Thread: Cat Removal equal better gas mileage?
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Old Nov 18, 2004 | 01:08 PM
  #5  
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LT
The deer had to die!
 
Joined: Jun 2002
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From: Fussa, Japan
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what year and trim integra?

if it's obd-2, the 2nd O2 sensor will get a bit screwed and probably richen the a/f ratio - giving poorer gas mileage.