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Old 08-04-2010, 09:47 AM   #58 (permalink)
comptiger5000
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Join Date: Feb 2010
Location: CT, USA
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RaceJeep - '98 Jeep Grand Cherokee (ZJ) 5.9 Limited
90 day: 13.62 mpg (US)
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Good point. And yeah, removing the cats has very little effect on gas mileage. Most of the minimal effect it does have could be achieved by swapping in an aftermarket high-flow cat to maintain emissions compliance without making a noticeable difference in FE.
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Typical driving: Back in Rochester for school, driving is 60 - 70% city
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