MBRP S5259409 Armor Plus Cat-Back Exhaust System for 2015-2016 Ford F-150 2.7L and 3.5L EcoBoost

RELIABILITY BACKED FOR A LIFETIME - 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’re looking for a performance exhaust system with a Lifetime Warranty, this is probably the one for you. 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 for a lifetime. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. Armor Plus Cat Back Exhaust System; 4 in.; Incl. Front Pipe/Ext. Pipe/Muffler/Over Axle Pipe/Tailpipe/Hardware/5 in. OD Tip; Single Side Exit; T409 Stainless Steel; 5in. Outside Diameter Tip Included. This Exhaust kit has of the most aggressive sounds in the MBRP product line.

• Rugged T409 Stainless Steel Construction. Bolt-on Installation. Aggressive Sound. MBRP Signature Styling.
• Stainless Steel Tips Are Included
• Improved Torque And Horsepower
• Lower Exhaust Gas Temperatures
• Increased Throttle Response
• Limited Lifetime Warranty
• Utilizes OEM Hangers
• Mellow Exhaust Note
• Bolt On Design

The MBRP Armor Plus S5259409 cat-back exhaust system is designed for select 2015-2016 Ford F-150 models equipped with the 2.7L or 3.5L EcoBoost engine. This single-side-exit system uses corrosion-resistant T409 stainless steel and mandrel-bent tubing to support efficient exhaust flow, improved throttle response, and enhanced engine performance. Its aggressive exhaust note and MBRP signature styling provide a noticeable upgrade over the factory system.

The system is engineered for bolt-on installation using OEM hangers, helping simplify installation without extensive vehicle modification. The kit includes the front pipe, extension pipe, muffler, over-axle pipe, tailpipe, stainless steel tip, and required hardware. The included 5-inch outside-diameter tip completes the system with a clean, performance-oriented appearance.

T409 stainless steel offers strong resistance to penetrating rust and is easy to clean, making it a practical choice for many driving environments. However, winter conditions, heavy salt air, and road treatments may accelerate corrosion and are subject to MBRP warranty limitations unless the part or system fails completely. The MBRP Armor Plus S5259409 is backed by a limited lifetime warranty. This product is not CARB approved; review applicable emissions requirements before installation. California customers should verify compliance with local regulations.

What's Included

Front pipe, extension pipe, muffler, over-axle pipe, tailpipe, 5-inch stainless steel exhaust tip, installation hardware, and related components required for the cat-back system.

Fitment

Fits select 2015-2016 Ford F-150 models with 2.7L or 3.5L EcoBoost engines. Verify cab configuration, wheelbase, exhaust layout, and vehicle application before ordering.

Key Specifications

• Brand: MBRP
• Part Number: S5259409
• Series: Armor Plus
• System Type: Cat-back exhaust system
• Material: T409 stainless steel
• Exit Style: Single-side exit
• Installation: Bolt-on using OEM hangers
• Warranty: Limited lifetime warranty

Features:

• Corrosion-Resistant T409 Stainless Steel: Provides dependable protection against penetrating rust and offers easy maintenance in many driving conditions.
• Mandrel-Bent Tubing: Maintains consistent tube diameter through bends to support smooth exhaust flow and efficient engine breathing.
• Performance-Oriented Sound: Delivers an aggressive exhaust note with MBRP signature styling while retaining a practical street-focused design.
• Bolt-On Installation: Uses OEM hangers and includes the required system components and hardware for a straightforward installation.

Fitments:
2015 Ford F-150 King Ranch
2015 Ford F-150 Lariat
2015 Ford F-150 Platinum
2015 Ford F-150 XL
2015 Ford F-150 XLT
2016 Ford F-150 King Ranch
2016 Ford F-150 Lariat
2016 Ford F-150 Limited
2016 Ford F-150 Platinum
2016 Ford F-150 SSV
2016 Ford F-150 XL
2016 Ford F-150 XLT
2017 Ford F-150 King Ranch
2017 Ford F-150 Lariat
2017 Ford F-150 Limited
2017 Ford F-150 Platinum
2017 Ford F-150 SSV
2017 Ford F-150 XL
2017 Ford F-150 XLT
2018 Ford F-150 King Ranch
2018 Ford F-150 Lariat
2018 Ford F-150 Limited
2018 Ford F-150 Platinum
2018 Ford F-150 Police Responder
2018 Ford F-150 SSV
2018 Ford F-150 XL
2018 Ford F-150 XLT
2019 Ford F-150 King Ranch
2019 Ford F-150 Lariat
2019 Ford F-150 Platinum
2019 Ford F-150 Police Responder
2019 Ford F-150 SSV
2019 Ford F-150 XL
2019 Ford F-150 XLT
2020 Ford F-150 King Ranch
2020 Ford F-150 Lariat
2020 Ford F-150 Limited
2020 Ford F-150 Platinum
2020 Ford F-150 Police Responder
2020 Ford F-150 SSV
2020 Ford F-150 XL
2020 Ford F-150 XLT

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1