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Old 03-17-2006, 02:40 PM
Big Roush Fan
 
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CatLess X pipe and mil eliminators?????

Ok so I’m thinking about buying an O/R X pipe and mil eliminators for my Classic. I have read that Because of the Roush Comp and tune Mil Eliminators are not good because it will cause the car to lean out is this true?
I have also read that it’s ok to have them on because the rear cats don’t really do anything (read excerpt below)
"The downstream O2 sensors don't control anything. They are just simply there to tell the computer whether or not the cats are working. The A/F is set off of the upstream O2 sensor."

So my question is will using O/R X pipe with MIL eliminators Affect my tune, Comp, or A/F Raito in any bad way?

And do any of you recommend O/R X pipe with MIL eliminators?
Thanks
ROB
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Old 03-17-2006, 02:42 PM
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Quote:
Originally Posted by RClassic03
So my question is will using O/R X pipe with MIL eliminators Affect my tune, Comp, or A/F Raito in any bad way?
No.

Quote:
And do any of you recommend O/R X pipe with MIL eliminators?
No. Hi-flow catted X.
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Old 03-17-2006, 03:32 PM
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if you have the stock blower on the car dont go with the o/r get one with hi flow cats, i have a stage 3 and noticed loss of trq when i went with the o/r
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Old 03-17-2006, 03:39 PM
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Quote:
Originally Posted by gotjack
if you have the stock blower on the car dont go with the o/r get one with hi flow cats, i have a stage 3 and noticed loss of trq when i went with the o/r
Who cares about a couple ft/lbs of torque....O/R mid-pipes sound like ass whether you have a blower or not.
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Old 03-18-2006, 12:59 PM
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Quote:
Originally Posted by Markass
Who cares about a couple ft/lbs of torque....O/R mid-pipes sound like ass whether you have a blower or not.
not true, first of all it might be a couple of ibs of torque but it feels like alot, and about the o/r mid pipes sounding like ass i disagree, if you throw on a o/r pipe and a roush with magnaflows or shorty magnaflows then yes sounds like ass, but if you take a cobra with a nice cat back setup with an o/r mid pipe then that sounds bad ass
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Old 03-18-2006, 02:23 PM
Big Roush Fan
 
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Thanks Mark and Jack. I just wanted to make sure it would not mess with the tune. But i have decided to go with MagnaFlow Catted X pipe and prob. Magna flow exhuast .
Thanks for all the info
Rob
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Old 03-18-2006, 05:06 PM
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look at my sig, i have mil eliminators, x-pipe w/cats and on the dyno she was perfect on the a/f.
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