Discussion in 'LS, LT, LTZ' started by Pauls cobalt ls, Oct 14, 2019.
So do any of you know if they got diffrent size exhaust ports on the 2.2 ecotech manifolds
What connector do you mean? The exhaust system is different in cobalts 2009 and 2010, as they have double o2 sensor and double catalyst.
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