MagnaFlow Pro Series Diesel 4" Filter-Back Exhaust System

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Fitment Info

  • 4" DPF filter-back exhaust system
  • Moderate tone muffler
  • Mandrel-bent tubing
  • Dyno tested
  • CNC robotic manufacturing
  • Easy to install
  • Stainless steel construction
  • Limited lifetime warranty

Get Easy-to-Install Parts. No Hassle.

Lowest Price Guaranteed. Free Shipping Both Ways.

Our #1 value is customer service.

We believe in doing right by our customers, no matter what it takes.

In keeping with that, we offer a “perfect fit guarantee” that ensures your satisfaction on 3 levels: low price, free shipping, and perfect fitment.

- Alan Marek, Founder of PartCatalog.com

The Lowest Price Anywhere--Guaranteed

At PartCatalog, we’ll beat any competing vendor’s price. And we’re so confident in our rock-bottom prices that we’ll refund the difference if you find a lower price elsewhere.

Free Shipping Both Ways

Our “free shipping both ways” policy means that returns and orders ship free of charge. When you place an order, you pay only the list price and any applicable taxes. We cover the shipping to save you money and ensure timely delivery.

100% Guaranteed to Fit

In the highly unlikely event of a fitment problem, we’ll return your purchase at no cost to you. We pay return shipping on all orders, so it won’t cost you a penny to send back a defective part.

Details

  • Replacement DPF filter-back exhaust system for improved torque, horsepower and engine performance
  • High quality muffler produces a moderate but deep tone
  • Unrestricted exhaust flow improves engine performance and gas mileage
  • Tested for strength, quality, safety and weight distribution
  • Engineered with high precision for superior quality and a perfect fit
  • Includes all the hardware you will need for easy installation
  • Made with strong stainless steel for superior strength and durability
  • MagnaFlow's guarantee of quality and performance
4

4" DPF Filter-Back Exhaust System

The MagnaFlow Pro 4" filter-back exhaust offers the ultimate replacement for your stock system. It improves your vehicle's torque and horsepower while helping you to save on gas mileage. It is fully polished for a sleek shiny look.

Moderate Tone Muffler

Moderate Tone Muffler

The exhaust system gives a moderate and deep tone, thanks to its straight-through muffler. It has a perforated core that contains stainless steel wool to absorb noise and heat.

Mandrel-Bent Tubing

Mandrel-Bent Tubing

To prevent back pressure, the exhaust system tubing maintains a constant diameter. This mandrel tubing prevents back pressure and allows a smooth flow of exhaust gases which in turn allows the engine to work at an optimal speed. The result is improved performance, horsepower and torque.

Dyno Tested and Proven

Dyno Tested and Proven

The MagnaFlow Pro 4" filter-back exhaust has been passed through a series of dyno tests to make sure that it performs and boosts your vehicle's performance.

CNC Robotic Manufacturing

CNC Robotic Manufacturing

CNC robotics means very high levels of precision for high-quality output. Every inch of your exhaust is made with high quality and is guaranteed to fit perfectly.

Easy to Install

Easy to Install

The system is easy to install with no welding required. The package includes clamps and hangers that mount the exhaust in factory mounting points. It is recommendable to have a professional do the installation for a perfect fit with no damages.

Stainless Steel Construction

Stainless Steel Construction

The MagnaFlow Pro 4" filter-back exhaust is made with the very best stainless steel in the industry. It will serve you for years without weakening, rusting or corroding.

Limited Lifetime Warranty

Limited Lifetime Warranty

You get a limited lifetime warranty for your purchase of this exhaust. This guarantees quality and performance without compromise Feel free to get in touch with PartCatalog if you need any help with your warranty.

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Warranty
Stainless Steel Systems: Limited Lifetime Warranty against Manufacturing Defects
Black Finish Systems: 1 Year Warranty on Black Finish, Limited Lifetime Warranty against Manufacturing Defects
Titanium Finish Systems: 1 Year Warranty on Titanium Finish, Limited Lifetime Warranty against Manufacturing Defects
Carbon Fiber Systems: Limited Lifetime Warranty against Manufacturing Defects on Stainless Steel, No Warranty on Carbon Fiber
Aluminized Systems: 1 Year Limited Warranty
Stainless Steel Mufflers: Limited Lifetime Warranty against Manufacturing Defects
Part Numbers

The following part numbers are available in this product line:

17854, 17865, 17871, 17873, 17875, 17908, 17915, 17918, 17930, 17971, 17976, 17988
Fitment

To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Chevrolet (2011-2018)

Silverado 2500 HD, Silverado 3500 HD

GMC (2011-2018)

Sierra 2500 HD, Sierra 3500 HD

Nissan (2016-2018)

Titan XD

Ram (2013-2018)

2500, 3500