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Unleash the Power of Your Ford F-150 with MBRP’s S5277304 Performance Exhaust System. Engineered for excellence, the MBRP S5277304 is the ultimate upgrade for your Ford F-150, whether you’re running the 2.7L EcoBoost, 3.5L EcoBoost, or the robust 5.0L engine. This system is built to perform—and built to last.
Crafted from premium T304 stainless steel, the S5277304 offers unmatched corrosion resistance and durability, making it the ideal choice for drivers who demand long-term performance and a polished look. The system features smooth mandrel-bent tubing, ensuring optimal exhaust flow and a refined, moderate tone that turns heads.
When tested on the 5.0L platform, this exhaust system delivered impressive performance gains—up to 11 horsepower and 8 ft-lbs of torque, along with a 28% increase in exhaust flow. That means quicker throttle response, improved fuel efficiency, and a driving experience that feels truly alive.
Installation is a breeze thanks to its bolt-on design, allowing you to upgrade without the need for welding. And to top it off, the system includes polished tips that add a sleek, high-end finish to your truck’s rear profile.
Armor Pro Cat Back Exhaust System; 3 in.; Single Side Exit; 4.5 in. Dual Tip; 304 Stainless Steel;
4.5in. Outside Diameter Tips Included.

• Durable T304 stainless steel. Smooth mandrel bent tubing. Up to 11 horsepower gains and 8ft-lbs toque gains as tested on 5.0L. Up to 28 percent flow increase as tested on 5.0L. Bolt-on installation. Polished tips included.
• Up to 11 horsepower gains and 8ft-lbs toque gains as tested on 5.0L
• Up to 28 percent flow increase as tested on 5.0L
• Durable T304 Stainless Steel
• Smooth Mandrel Bent Tubing
• Polished Tips Included
• Bolt-On Installation

THE BEST BANG FOR YOUR BUCK – ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP.
Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation, or if you’re looking for great sound on a budget. 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 Lite Cat Back Performance Exhaust System; 3 in.; High Clearance; Aluminized Steel;
No Tip Required, High Clearance. 2-Door and 4-Door Models.

• Sealed Tubing for Rust Resistance. Increased HP/ Torque. Up to 35% Flow Increase (2.7L). Up to 93% Flow Increase (2.3L). Bolt-on Installation. Utilizes OEM Hanger Locations. Lower EGT’s. High Clearance Design for Rough Terrain.
• Improved Torque And Horsepower
• Lower Exhaust Gas Temperatures
• Increased Throttle Response
• Utilizes OEM Hangers
• Bolt On Design

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.; High Clearance; T304 Stainless Steel;
No Tip Required, High Clearance. 2-Door and 4-Door Models.

• Increased HP/ Torque. Up to 35% Flow Increase (2.7L). Up to 93% Flow Increase (2.3L). Bolt-on Installation. Utilizes OEM Hanger Locations. Lower Exhaust Gas Temperatures. High Clearance Design for Rough Terrain.
• Improved Torque And Horsepower
• Lower Exhaust Gas Temperatures
• Increased Throttle Response
• Utilizes OEM Hangers
• Bolt On Design

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.; T304 Stainless Steel; Dual Rear Turn Down Exit; 2.5 in. OD Tips;
Dual Turn Down.

• Durable T304 Stainless Steel Construction. Enhanced Exhaust Tone. Smooth Mandrel Bent Tubing. Smoother Exhaust Flow.
• Durable T304 Stainless Steel Construction
• Smooth Mandrel Bent Tubing
• Enhanced Exhaust Tone
• Smoother Exhaust Flow

STYLE THAT’S WORTH A SECOND LOOK – ARMOR BLK Series exhaust systems crank your vehicle’s style dial to 11. The ARMOR BLK series offers the same performance as the other series with an engineered, high-heat black powder coating on the tailpipe(s) and tip(s).
Manufactured using heavy-gauge Aluminized Steel tubing throughout the whole system, everything but the tailpipe and tip are left as mill-finish steel for better resistance of damage under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation. 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. The black powder coating features a 1-year warranty against factory defects, and the remaining parts feature an industry leading 3-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.
Armor BLK Cat Back Exhaust System; 3 in.; Incl. Front Pipe/Muffler Assembly/Tail Pipe Assembly/Hardware/5 in. OD Black Tips; Dual Rear Exit; Black-Coated Aluminized Steel;
5in. Outside Diameter Tips Included. Replaces Factory Dual Exhaust. Excludes Raptor.

• Heavy Gauge Black-Coated Aluminized Steel. Bolt-on Installation. Flow Increase of Up to 40 Percent. BLK Tips Included. Enhanced Moderate Exhaust Tone. Smooth Mandrel Bent Tubing.
• Heavy Gauged Black-Coated Aluminized Steel
• Up To 40 Percent Flow Increase
• Smooth Mandrel Bent Tubing
• Enhanced Exhaust Tone
• Bolt-On Installation

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.; Incl. Front Pipe/Muffler Assembly/Tail Pipe Assembly/Hardware/5 in. OD Carbon Fiber Tips; Dual Rear Exit; T304 Stainless Steel;
5in. Outside Diameter Tips Included. Replaces Factory Dual Exhaust. Excludes Raptor.

• Durable T304 Stainless Steel Construction. Bolt-on Installation. Flow Increase of Up to 40 Percent. Carbon Fiber Tips Included. Enhanced Moderate Exhaust Tone. Smooth Mandrel Bent Tubing.
• Durable T304 Stainless Steel Construction
• Up To 40 Percent Flow Increase
• Smooth Mandrel Bent Tubing
• Enhanced Exhaust Tone
• Bolt-On Installation

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.; Dual Rear Exit; 5 in. Carbon Fiber Tips; 304 Stainless Steel;
Active System. 5in. OD OUT CF Tips Included.

• Durable T304 Stainless Steel Construction. Bolt-on Installation. Easy to Clean and Maintain. Retains Drive Modes. Up To 63 Percent Flow Increase When Valve is Closed And Up to 23 Percent Flow Increase When Valve Is Open.
• Up To 23 Percent Flow Increase when Valve Is Closed. Retains Drive Modes.
• Up To 63 Percent Flow Increase while Valve are Open
• Active Exhaust/Mild to Aggressive Exhaust Tone
• Durable T304 Stainless Steel Construction
• Two 5 Inch Carbon Fiber Tips Included
• Smooth Mandrel Bent Tubing

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.; T304 Stainless Steel; Dual Rear Exit; 5 in. OD Carbon Fiber Tips;
Active System, Retains Drive Modes. 5in. OD OUT CF Tips Included. Tuning Required For Power Gains.

• Durable T304 Stainless Steel Construction. Bolt-on Installation. Easy to Clean and Maintain. Retains Drive Modes. Up To 69 Percent Flow Increase When Valve is Closed And Up to 66 Percent Flow Increase When Valve Is Open.
• Up To 69 Percent Flow Increase When Valve Is Closed
• Up To 66 Percent Flow Increase When Valve Is Open
• Durable T304 Stainless Steel Construction
• Easy To Clean And Maintain
• Bolt-On Installation
• Retains Drive Modes

THE BEST BANG FOR YOUR BUCK – ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP.
Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation, or if you’re looking for great sound on a budget. 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 Lite Cat Back Performance Exhaust System; 2.5 in. Diameter; 3 in. Single Side Exit; 4 in. Tip; Aluminized Steel;
4in. OD Tip Included. Excludes Crew Cab Long Box.

• Enhanced Moderate Exhaust Tone. Smooth Mandrel Bent Tubing. Bolt-on Installation. Up To 34 Percent Flow Increase. Mirror Polished 4 Inch OD Tip Included.
• Mirror Polished 4 Inch OD Tip Included
• Enhanced Moderate Exhaust Tone
• Up To 34 Percent Flow Increase
• Smooth Mandrel Bent Tubing
• Bolt-On Installation

STYLE THAT’S WORTH A SECOND LOOK – ARMOR BLK Series exhaust systems crank your vehicle’s style dial to 11. The ARMOR BLK series offers the same performance as the other series with an engineered, high-heat black powder coating on the tailpipe(s) and tip(s).
Manufactured using heavy-gauge Aluminized Steel tubing throughout the whole system, everything but the tailpipe and tip are left as mill-finish steel for better resistance of damage under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation. 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. The black powder coating features a 1-year warranty against factory defects, and the remaining parts feature an industry leading 3-year warranty. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.
Armor BLK Cat Back Performance Exhaust System; 2.5 in. Diameter; 3 in. Single Side Exit; 4 in. Tip; Black Coated Aluminized Steel;
4in. OD Tip Included. Excludes Crew Cab Long Box.

• Enhanced Moderate Exhaust Tone. Smooth Mandrel Bent Tubing. Bolt-on Installation. Up To 34 Percent Flow Increase. Black 4 Inch OD Tip Included.
• Enhanced Moderate Exhaust Tone
• Up To 34 Percent Flow Increase
• Smooth Mandrel Bent Tubing
• Bolt-On Installation

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 Performance Exhaust System; 2.5 in. Diameter; 3 in. Single Side Exit; 4 in. Tip; 304 Stainless Steel;
4in. OD Tip Included. Excludes Crew Cab Long Box.

• Enhanced Moderate Exhaust Tone. Smooth Mandrel Bent Tubing. Bolt-on Installation. Up To 34 Percent Flow Increase. Mirror Polished 4 Inch OD Tip Included.
• Mirror Polished 4 Inch OD Tip Included
• Enhanced Moderate Exhaust Tone
• Up To 34 Percent Flow Increase
• Smooth Mandrel Bent Tubing
• Bolt-On Installation

THE BEST BANG FOR YOUR BUCK – ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP.
Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation, or if you’re looking for great sound on a budget. 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 Lite Cat Back Performance Exhaust System; 2.5 in. Diameter; 3 in. Single High Clearance Rear Exit; Turn Down Tail; Aluminized Steel;
High Clearance Turndown Assembly. Excludes Crew Cab Long Box.

• Enhanced Moderate Exhaust Tone. Smooth Mandrel Bent Tubing. Bolt-on Installation. Up To 34 Percent Flow Increase. 3 Inch Rear Turn Down Tail.
• Enhanced Moderate Exhaust Tone
• Up To 34 Percent Flow Increase
• Smooth Mandrel Bent Tubing
• 3 Inch Rear Turn Down Tail
• Bolt-On Installation