EGR Valve Cooler Delete Kit for Chevy GMC Duramax L5P 2017-2025
Professional installation of EGR delete kit showing billet aluminum components on Duramax L5P engine
High-quality EGR delete kit components including billet aluminum flanges, stainless steel hardware, and silicone hoses
EGR Valve Cooler Delete Kit for Chevy GMC Duramax L5P 2017-2025
Professional installation of EGR delete kit showing billet aluminum components on Duramax L5P engine
High-quality EGR delete kit components including billet aluminum flanges, stainless steel hardware, and silicone hoses

EGR Valve Cooler Delete Kit for 2017-2025 6.6L Duramax L5P Chevy GMC

$126.59
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Details

Product Overview
Eliminate EGR system failures and enhance diesel performance with this precision-engineered EGR delete kit, designed specifically for 2017-2025 Chevy/GMC Duramax 6.6L L5P engines. Engineered to replace the factory EGR system with durable, high-flow components, this kit delivers improved reliability, faster turbo spool, and reduced maintenance for Silverado/Sierra pickups.

Ideal for

  • 2017-2025 Chevy/GMC Duramax 6.6L L5P Diesel Engines
  • Silverado 2500HD/3500HD & Sierra 2500HD/3500HD Pickup Trucks
  • Off-road enthusiasts, diesel performance tuners, and fleet operators seeking long-term reliability
Shipping Details

Ontario CA / Springdale OH / Newark NJ
Package List
  • Coated Intake Elbow
  • Blocker Plate Gasket
  • Exhaust Blocker Plate
  • M10-1.25x40 manifold bolts (x4)
  • Coolant Plug with 0-Ring (x2)
  • M10-1.125x20 plate bolts (x2)
  • M6-1.25x25 intake elbow bolts (x4)
  • Hose Routing Clips (x2)
  • Plug Bolts (x2)
  • Intake Elbow 0-Ring
  • Stud Spacer
  • Barbed Hose Connection
Delivery Time

2-5 working days inland in the United States
Attention
Legal Disclaimer EGR DPF Delete Offroad Use Only

LEGAL DISCLAIMER

This product may NEVER be installed on a vehicle registered for highway or public street use. By installing this product onto your vehicle, you assume all risk and liability associated with its use. It is your responsibility to make sure your vehicle complies with all federal, state, and local emissions laws.

Federal and many state and local laws prohibit the removal, modification or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway. Violation may result in a fine of up to $32,500 per vehicle (or possibly higher depending on changes in the law). All civil penalties and fines for removing your vehicle's emissions equipment are the sole responsibility of the end user.

No other applications besides off-road competition racing use are intended or implied. Depending on where you live, additional restrictions may apply. Check all applicable laws before installing or using.

Not available for sale or use in the state of California, Colorado and Arizona.

Product details

Features

1.Premium Build Quality

  • CNC-machined billet aluminum, nickel-plated steel flanges, and stainless steel hardware for corrosion resistance and precision fit
  • High-temperature silicone hoses, zinc-coated fasteners, and precision o-rings for leak-proof operation
  • Engineered for 30% faster coolant recirculation vs. stock EGR system

2.Performance Benefits

  • Eliminates carbon buildup in intake manifold and EGR valve, preventing clogs and coolant leaks
  • Improves exhaust flow for quicker turbo spool and throttle response
  • Reduces exhaust gas temperatures (EGT) and maintenance costs

3.Easy Installation

  • Direct bolt-on design with all mounting hardware included
  • Installs in approx. 2 hours using basic hand tools (socket set, wrenches)
  • Requires DPF delete-capable tuner to prevent CEL/DTC codes.

4.Legal Compliance

  • For off-road/competition use only. Federal law prohibits disabling emissions systems on public roads

Compatibility List

  • Fits: 2017-2025 Chevy/GMC Duramax 6.6L L5P engines in Silverado/Sierra pickups
  • Excludes: Cab & Chassis trucks and non-L5P engine variants

Why Choose This Kit?

  • Solves common EGR failures: coolant leaks, carbon clogging, and reduced engine efficiency
  • Racing-ready durability: designed for high-stress diesel environments
  • Complete solution: includes all components for full EGR system removal
  • Backed by engineering expertise for optimized coolant flow and thermal management
  1. Dispatch Time: Orders will be shipped within 24 hours after successful payment.
  2. Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
  3. Return Window:7 days for unsatisfactory items45 days for quality-related issues
  4. Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

FAQ：EGR Valve Cooler Delete Kit for 2017-2025 Chevy/GMC Duramax 6.6L L5P

Q1: What tools are required to install this EGR delete kit?

A1: Installation requires basic hand tools (socket set, wrenches, pliers), safety gear (gloves, goggles), and a DPF delete-capable tuner to prevent check engine lights/diagnostic codes. All mounting hardware is included for a direct bolt-on fit.

Q2: What performance benefits can I expect after installation?

A2: Key improvements include:

  • Faster turbo spool and throttle response due to reduced exhaust backpressure
  • Lower exhaust gas temperatures (EGT) and improved fuel efficiency
  • Elimination of carbon buildup in intake/EGR valve, preventing clogs and coolant leaks
  • Enhanced engine reliability with billet aluminum/stainless steel components

Q3: Is this kit compatible with my vehicle?

A3: Fits 2017-2025 Chevy/GMC Duramax 6.6L L5P engines in Silverado/Sierra pickups. Excludes Cab & Chassis trucks and non-L5P variants. Verify engine code (L5P) before purchase.

Q4: How long does installation take?

A4: Installation takes approximately 2 hours with basic tools. Professional installation recommended for first-time installers. Kit includes all seals, hoses, and hardware—no additional parts needed.

Q5: Will deleting the EGR system affect my warranty or emissions compliance?

A5: Warranty: Modifying emissions systems (including EGR deletion) may void factory warranty coverage. Emissions: For off-road/competition use only. Federal/state laws prohibit disabling emissions controls on public roads—check local regulations.

Q6: What makes this kit different from competitors?

A6: Our kit features:

  • 30% faster coolant recirculation vs. stock systems
  • Corrosion-resistant materials: Billet aluminum, nickel-plated flanges, zinc-coated hardware
  • Complete solution: Includes silicone hoses, o-rings, and stainless steel dipstick bracket
  • Engineered precision: CNC-machined for leak-proof operation under high temperatures

Q7: Can I clean my EGR system instead of deleting it?

A7: While cleaning is possible, deletion permanently solves issues like carbon buildup, coolant leaks, and reduced efficiency. This kit provides a long-term solution for reliability-focused owners.

Q8: Where are the catalytic converters located on the L5P?

A8: Catalytic converters are in the exhaust system, typically between the manifold and muffler. A missing converter may trigger DTC P0420. This kit focuses on EGR/cooler removal—catalytic converters remain intact unless separately modified.

Q9: Will I need a tuner for installation?

A9: Yes, a DPF delete-capable tuner is required to prevent CEL/DTC codes. Standard tuners may not support emissions system modifications.

Q10: How does this kit improve maintenance costs?

A10: By eliminating EGR-related issues (clogs, leaks, coolant contamination), owners save on recurring repairs. The durable components reduce long-term maintenance needs, providing a cost-effective upgrade for performance/fleet use.