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Large Bore-HD 4" 409 Stainless Steel Cat-Back Exhaust System | #is

Large Bore-HD 4" 409 Stainless Steel Cat-Back Exhaust System

Large Bore-HD 4" 409 Stainless Steel Cat-Back Exhaust System

This modification includes the pipes, muffler, egr delete kit 6.6 duramax lbz and 6.7 powerstroke throttle valve delete kit sometimes the resonator.