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Banks Power Monster Exhaust for 2020–2021 GM 6.6L Duramax L5P 2500/3500 trucks is a 5" constant‑diameter DPF‑back system with a massive ob‑round SideKick tip available in polished chrome or Cerakote black. It dramatically reduces backpressure after the DPF, lowers exhaust exit temps during regen and redirects flow to avoid trailer heat damage, improving flow and helping fuel economy on compatible Duramax pickups.
Banks Power 20-21 Chevy/GMC 2500/3500 6.6L Monster Exhaust System - Black Tip
