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Old 07-14-2014, 11:24 PM   #81
lucky_7
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Join Date: Mar 2013
Location: Muskogee, Ok.
Posts: 123
Re: 97 sierra ext cab build

Quote:
Originally Posted by Blue97 View Post
I have the Flowmaster cats system on my 97 and did not have to relocate the o2 sensors, they went back in the same spot... truck has better throttle response & performance and sounds way better then with the stock pipes and cats
In the picture on the flowmaster website it shows 2 o2 sensors on one side. Is that not the case?
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