2017-2019 6.6L L5P Duramax Diesel 4" Stainless Steel Intake Resonator Pipe4" Stainless Steel Intake Resonator Pipe Compatible with 20172019 Chevy GMC 6. 6L L5P Duramax Diesel Ditch the bulky factory resonator and let your 20172019 L5P Duramax breathe the way it was meant to. This Intake Resonator Delete Pipe is designed to eliminate the restrictive OEM intake resonator and muffler, giving your engine a cleaner look, smoother airflow, and a noticeably louder, more aggressive turbo whistle. Crafted from high grade 4 mandrel
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