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

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.