21-26 Ford F-150 2.7L / 3.5L / 5.0L MBRP S5277304 T304SS 3in Cat-Back Single Side Exit Exhaust

The MBRP Armor Pro 3-Inch Cat-Back Exhaust (S5277304) upgrades the 2021–2026 Ford F-150 with improved exhaust flow, a refined Street Profile sound, and premium durability. Built from mirror-polished T304 stainless steel, this single side exit system enhances performance, style, and longevity while delivering a deeper, more aggressive tone backed by a Lifetime Warranty.

Top Features

  • 3-inch high-flow cat-back exhaust system

  • Premium ARMOR Pro Series construction

  • T304 stainless steel for maximum corrosion resistance

  • Street Profile tone – deeper and refined performance sound

  • Mandrel-bent tubing for improved exhaust flow

  • Single side exit configuration

  • 4.5-inch dual wall, angle-cut polished exhaust tips

  • Direct bolt-on installation

  • Lifetime Warranty

Vehicle Fitment

  • 2021 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2022 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2023 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2024 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2025 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2026 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

Fitment Note: Excludes PowerBoost, Tremor, and Raptor models.

Vendor: MBRP
SKU: MBRPS5277304
Availability: 6 In Stock
$ 999.99 USD
On-Sale $ 999.99 USD
Normally $ 999.99 USD
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UPC: 882963136336
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MBRP Armor Pro 3-Inch Cat-Back Single Side Exit Exhaust – T304 Stainless Steel

Part Number: S5277304

Enhance the performance, sound, and style of the 2021–2026 Ford F-150 with the MBRP Armor Pro 3-Inch Cat-Back Exhaust System (Part #S5277304). Designed for truck owners who demand premium quality and aggressive performance, this system is constructed from mirror-polished T304 stainless steel for exceptional corrosion resistance and long-term durability. The 3-inch mandrel-bent tubing improves exhaust flow for increased power and throttle response while delivering a refined Street Profile exhaust tone that is deeper and more aggressive than stock without being overwhelming during daily driving. Finished with dual wall, angle-cut polished tips and a clean single side exit configuration, this system delivers a high-performance look that complements the modern F-150 while maintaining an OEM-style exit location. Backed by a Lifetime Warranty, the Armor Pro series is engineered for enthusiasts seeking premium performance, reliability, and sound from one of the most respected names in performance exhaust systems.

Key Features

  • 3-inch high-flow cat-back exhaust system

  • Premium ARMOR Pro Series construction

  • Street Profile sound – deeper and more aggressive than stock

  • High-quality T304 stainless steel for maximum corrosion resistance

  • Smooth mandrel-bent tubing for optimal exhaust flow

  • Single side exit configuration behind the passenger rear tire

  • Dual wall, mirror-polished angle-cut exhaust tips

  • Bolt-on installation with factory mounting points

  • Engineered for performance gains and improved exhaust tone

  • Backed by MBRP Lifetime Warranty

Benefits

  • Improves exhaust flow for enhanced horsepower and torque potential

  • Produces a refined, sporty exhaust tone ideal for daily driving

  • Premium T304 stainless steel construction resists rust and harsh environments

  • Polished dual-wall tips deliver a high-end performance appearance

  • Increased exhaust flow can improve throttle response and driving excitement

  • Direct bolt-on design reduces installation time and complexity

  • Designed for long-term durability with a Lifetime Warranty for added confidence

Product Specs

  • Part Number: S5277304

  • Exhaust Type: Cat-Back Exhaust System

  • Series: Armor Pro

  • Sound Profile: Street Profile

  • Tubing Diameter: 3-inch

  • Material: T304 Stainless Steel

  • Finish: Polished Stainless Steel

  • Exit Style: Single Side Exit with Dual Tips

  • Tip Style: Dual Wall, Angle Cut

  • Tip Outlet Size: 4.5-inch

  • Fuel Type: Gasoline

  • Warranty: Lifetime Warranty

  • Vehicle Configuration: 2.7L EcoBoost, 3.5L EcoBoost, and 5.0L engines only

  • Exclusions: PowerBoost, Tremor, and Raptor models

Install Difficulty Level
Installation is straightforward thanks to the direct bolt-on design that utilizes factory mounting locations and clamps. No welding is required, making this a simple upgrade for most enthusiasts with basic hand tools. Many installations can typically be completed in about 1–2 hours, allowing truck owners to quickly upgrade performance and sound without extensive mechanical experience.

Vehicle Fitment

  • 2021 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2022 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2023 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2024 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2025 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

  • 2026 Ford F-150 – 2.7L EcoBoost, 3.5L EcoBoost, 5.0L

Fitment Notes:
Excludes PowerBoost Hybrid, Tremor, and Raptor models.

If you have any questions about this product or would like to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email for assistance.

Shipping Policy

MPT is proud to offer free shipping on most orders over $149.

  • Free shipping applies only to the contiguous United States. Shipping and handling charges will apply to orders outside the contiguous US, and the buyer is responsible for any duty fees or taxes their home country may charge to import goods.
  • With free shipping, we will choose the best shipping method for your order. We use all major carriers, including USPS, FedEx, UPS, and DHL.

Turnaround Times:

  • MPT Tunes have a standard turnaround time of 2-3 business days, beginning once we receive your MPT Tune Form.
  • We do not process orders on weekends or observed holidays, which do not count as business days.
  • Physical items that are in stock at MPT and ordered by 4PM EST will be shipped the same day. Orders placed after 4PM EST will be processed on the following business day.

Special Considerations:

  • Items not stocked at our location will follow the same processing times but may experience lead-time delays and could incur additional charges. Shipping methods may vary for these items based on what was paid and the requested delivery speed. If you need an item by a specific deadline, please contact an MPT Expert.
  • SCT Tuner Orders with the Prioritized Order option must have their tune forms submitted by 3PM EST to be completed the same day. Forms submitted after this time will be processed the next business day.
  • Orders will ship to the billing address listed on your order. If paying by credit or debit card, we can only ship to the billing address. Contact an MPT Expert for assistance if you need a different shipping address.

MPT Performance Returns and Refund Policy

A Return Authorization Number is required for all returns. Please contact an MPT Expert to obtain an RA # before sending anything back to us for any reason.

MPT tuning charges and license fees are Non-Refundable. The sale is final when MPT has sent the tune file over email. This includes both new tune purchases and tune updates.

Products other than MPT tunes, digital products, and MPT decals may be returned within 30 days for any reason, provided that the product has not been installed and is in brand new, unused condition with the original packaging. Once a product has been installed it is non-refundable. We reserve the right to deny the return, should the product be received and it display signs of installation or unmentioned damage.

For vehicle programmers/tuners, the vehicle must be returned to stock if a program was installed. If a tuning device is returned and has not been returned to stock, a refund will not be issued, and your tuner will not be sent back without a shipping and handling fee.

The customer is responsible for all shipping charges incurred during the return process.

Amount Refunded:
•Returns post marked before 30 days from the date the item was received will be refunded the purchase price, minus a 25% restocking fee and the cost of shipping.
After 30 days, all sales are Final.
•Shipping charges along with any package insurance are non-refundable. If your purchase was shipped with our Free Shipping option, the cost of the shipping will be subtracted from the total refund amount.

HP Tuners Credits are assigned to the HP Tuners product with the submitted serial number and cannot be transferred. Once you load a tune to your vehicle with the RTD, these credits are Non-Refundable.

Digital products and files that have no ability to be taken back physically, such as an SCT Tuner Unlock, are Non-Refundable.

nGauge Tune License Fee is included in your initial purchase of MPT tunes for the nGauge. This fee is factored into the price of the tunes and becomes Non-Refundable when the stock file has been emailed to MPT.

MPT Decals are Non-Refundable, once they have been received by the customer.

Year Make Model Submodel
2021-2025 Ford F-150 King Ranch
2021-2025 Ford F-150 Lariat
2021-2023 Ford F-150 Limited
2021-2025 Ford F-150 Platinum
2021-2025 Ford F-150 Police Responder
2021-2025 Ford F-150 SSV
2024-2025 Ford F-150 STX
2021-2025 Ford F-150 XL
2021-2025 Ford F-150 XLT

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