Originally Posted by Highlander what headers are you using? Only Stainless Works makes headers for the I6 that fit a TrailBlazer/Envoy.
~Erik~ 2013 Sonic RS Manual - 1.4L I4T E78, tuned, turbo mods, etc. 2008 TrailBlazer SS 3SS AWD Summit White - LS2 E67/T42, bolt ons, suspension, etc. 2002 Chevy TrailBlazer LT 4X4 Summit White - 4.2L I6 P10, lifted, wheels, etc.
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