Our Product Overview:

Upgrade your diesel exhaust system with our 4-inch Stainless Steel Exhaust Pipe, specially engineered for 2017–2022 Chevrolet Silverado and GMC Sierra 2500HD/3500HD equipped with the 6.6L Duramax L5P engine.

Manufactured using precision mandrel bending and premium stainless steel, this exhaust pipe delivers excellent durability, corrosion resistance, and precise fitment. The integrated 4-bolt flanges provide a secure connection and simplify installation.

Designed for distributors, performance brands, and aftermarket wholesalers, MX Exhaust offers reliable OEM manufacturing and customized production services.

Product Specifications

Products Features

Key Features

Premium Stainless Steel Construction

Manufactured from high-quality stainless steel for long-lasting durability and superior corrosion resistance.

4-Inch High Flow Design

Large-diameter tubing promotes smooth exhaust flow while maintaining structural strength.

Precision Mandrel Bent

Mandrel-bent tubing ensures a consistent internal diameter, reducing flow restriction.

Heavy-Duty 4-Bolt Flanges

Precision-machined flanges provide:

· Secure connection

· Improved sealing

· Easy installation

· Excellent durability

Direct Fit Application

Designed for:

· Chevrolet Silverado 2500HD

· Chevrolet Silverado 3500HD

· GMC Sierra 2500HD

· GMC Sierra 3500HD

Engine:

6.6L Duramax L5P Diesel

Model Years:

2017–2022

OEM & Wholesale Ready

Ideal for:

· Exhaust Brands

· Importers

· Distributors

· Performance Shops

· Auto Parts Wholesalers

Detailed Photos

Packaging and Shipping

Our Advantages

Why Choose MX Exhaust?

Professional Exhaust Manufacturer

With years of experience in automotive exhaust manufacturing, MX Exhaust supplies aftermarket exhaust solutions for customers worldwide.

We specialize in:

· Exhaust Pipes

· Downpipes

· Mufflers

· Exhaust Tips

· Catalytic Converters

· Flex Pipes

· Clamps

· DPF Components

· Complete Exhaust Systems

Our factory supports:

· OEM Production

· ODM Development

· Logo Customization

· Packaging Customization

· Bulk Orders

· Global Export

Product Advantages

✅ Factory Direct Price

✅ Stable Quality Control

✅ Fast Production

✅ Professional Welding

✅ Precision Fitment

✅ Wholesale Ready

✅ Custom Branding Available

Prodcution Site

OUR MACHINE: High Frequency Welding Machine(HFW/ERW)

Under HFW Welding lines, our production capacity is 24mt/8 hours, the welding speed is 60meters/Miniute and the welding quality is stable. When production, Inside and Outside Bead Scarfing, Outside Metallizing for Aluminum Coated Pipes, and Eddy current tesing while production. 

Abundant Raw material from POSCO or VAMA, High Technical Welding methords and the superior raw material enabling for the pipes welding points won't broken when end-user making bend tubes or spinning tube.

Our Team

We manufature products according to customer drawings, participate in drawing design in necessary. 

Upon establishment, our company has always been sticking"customer first". All employees have been working conscientiously, managing to meet all the client demands by diligence and wisdom.

Our Service:
1)Strict quality control during the process
2)Competitive price
3)OEM is acceptable
4)Professional designed
5)High performance full exhaust system customers design and logo are welcome
6)One year warranty
7)Delivery on time and best after-sales service

FAQ: 
1.What's the MOQ?
 1 mt per size.
 
2.How about the payment terms?
Normally 30% deposit in advance, the balance should paid before shipment.
 
3.How about delivery time?
Depend on your order quantity, normal within 15 days after deposit.
 
4.Can I get a sample? 
We can supply 1 or 2 samples for free, customer only need to pay express fee.Also we can discuss if you need more samples for checking.
 
5.What's the price?
Different items different market will be different cost, we will keep to give best and competitive price for each customer!
 

Please consult our customer service staff, there will be a discount!!!