Front view showing mounting flanges and bolt holes 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Side view displaying exhaust outlet diameter 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
Close up of precision machined gasket surface 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Complete unit showing polished stainless steel finish 5 inch exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
Three quarter angle view showcasing pipe bend alignment 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax 2500 3500 2015.5 to 2016
Close up of three bolt flange connection points 5 inch exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Reverse side view revealing underside weld quality 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
End on view highlighting 5 inch pipe opening dimensions 5 inch exhaust pipe for 6.6L Duramax 2500 3500 2015.5 to 2016
Close up of smooth weld seams along pipe length 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Size comparison view showing full pipe length measurement 5 inch exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
Mounting bolt hole alignment demonstration 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax 2500 3500 2015.5 to 2016
Material finish close up showing 409 stainless steel texture 5 inch exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Front view showing mounting flanges and bolt holes 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Side view displaying exhaust outlet diameter 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
Close up of precision machined gasket surface 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Complete unit showing polished stainless steel finish 5 inch exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
Three quarter angle view showcasing pipe bend alignment 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax 2500 3500 2015.5 to 2016
Close up of three bolt flange connection points 5 inch exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Reverse side view revealing underside weld quality 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
End on view highlighting 5 inch pipe opening dimensions 5 inch exhaust pipe for 6.6L Duramax 2500 3500 2015.5 to 2016
Close up of smooth weld seams along pipe length 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016
Size comparison view showing full pipe length measurement 5 inch exhaust pipe for 6.6L Duramax Chevy 2500 3500 2015.5 to 2016
Mounting bolt hole alignment demonstration 5 inch 409 stainless steel exhaust pipe for 6.6L Duramax 2500 3500 2015.5 to 2016
Material finish close up showing 409 stainless steel texture 5 inch exhaust pipe for 6.6L Duramax GMC 2500 3500 2015.5 to 2016

5" 409 Stainless Steel DPF Muffler Delete Pipe for 6.6L Duramax for Chevrolet GMC 2500 3500 (2015.5-2016)

$606.88
Shipping calculated at checkout.
30 in stock, ready to ship
🛒 Bulk Discount: Save 6% on 2+ Items
🎁 Special Offer: Enjoy 10% Off on 3+ Items
📞 Large Orders (10+): Contact Us for Exclusive Deals
Details
Model Year Range Engine
Chevrolet Silverado 2500 HD 2015.5-2016 6.6L LML Duramax Diesel
Chevrolet Silverado 3500 HD 2015.5-2016 6.6L LML Duramax Diesel
GMC Sierra 2500 HD 2015.5-2016 6.6L LML Duramax Diesel
GMC Sierra 3500 HD 2015.5-2016 6.6L LML Duramax Diesel

Product Overview

Crafted from high-grade 409 stainless steel, this 5-inch exhaust pipe is designed as a direct bolt-on replacement for your factory exhaust component, eliminating restrictions to improve exhaust flow for your 6.6L Duramax diesel truck. It is 100% brand new, finished in corrosion-resistant silver stainless steel, and built to withstand extreme operating conditions for extended service life.

Common Faults & Replacement Symptoms

  • Damaged or rusted factory exhaust pipe causing exhaust leaks, excessive noise, and reduced engine performance for 6.6L Duramax trucks
  • Clogged DPF system leading to reduced fuel efficiency, engine power loss, and frequent regenerations that can be resolved with this exhaust pipe upgrade
  • Cracked exhaust flange causing exhaust fumes to enter the vehicle cabin, creating a safety hazard for drivers and passengers
  • Worn out factory exhaust components failing emissions testing or state inspection requirements for applicable regions

Ideal For

  • DIY diesel truck owners looking to upgrade their 2015.5 to 2016 6.6L Duramax exhaust system for improved performance
  • Professional automotive repair technicians seeking a reliable direct-fit replacement exhaust pipe for customer Chevrolet and GMC 2500 3500 trucks
  • Truck owners seeking a corrosion-resistant exhaust solution that outlasts factory mild steel components
Shipping Details

Ontario CA / Springdale OH / Newark NJ
Package List

Complete Package Contents

  • 1 x 5" 409 Stainless Steel Exhaust Pipe (as pictured)
  • Mounting hardware included for installation
Delivery Time

2-5 working days inland in the United States

Product details

Specifications

  • Condition: 100% Brand New
  • Color: Silver
  • Material: 409 Stainless Steel
  • Diameter: 5 Inches
  • Mounting Style: Bolt-On
  • Placement on Vehicle: Lower Exhaust System
  • Warranty: 1 Year Manufacturer Warranty from EGR Performance

Core Advantages

  • Premium 409 stainless steel construction offers exceptional resistance to rust, corrosion, and heat damage for extended service life
  • Direct bolt-on fitment requires no modifications for compatible 6.6L Duramax 2500 3500 trucks, saving installation time and effort
  • 5-inch diameter design maximizes exhaust flow to improve engine performance, throttle response, and fuel efficiency
  • Precision engineered to match factory mounting points for a seamless, leak-free fit

OEM Quality & Compliance Certification

ThisEGR Performance exhaust pipeis manufactured to meet or exceed OEM quality standards, with strict quality control processes ensuring consistent fitment and performance for all compatible 2015.5 to 2016 6.6L Duramax trucks. It meets SAE J2035 exhaust system material standards for North American automotive aftermarket use, with no proprietary third-party branding or components.

Installation & Fitment Notes

  • Verify your vehicle has a 3-bolt exhaust flange and is a 2015.5 to 2016 6.6L Duramax 2500 or 3500 truck prior to purchase
  • Basic hand tools are recommended for installation; no specialized tools are required for compatible vehicles
  • Professional installation is highly recommended, no installation instructions are included
  • Not compatible with vehicles that have modified exhaust systems or non-factory flange configurations

Warranty & Support

All EGR Performance exhaust pipes come with a 1-year manufacturer warranty against defects in materials and workmanship. If you experience any issues with your product, contact our customer support team at service@egrperformance.com for assistance. We offer 30-day free returns for unused, undamaged products, with seller-paid return shipping for eligible orders.

Shipping & Delivery Information

  • All orders are processed and shipped within 1 business day from our warehouse in Hayward, California
  • Free standard shipping is available for all orders shipped to the contiguous United States; we do not ship to Hawaii, Alaska, Puerto Rico, PO Boxes, or APO/FPO addresses
  • Standard delivery takes 3 to 5 business days from the date of shipment for most US locations
  • Expedited shipping is not available for this product at this time

Why Choose This Product

  • Engineered specifically for 2015.5 to 2016 6.6L Duramax Chevrolet and GMC 2500 3500 trucks for perfect fitment, no generic one-size-fits-all design
  • 409 stainless steel construction lasts up to 3 times longer than factory mild steel exhaust components
  • Backed by a 1-year manufacturer warranty and US-based customer support for peace of mind
  • Free shipping to the contiguous US with fast processing times to get your part to you as quickly as possible

Long-Term Maintenance Tips

  • Inspect your exhaust pipe and mounting hardware every 10,000 miles to ensure no loose connections or signs of corrosion
  • Clean the exterior of the stainless steel exhaust pipe regularly with a non-abrasive metal cleaner to maintain its appearance and prevent surface rust
  • Avoid driving through deep water or mud that can accumulate in the exhaust system and cause premature corrosion
  • Address any exhaust leaks immediately to prevent damage to adjacent engine components and avoid reduced performance for your 6.6L Duramax truck

Vehicle Fitment Description

This5" 409 stainless steel exhaust pipefrom EGR Performance is a direct replacement for 2015.5 to 2016 Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, and GMC Sierra 3500 HD vehicles equipped with the 6.6L LML Duramax diesel engine, designed to match factory fitment for compatible cab and bed configurations.

Compatible Vehicle Trim & Configuration Details

  • Fits for 2015.5 to 2016 Chevrolet Silverado 2500 HD and 3500 HD extended cab, crew cab, short bed, long bed, and dually configurations with 3-bolt flange
  • Fits for 2015.5 to 2016 GMC Sierra 2500 HD and 3500 HD extended cab, crew cab, short bed, long bed, and dually configurations with 3-bolt flange
  • Not compatible with vehicles without factory 3-bolt exhaust flange, or non-Duramax engine models

Upgrade or replace your damaged factory exhaust system with thisEGR Performance 5" 409 stainless steel DPF delete exhaust pipe, engineered specifically for 2015.5 to 2016 6.6L Duramax powered Chevrolet and GMC 2500 3500 pickup trucks for reliable performance and long-lasting durability.

  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 (Frequently Asked Questions)

Will this exhaust pipe fit my 2015 6.6L Duramax 2500 truck?

This exhaust pipe is specifically designed to fit 2015.5 to 2016 6.6L Duramax 2500 and 3500 trucks with a 3-bolt exhaust flange. It will not fit early 2015 Duramax models produced before mid-2015.

What material is this exhaust pipe made of?

This EGR Performance exhaust pipe is constructed from high-grade 409 stainless steel, which offers excellent resistance to rust, corrosion, and heat damage for long-lasting durability.

Does this exhaust pipe come with installation instructions?

No, installation instructions are not included with this product. We highly recommend professional installation by a qualified automotive technician to ensure proper fitment and function.

What is the warranty coverage for this exhaust pipe?

This exhaust pipe comes with a 1-year manufacturer warranty from EGR Performance against defects in materials and workmanship. Contact our support team at service@egrperformance.com to file a warranty claim.

Is mounting hardware included with this exhaust pipe?

Yes, all required mounting hardware is included with your purchase for a complete installation on compatible 2015.5 to 2016 6.6L Duramax trucks.

Will this exhaust pipe fit a dually configuration 3500 Duramax truck?

Yes, this exhaust pipe is compatible with extended cab, crew cab, short bed, long bed, and dually configurations of 2015.5 to 2016 6.6L Duramax 2500 and 3500 trucks with a 3-bolt flange.

Do you ship to Alaska or Hawaii?

We currently only ship to the contiguous United States. We do not offer shipping to Alaska, Hawaii, Puerto Rico, PO Boxes, or APO/FPO addresses for this product.

Can I use this exhaust pipe for emissions testing?

This exhaust pipe is designed for off-road and competition use only where emissions regulations allow. Please check your local state and federal emissions regulations prior to installation.

How long does shipping take for this exhaust pipe?

All orders are processed within 1 business day, and standard shipping takes 3 to 5 business days for delivery to most contiguous US locations.

What is the return policy for this exhaust pipe?

We offer a 30-day return policy for unused, undamaged products, with seller-paid return shipping for eligible orders. Contact our support team to initiate a return request.