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TrailblazerSS
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90 Posts
Discussion Starter #1 (Edited)
FINALLY finished ls3 swap in a 08tbss

i have a question i am running a stock exhaust. since i am a newbie i wanna run a stock exhaust with a cutout. what is the best electric cutout i can buy i dont wanna sink money into a ehaust system so ill do stock with a electic 3inch or 3.5 or 4 inch cutout. u guys help me on deciding what is the best on that wont brake on me. mods are

eps cam (Geoff Custom cut)
l92 heads
ARH 1 7/8 headers and y
circle d stall
and all supporting boltons.
ieatsrt8 cai
l92 intake
ls9 throttle body and more..


OH YEAH AND THE ELECTRIC CUTOUT IS INSTALLED UPLOADING NOW
 

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trailer park living.
TrailblazerSS
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16,328 Posts
How ever big your y-pipe is. I think some ppl have had good luck with the badlandz (sp) cut outs
 

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TrailblazerSS
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90 Posts
Discussion Starter #3
ok cool but what is the best electric cutout i can buy. what brand is what i am asking lol since u said the size of cutout.
 

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TrailblazerSS
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90 Posts
Discussion Starter #8
should i delete stock muffler and replace it with a resonator. is the stock muffler that restrictive
 

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2008 Saab 97x Aero
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906 Posts
Throw big magnaflow on it I picked up one today for 80 bucks...
 

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Premium Member
TrailblazerSS
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4,185 Posts
Your killing this combo with stock exhaust. I hope your meaning from headers back right?
or no headers?
 

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Premium Member
Trailblazer SS
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3,039 Posts
I would do dual 3" cutouts.. I did that on my last setup is was crazy loud with the cutouts open
 
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