Heders
3 Answers
They will not; the engines and different and the GTO has specific clearance issues itself let alone trying to use truck headers most likely from a 5.3L. The GTO is a 5.7L LS1 but even if the bolt pattern is the same you won't have the clearance nor will they be able to bolt onto the catalytic convertors collectors.
Will 2004 gto long tubes fit a 2000 2500 Silverado
