2020-2025 Downpipe Back 6.6L GM Duramax 2500 3500 L5P Race Exhaust 5” or 4” SS409 with Tip Powerstroke exhaust

2020-2025 Downpipe Back 6.6L GM Duramax 2500 3500 L5P Race Exhaust 5” or 4” SS409 with Tip Powerstroke exhaust4 5 Downpipe Back DPF & CAT Delete Exhaust System 20202025 GM Duramax L5P 6. 6L (2500 3500) Take your 20202025 GM Duramax L5P 6. 6L to the next level with this downpipe back DPF CAT delete exhaust system. Engineered for maximum airflow, aggressive sound, and proven reliability, this system unlocks the performance your Duramax was built for. Say goodbye to factory restrictions and hello to power, efficiency, and a bold exhaust tone. Whats Included

Full Delete Bundle with EZ Lynk Tuning – Fits 2020–2022 Ford Powerstroke 6

Aggressive sound + real-world performance gains

expect 18–19 mpg combined (results may vary based on tire size and driving style)

To avoid check engine lights and unlock full performance

This turbo-back CAT delete race exhaust system unleashes raw performance by eliminating bottlenecks

🔧 Installation

and real-world power gains

Some cutting may be required for shorter wheelbase configurations

Aggressive Exhaust Note – Deep

Bolt-on installation in about 1 hour with basic hand tools

Choose muffler or straight pipe (both included if muffler selected)

and adjust directly from your smartphone