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2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 0
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2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 0
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 1
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 2
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 3
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 4
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 5
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 0
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 1
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 2
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 3
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 4
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 5

2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD

SKU: 8530DPF0303US
Check if this fits your vehicle
Quantity
2020-2026 6.6L Duramax L5P 4" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD
3.5" Catless Downpipe For 2017-2025 Duramax L5P 6.6L V8 | Vigor Diesel
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Brand
Vigor Diesel
Exhaust Type
Downpipe Back Exhaust
Pipe Diameter
4"
Fitment
2020-2026 Chevrolet/GMC Silverado Sierra 2500 3500 HD L5P 6.6L Duramax
Materials
T-409 Stainless Steel
Notes
These kits will only fit models equipped with the OEM style 4-bolt flange off the turbo direct pipe
Will not fit regular cab Will not fit the Cab & Chassis
Thickness
2mm
Engine
L5P 6.6L Duramax

  • Unleash the full potential of your 6.6L Duramax L5P with Vigor Diesel's 4" Downpipe Back Exhaust, engineered specifically for 2020-2026 Chevy/GMC heavy-duty trucks.
  • This high-performance upgrade eliminates DPF and CAT restrictions, dramatically enhancing exhaust flow and engine efficiency.
  • Replace your restrictive stock exhaust system with a competition-grade, muffler-free design that expertly channels exhaust gases away from the engine.
  • Crafted from rugged T409 stainless steel, it offers superior heat resistance and durability—far exceeding standard OEM aluminized steel.
  • Elevate your diesel's power, reliability, and longevity with Vigor Diesel.

Benefits of DPF Delete
Cost Savings(1):
Eliminates DPF cleaning and maintenance costs. Improves overall fuel efficiency and reduces long-term expenses.
Performance Improvements:
Increases engine power output. Enhances exhaust heat dissipation, optimizing engine performance.
Enhanced Driving Experience:
Improves throttle response for quicker acceleration. Optimizes exhaust sound for a more dynamic driving feel.
(1) About Cost Savings:
After removing the DPF, calculations based on 300,000 miles show potential savings of $21,000 in fuel costs and $6,200 in DPF maintenance costs. After deducting the expenses for purchasing DPF delete components and a tuner, total savings could reach up to $26,000.
Why choose Suncent?
Attentions
The products available on this website are designed for off-road use only. They may not comply with public highway regulations where pollution control laws are enforced.
We strongly recommend professional installation for these kits and parts. Removing DPF, CAT, SCR, and/or DOC components requires eliminating emission-related sensors, and a DPF delete capable tuner is essential to avoid check engine lights or trouble codes.
While our parts are engineered to enhance your vehicle's performance, we do not provide specific performance gain guarantees.
About Vigor Diesel
Vigor Diesel is a diesel performance brand focused on providing practical, application-oriented solutions for modern diesel trucks. Our products are developed with real-world driving conditions in mind, including off-road operations, racing, and towing.
Each product is carefully engineered to simplify common emissions system issues while improving serviceability and overall user experience. Vigor Diesel products are intended for legally permitted off-road and racing applications.

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