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Old Sep 15, 2021 | 05:15 PM
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Default long tubes

alright this might be a stupid question i have a 2001 ws6 trans am but i’ve been thinking about getting some long tubes and i think i have finally settled on speed engineering ones. my only question is since the factory cats are gonna be deleted will it throw a code or as long as i have he o2 censor connected on the long tube will i be good thank you for your time
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Old Sep 15, 2021 | 05:37 PM
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You will need a tune or o2 sims.
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Old Sep 17, 2021 | 04:49 PM
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Like mentioned above you'll need o2's or get the code tuned out.
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Old Sep 17, 2021 | 05:57 PM
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Just go into the DTC's of HPT file and have everything that deals with the rear O2's set to "Not Report"
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