Extruded Honed Performance Exhaust Manifold.
The production 2.0L supercharged cast iron exhaust manifold has been Extrude Honed to increase air flow.
This part will work on 2.0 supercharged, 2.2 and 2.4 Cobalt engines
17802111 Cobalt Cat-Back Exhaust System-Performance Single Outlet, Production Location.
12 hp from GMPP Performance exhaust!
Note: This GM Performance Parts Cat-Back exhaust system is sold with out exhaust tip.
Select the tip that fits your style
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