MBRP 01-04 Chevrolet/GMC Silverado/Sierra 2500/3500 6.6L 4in Downpipe-Back Exhaust Single Side Exit

RELIABILITY AND DURABILITY - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it. T409 Stainless Steel tubing is easy to clean. If you dont find yourself faced with lots of precipitation and salt, this is all youre ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engines cylinders, allowing it to produce more power and improve vehicle performance and longevity. Its important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRPs manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed with a 5-Year Warranty on Part Numbers ending in SLM. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Additional Information

Armor Plus Downpipe Back Exhaust System; 4 in.; w/o Muffler; Single Side Exit; 409 Stainless Steel;

Part Type

Exhaust System Kit

Product Overview

RELIABILITY AND DURABILITY - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost
anything you can throw at it. T409 Stainless Steel tubing is easy to clean. If you don’t find yourself faced with lots of precipitation and salt, this is all you’re ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine’s cylinders, allowing it to produce more power and improve vehicle performance and longevity. It's important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRP's manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed with a 5-Year Warranty on Part Numbers ending in SLM. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• Downpipe Back Exhaust System
• Rugged T409 Stainless Steel Construction. Smooth Mandrel Bent Tubing. Bolt-on Installation. Signature MBRP Sound and Styling.

Note for Australian and European Markets

Unless otherwise stated, this product may be engineered for use in Left-Hand Drive vehicles. Steering components, pedals, shifters, linkages, wing mirrors, instrument clusters, panhard rods/traction bars, drag links, brake boosters, brake or clutch lines, accelerator cables, heater cores, some master cylinders and adjacent parts can vary between LHD and RHD configurations. In some models compenents such as windscreen wiper arms, motors and linkages could differ in their size and orientation. Items such as floor mats & dash mats may have differences in their structure around the front row (or padding in different locations). In many cases items are identical depending on the design of the vehicle and part, but may have differing mounts, lengths or bolt patterns. Carefully review the product images and details to ensure suitability for your vehicle, or contact StreetFX support if you are unsure. Returns are not accepted for special order products.

Important Notice relating to US Domestic Market Trucks & Pickups

Many US-market trucks and pickups are available in multiple cab and bed-length configurations (e.g., Single Cab, Extended Cab, Double/Crew Cab, CrewMax, 5.5ft/6.5ft/8ft beds, etc.). Exhaust system fitment can vary between these chassis versions.

Where available, we list all compatible vehicles, cab types, and bed lengths in the product description. However, depending on your exact configuration, some systems may require optional extension/mid-pipes or minor modification for correct fitment.

Because of these variations, please carefully check your cab configuration and bed length before purchasing. If you are unsure, or if your vehicle has been modified, please reach out to a StreetFX agent.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions
2.	Technical Drawing

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust System, SLM Series Exhaust Systems, Downpipe Back, 409 Stainless Steel, Passenger Side Exit, Natural Finish, 6.6L Duramax, Chevy, Kit

MRBP SLM Series exhaust systems are the starting point to getting the most from cold air intakes, programmers, modules, and downloaders. They're constructed to the same specifications as MRBP's top-of-the-line Pro Series. Built from 16-gauge T409 stainless steel with a muffler delete pipe, SLM units are tuned for an aggressive sound and free-flowing performance. Order the model designed for your diesel application.

Features and benefits:
• More pulling power
• Improved throttle response
• Greater fuel efficiency
• Mandrel-bent tubing; minimal bend degree angles
• Gets hot exhaust out fast
• Drops exhaust gas temperature by up to 200 degrees F
• Direct-fit to OEM hangers
• Bolt-on, no-weld installation
• Clamps and installation accessories included
• MBRP stamped logo on exhaust tip (if tip is included)
• Limited 5-year workmanship warranty. (This series may, with time, develop surface rust which is not covered with this warranty.)