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EOS Downpipe With Cats Fedback Wanted

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Old Sep 10, 2023 | 09:57 AM
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Default EOS Downpipe With Cats Fedback Wanted

I have a 2015 C7 Z51 and initially thought about adding headers and x pipe but have kinda shifted to adding a downpipe with cats and keeping my stock x pipe/cats. This is a weekend driver and will probably never track it or street race and doubt if I ever supercharge...not looking for huge hp or sound gains although I hope to gain a little of each.
The EOS ($500.00) downpipe with cats is about $1000.00 less than others....any feedback on EOS downpipes with cats?

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Old Sep 11, 2023 | 02:23 PM
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if your keeping the x pipe and cats not really worth swapping from oem to eos. fwiw I run catless eos d/p and x pipes
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Old Sep 11, 2023 | 05:07 PM
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Originally Posted by 9sec
if your keeping the x pipe and cats not really worth swapping from oem to eos. fwiw I run catless eos d/p and x pipes

Originally Posted by 9sec
if your keeping the x pipe and cats not really worth swapping from oem to eos. fwiw I run catless eos d/p and x pipes
i may just bite the bullet and get ARH headers and catted x pipe….DSP has free shipping and no tax and can get that setup for a little over 2k.

Buy once and cry once I guess
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Old Sep 11, 2023 | 05:40 PM
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personally with the amount of work it takes to install either if im not looking at 4 digit power I wouldn't do headers. if emissions aren't an issue caters downpipes and xpipe for less than 500$ during the holiday sales. maybe 15 hp less than headers 1/4 the cost.
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Old Sep 11, 2023 | 07:29 PM
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Originally Posted by 9sec
if your keeping the x pipe and cats not really worth swapping from oem to eos. fwiw I run catless eos d/p and x pipes
did you get a cel and need to tune after adding your eos parts?
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Old Sep 15, 2023 | 02:01 PM
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Originally Posted by LOTO1953
did you get a cel and need to tune after adding your eos parts?
I use the big daddy o2 foulers and as of now haven't had any issues. haven't driven much with work schedule but should get a couple hundred miles in this weekend to know for sure. no emissions where I live it tosses a lite ill just have it turned off in the ecu

UPDATE. drove the car to work 90 miles round trip hard acceleration onto the interstate cruising at 85 mph and driving home in the rain. zero issues no lights on the dash. the foulers seem to be working fine

Last edited by 9sec; Sep 16, 2023 at 01:57 PM.
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