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2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 0
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2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 0
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 1
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 2
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 3
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 4
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 5
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 6
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 7
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 8
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 9
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 10
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 11
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 12
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 0
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 1
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 2
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 3
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 4
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 5
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 6
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 7
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 8
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 9
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 10
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 11
2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel 12

2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel

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SKU: 7344EGR011WUS
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2017-2025 6.6L Duramax L5P EGR Valve & Cooler Delete Kit (w/Block Off Plate) for Chevy Silverado/GMC Sierra 2500/3500 HD Diesel
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Brand
SuncentAuto
Type
6.6L EGR Valve & Cooler Delete Kit
AKA
Exhaust Gas Recirculation Delete Kit, EGR Block Off Plate & Coolant Bypass
Engine
6.6L V8 L5P Duramax Diesel
Fitment
2017-2025 GMC Sierra / Chevy Silverado 2500HD / 3500 HD
Body Type
Pickup (not fit Cab & Chassis)
Material
6061 Billet Aluminum, Stainless Steel, Reinforced Silicone
Technique
CNC Machined, Anodized
Condition
100% Brand New
Color
Black
Tuner Installation & Setup Guide

  • Fits 2017–2025 Chevy Silverado / GMC Sierra 2500HD & 3500HD with 6.6L L5P Duramax diesel engines.
  • Helps reduce soot buildup, clogging, and EGR-related headaches.
  • Save $8,258.72 per 300K miles – Boost MPG by 5% & fuel efficiency by 4.76%.
  • CNC-machined, anodized 6061 billet aluminum & stainless steel – Handles up to 1,472°F, fully corrosion-proof.
  • Drops engine bay temperatures by up to 7°C – Reduces heat stress on hoses, sensors, and wiring.

Factory EGR Problems: Why L5P Owners Upgrade

Tired of Soot, Clogs, and Costly Repairs?

The factory EGR system sends hot exhaust gases back into the intake. Over time, this may cause soot buildup, restricted airflow, higher under-hood heat, and repeated EGR-related maintenance.

Common Factory EGR Issues
Soot BuildupCarbon deposits may collect inside the intake system.
Restricted AirflowClogging may cause rough idle or poor throttle response.
EGR Cooler IssuesHeat cycling may contribute to leaks or costly repairs.
Higher HeatExtra heat can stress hoses, wiring, and sensors.
Check Engine LightsEGR flow issues may trigger codes like P0401 or P0402.
Fuel Efficiency LossA clogged EGR system may affect combustion efficiency.

For off-road, racing, and competition builds, an EGR delete kit helps simplify the engine bay and support cleaner airflow.

Why Choose the SuncentAuto L5P EGR Delete Kit?

Cleaner Intake AirflowHelps reduce soot from being routed back into the intake.
Reduced Heat StressHelps reduce heat around hoses, wiring, and sensors.
Lower MaintenanceHelps reduce common EGR valve and cooler issues.
Durable ConstructionMade with 6061 billet aluminum, stainless steel, and reinforced silicone.
Precision FitmentCNC-machined parts help ensure a secure fit.
Cleaner Engine BaySimplifies the factory EGR system layout.

Tuner Required After Installation

ECU tuning is required after installing this EGR delete kit. Without a proper tune, the truck may still look for removed EGR components, causing check engine lights, diagnostic codes, or limp mode.

What's Included & Compatibility

Package Includes

  • Reinforced silicone coolant hoses
  • CNC-machined black anodized block-off plates
  • Stainless steel EGR block-off plates and flange gaskets
  • Intake manifold port sealing plates
  • Coolant hose fittings and plug fittings
  • O-ring seal, hose clamps, bolts, and hardware

Vehicle Compatibility

  • 2017–2025 Chevy Silverado 2500HD / 3500HD 6.6L L5P Duramax
  • 2017–2025 GMC Sierra 2500HD / 3500HD 6.6L L5P Duramax

Fitment Note: Fits pickup models only. Does not fit Cab & Chassis models.

Ready to Upgrade Your L5P Duramax?

Reduce EGR-related headaches and build a cleaner off-road Duramax setup with SuncentAuto's L5P EGR delete kit.

Competitive PricingPremium quality at a fair price.
Free U.S. ShippingContinental U.S. orders.
45-Day ReturnsShop with confidence.
Extra SavingsUse coupon EG15 for 15% off.
Trusted Rating4.59/5 from verified buyers.

FAQs

IMPORTANT NOTICE IMPORTANT NOTICE

This product is intended for off-road, racing, or competition use only and is not legal for public road use or for vehicles subject to emissions regulations in the United States. Vehicles equipped with this product may fail emissions or state inspections.

Customers are responsible for ensuring compliance with all applicable local, state, and federal laws. Installation of aftermarket parts may also affect your vehicle warranty—please consult your manufacturer for warranty coverage.

International legality may vary; users should confirm local laws before installation.

4.59/5
Average Of 22 Reviews
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