MBRP Armor Pro S42013CF Cat-Back Exhaust System for 2013-2018 Ford Focus ST 2.0L EcoBoost

THE ONLY EXHAUST YOU"LL EVER NEED - MBRP Armor Pro Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304 Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It’s the obvious choice for you if you operate your vehicle in extreme conditions. 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. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. Armor Pro Cat Back Exhaust System; 3 in. Diameter; Race Profile; Dual Center Outlet; 4.5 in. Carbon Fiber Tips; 304 Stainless Steel; 4.5in. OD Carbon Fiber Tip Included. Cutting Of OEM Required For Installation.

• Durable T304 Stainless Steel Construction. Aggressive Exhaust Tone. Race Version. Up to 76% Flow Increase. Two 4.5 Inch OD Carbon Fiber Tips Included. Smooth Mandrel Bent Tubing.

Upgrade your Ford Focus ST with the MBRP Armor Pro S42013CF Cat-Back Exhaust System, engineered for drivers who want durable construction, improved exhaust flow, and an aggressive race-inspired sound. Designed for 2013-2018 Ford Focus ST models equipped with the 2.0L EcoBoost engine, this performance exhaust system features a 3-inch exhaust path, dual center outlets, and two carbon fiber exhaust tips for a distinctive appearance.

MBRP builds the Armor Pro system from corrosion-resistant T304 stainless steel, making it well suited for demanding driving conditions and long-term use. The tubing is mandrel bent to help maintain a smooth, consistent internal passage through each bend, supporting efficient exhaust flow and helping reduce restrictions. MBRP states that the system can provide up to a 76% flow increase compared with the original exhaust, while delivering the bold exhaust tone expected from a race-profile system.

The included 4.5-inch carbon fiber tips add a lightweight, performance-oriented finish to the dual center outlet design. Installation requires cutting the original equipment exhaust, so professional installation or careful review of the included installation instructions is recommended. This system is backed by MBRP's Lifetime Warranty. Confirm local emissions and noise regulations before installation; this product is not identified as CARB approved, and a California emissions acknowledgement may be required.

Key Product Specifications & Technical Data

• Brand: MBRP
• Part Number: S42013CF
• Product Type: Cat-Back Exhaust System
• Vehicle Application: Ford Focus ST
• Engine Application: 2.0L EcoBoost
• Material: T304 Stainless Steel
• Outlet Configuration: Dual Center Outlet
• Tip Material and Finish: Carbon Fiber, 4.5-inch outside diameter

What's Included

• MBRP Armor Pro cat-back exhaust system
• Two carbon fiber exhaust tips

Fitment

Fits 2013, 2014, 2015, 2016, 2017, and 2018 Ford Focus ST models with the 2.0L EcoBoost engine.

Features:

• T304 Stainless Steel Construction: Provides durable, corrosion-resistant performance for demanding driving conditions.
• Race-Profile Sound: Produces an aggressive exhaust tone designed to complement the performance character of the Focus ST.
• Mandrel-Bent Tubing: Helps maintain smooth exhaust flow by minimizing restrictions and internal rippling through bends.
• Dual Center Outlets with Carbon Fiber Tips: Includes two 4.5-inch outside diameter carbon fiber tips for a distinctive performance appearance.

Fitments:
2013 Ford Focus ST
2014 Ford Focus ST
2015 Ford Focus ST
2016 Ford Focus ST
2017 Ford Focus ST
2018 Ford Focus ST

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