soundmike
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Not sure if this is Media Share or Tech/Exhaust, so mods kindly move to where you think it belongs. Thanks 
As some of you know, i painted the cans on the Invidia. What do you guys think?




And oh, got a dyno right after it was installed, too -- blue was with just the Injen SRI from a few months back, red with both SRI and Invidia. The dyno tripped at 6.5k with the SRI-only run and explains why that dyno run shut off at that rpm. Make of the results what you want.

17.58 on average, one of the runs showed a 20whp gain.
10.29 lb./ft.
Video of the three runs post-CBE, along with a quick sound clip off the dyno.
On the dyno, i don't have the AFR sheet, but it was within safe levels. However, i can see how a tune would really benefit the set-up.
Initial impressions:

As some of you know, i painted the cans on the Invidia. What do you guys think?




And oh, got a dyno right after it was installed, too -- blue was with just the Injen SRI from a few months back, red with both SRI and Invidia. The dyno tripped at 6.5k with the SRI-only run and explains why that dyno run shut off at that rpm. Make of the results what you want.


17.58 on average, one of the runs showed a 20whp gain.
10.29 lb./ft.
Video of the three runs post-CBE, along with a quick sound clip off the dyno.
On the dyno, i don't have the AFR sheet, but it was within safe levels. However, i can see how a tune would really benefit the set-up.
Initial impressions:
- From 50 through 80mph there is absolutely no drone. If there is, it's no louder than tire/wind noise. I did a before/after audio capture, but you can't even hear the difference on the file, so i won't even bother posting it.
- From a stop, partial throttle, you do hear the exhaust. Nothing bad, however. It's audible but not obnoxious
- From 40 to 50 there is a very slight "sound". I wouldn't call it drone, but you do hear it when on the gas. Let off and cruise along, it goes away.
- At WOT, honestly, i think the Injen's are much louder
- There was a slight issue with centering the cans, it was addressed by bending one of the hangers and using washers
- *edit* fixed the rattle issue, the heatshield above the resonators was very close, i bent it up slightly and voila! fixed.

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I would imagine it would be the heat shields clanking against something else maybe. How much did you pay for your dyno runs, if you don't mind me asking.
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Injen + Invidia gave the 20 gain.
Mike, is that a diffuser or did you PD it? (don't recall).
Mike, is that a diffuser or did you PD it? (don't recall).
soundmike
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^ It's Bluebat's overlays 
kazyn, three runs with A/F set me back $75.

kazyn, three runs with A/F set me back $75.
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Liking the painted look, blends in perfectly with your diffuser. Might have to do this with my ARK exhaust when I get around to installing it.
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Looks great Mike - i really like the painted mufflers!! Exhaust is super shiny - good luck keeping it that way
You'll have to get the kiddos under there witha sponge!
And that is a pretty nice gain in HP as well!! Awesome!!
- ever considered blacking out or body color painting the chrome part on the trunk?
You'll have to get the kiddos under there witha sponge!And that is a pretty nice gain in HP as well!! Awesome!!
- ever considered blacking out or body color painting the chrome part on the trunk?
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That's a great idea. I don't like when you can see the shiny aftermarket mufflers all blinged out under the car from behind. I like your wheels and diffuser a lot too, very tastefully done.
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kool_yaar
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Looks great as always mike! The spoiler, painted mufflers, drop, rims... everything flows gracefully. Very tasteful indeed.
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kool_yaar
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Quote:
Looks like it, as he said the blue line is with the injen SRI and red with both intake and exhaust, so he basically gained ~15-18whp with just the exhaust on top of the intake. Cant see the exactly peak difference due to the early cut off of the SRI dyno but i reckon thats some good gains throughout.Originally Posted by Phalanx
Wait a minute. A cat-back alone gives you 20whp? :O
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i like it a lot! u have made me finalize my decision to do it to my stillen when i get it! 

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Keepin it ol skool, Mike. I like it man! It will keep the popos away a lil more too I guess.