Cat & DPF Race Pipe - Duramax
Cat & DPF Race Pipe grouped by options for Duramax fitment.
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Downpipe Back Exhaust - Single grouped by options for Duramax fitment.
Cat & DPF Race Pipe grouped by options for Duramax fitment.
get your 2020-2026 Duramax 6.6L with DIESELR Downpipe Back Exhaust. Lower EGTs, improve airflow, and get a deeper sound. Off-road use only.
Downpipe back exhaust for L5P Duramax 6.6L (2017–2019) with OEM 4-bolt flange. T409 stainless steel. Off-road only. No bungs. Built for airflow and performance.
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Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
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