Thread: BBK 1-3/4" Full Length Header Systems @ Phastek Performance
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Old 12-18-2012, 09:15 PM   #11
billy2642
 
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Drives: 2013 VR ZL1 Manual
Join Date: Jun 2011
Location: Columbus, GA/Phenix City, AL
Posts: 173
Do these require the O2 extenders?
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2013 VR ZL1 Manual #0801. Airais CAI, More to come........
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