hundred for a true dual exhast of the cat back.
^^^^^
ditto...don't buy the axle back...there is no reason to. The catback is not much more expensive and has a much greater performance gain.
Old 04-21-12, 06:16 PM
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Joe Z
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Originally Posted by DCoolBeans
Acutually it's kinda the opposite for the F. It seems like the full exhaust is tamer than JoeZ's and ISS Qes. People say the drone is also tamer
Here's a video of the Borla Axle back from a few years ago...

This will let the OP hear the difference between a Full Exhaust Upgrade vs just an Axle Back..


Enjoy,

Joe Z
Old 04-21-12, 07:28 PM
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ISF4life
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Joez all the way .... hands down.
Old 04-22-12, 04:04 AM
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TokyoF
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Originally Posted by makena88
Far from it... and I know
Then that video is poor quality.....you hear the engine revs over the exhaust in some cases!
Old 04-23-12, 08:07 AM
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IS350atWOT
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Thanks everyone! I'll think I'll hold off on the Borla axle back.

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