featured L5P Duramax 3.5" Turbo Downpipe: The First Step to Real Power
Why the Cavusheo 3.5" downpipe is the foundation of L5P Duramax performance. Factory DOC restriction explained, install guide, and pairing with DPF delete.
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2017-2025 Duramax L5P DPF & CAT Delete Pipe: The Definitive Guide
The complete guide to the Cavusheo 4" DPF & CAT delete pipe for 2017-2025 Duramax L5P. Covers 9th injector oil dilution fix, EGT data, installation, and FAQ.
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