MBRP S5221304 Armor Pro Resonator-Back Exhaust System for 2021–2022 Ford F-150 PowerBoost Hybrid

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 Resonator Back Exhaust System; 3 in.; Single Side Exit; T304 Stainless Steel; 4 in. Dual Wall Tips; 4in. OD Tip Included.

• Durable T304 Stainless Steel Construction. Easy to Clean and Maintain. Bolt-on Installation. MBRP Signature Styling and Design. Smooth Mandrel Bent Tubing. Up to 35% Flow Increase.
• Resonator Back Exhaust System

Upgrade your 2021–2022 Ford F-150 PowerBoost Hybrid with the MBRP Armor Pro S5221304 Resonator-Back Exhaust System. Designed with a 3-inch exhaust path and a single side exit, this system improves exhaust flow while delivering MBRP’s signature styling and performance-focused sound. The system is engineered as a direct bolt-on upgrade for applicable factory exhaust configurations.

Constructed from durable T304 stainless steel, the MBRP Armor Pro exhaust system is built to withstand demanding driving conditions while remaining easy to clean and maintain. Smooth mandrel-bent tubing helps preserve consistent internal diameter through each bend, supporting efficient exhaust flow and reducing restrictions. MBRP states that its design can provide up to a 35% flow increase compared with restrictive factory-style tubing, helping support improved engine breathing and overall vehicle performance.

The S5221304 includes a 4-inch dual-wall exhaust tip for a finished appearance and enhanced corrosion resistance. Every system is backed by MBRP’s Lifetime Warranty for added ownership confidence. This resonator-back configuration is intended for enthusiasts seeking durable construction, straightforward installation, and refined performance from their Ford F-150 PowerBoost Hybrid.

Key Product Specifications & Technical Data:

• Brand: MBRP
• Part Number: S5221304
• Series: Armor Pro
• System Type: Resonator-back exhaust system
• Inlet and Tubing Size: 3-inch exhaust tubing
• Exit Configuration: Single side exit
• Material: T304 stainless steel
• Outlet Tip: 4-inch dual-wall tip

What's Included: MBRP Armor Pro resonator-back exhaust system, mandrel-bent tubing, and 4-inch dual-wall exhaust tip. Installation hardware and components are supplied as applicable to the system configuration.

Fitment: Fits select 2021–2022 Ford F-150 PowerBoost Hybrid applications. Verify the vehicle configuration and factory exhaust layout before ordering. This product may require a California emissions compliance acknowledgment; confirm applicable local regulations before installation.

Features:

• Durable T304 stainless steel construction resists corrosion and is easy to clean and maintain.
• Smooth mandrel-bent tubing supports consistent exhaust flow without rippling or internal restrictions.
• Resonator-back design with a 3-inch exhaust path and single side exit provides performance-oriented airflow and MBRP styling.
• Includes a 4-inch dual-wall exhaust tip and is backed by MBRP’s Lifetime Warranty.

Fitments:
2021 Ford F-150 King Ranch
2021 Ford F-150 Lariat
2021 Ford F-150 Limited
2021 Ford F-150 Platinum
2021 Ford F-150 XL
2021 Ford F-150 XLT
2022 Ford F-150 King Ranch
2022 Ford F-150 Lariat
2022 Ford F-150 Limited
2022 Ford F-150 Platinum
2022 Ford F-150 XL
2022 Ford F-150 XLT
2023 Ford F-150 King Ranch
2023 Ford F-150 Lariat
2023 Ford F-150 Limited
2023 Ford F-150 Platinum
2023 Ford F-150 XL
2023 Ford F-150 XLT
2024 Ford F-150 King Ranch
2024 Ford F-150 Lariat
2024 Ford F-150 Platinum
2024 Ford F-150 XLT
2025 Ford F-150 King Ranch
2025 Ford F-150 Lariat
2025 Ford F-150 Platinum
2025 Ford F-150 XLT
2026 Ford F-150 King Ranch
2026 Ford F-150 Lariat
2026 Ford F-150 Platinum
2026 Ford F-150 STX
2026 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
Clearance Item: t
Regular Stock: t
Units Per Sku: 1