21-26 Ford Bronco 2-Door 2.3L/27L Flowmaster 818145 Outlaw Cat-Back Exhaust System

21-26 Ford Bronco 2.3L/2.7L Flowmaster Outlaw Cat-Back Exhaust System - Part Number 818145

The Flowmaster Outlaw Cat-Back Exhaust System (Part #818145) is engineered for 2021-2026 Ford Bronco 2-door models equipped with the 2.3L or 2.7L engine. Designed for enthusiasts seeking an aggressive exhaust note and improved performance, this premium cat-back system replaces the factory muffler with a straight pipe design to increase exhaust flow while delivering a bold, unmistakable sound. Constructed from durable 409 stainless steel with mandrel-bent 3.00-inch tubing, the system is built to maximize airflow, improve long-term corrosion resistance, and support future performance upgrades such as tuners and cold air intakes. The high-tuck rear exit design provides excellent ground clearance for off-road adventures while the polished stainless steel exhaust tip adds a clean, custom appearance. Using factory mounting locations and including all necessary installation hardware, this exhaust system offers an easy upgrade backed by Flowmaster's Lifetime Limited Warranty.

Key Features

• Fits 2021-2026 Ford Bronco 2-door models with 2.3L or 2.7L engines.
• Flowmaster Outlaw Series cat-back exhaust system.
• Aggressive straight pipe design replaces the factory muffler.
• Maximum dyno gains of up to 12 horsepower and 13 lb-ft of torque at the rear wheels.
• Mandrel-bent 3.00-inch 16-gauge 409 stainless steel tubing for maximum exhaust flow.
• High-tuck exhaust routing improves departure angle and off-road ground clearance.
• Single out rear exit with a 3.00-inch polished 304 stainless steel exhaust tip.
• Embossed Flowmaster exhaust tip logo.
• Uses factory hanger locations for straightforward installation.
• Includes clamps, hangers, mounting bracket, and all required installation hardware.
• Aggressive sound level for a more performance-oriented driving experience.
• Lifetime Limited Warranty.

Benefits

• Produces an aggressive exhaust tone that enhances the driving experience.
• Improves exhaust flow to help increase horsepower and torque.
• Larger 3.00-inch tubing is optimized to support additional engine modifications such as tuners and cold air intakes.
• High-clearance design helps reduce the chance of contacting obstacles during off-road driving.
• Durable stainless steel construction provides long-lasting corrosion resistance.
• Maintains a clean, custom appearance with a polished stainless steel exhaust tip.
• Designed to install using factory mounting locations for a hassle-free upgrade.
• Backed by Flowmaster's Lifetime Limited Warranty for long-term confidence.
  

Product Specifications

• Part Number: 818145
• Product Type: Cat-Back Exhaust System
• Series: Outlaw
• Vehicle Compatibility: 2-door models only
• Main Piping Diameter: 3.00 inches
• Main Pipe Material: 409 Stainless Steel
• Main Pipe Finish: Natural
• Pipe Color: Silver
• Pipe Construction: 16-gauge mandrel bent tubing
• Exit Style: Single Out Rear
• Tail Pipe Quantity: 1
• Tail Pipe Outlet Diameter: 3.00 inches
• Exhaust Tip Diameter: 3.00 inches
• Exhaust Tip Length: 4.75 inches
• Exhaust Tip Material: 304 Stainless Steel
• Exhaust Tip Finish: Polished
• Exhaust Tip Color: Silver
• Exhaust Tip Shape: Round
• Exhaust Tip Edge: Angle Cut
• Exhaust Tip Wall: Single Wall
• Exhaust Tip Connection: Welded
• Tip Logo: Embossed
• Sound Level: Aggressive
• Clamps Included: Yes
• Hangers Included: Yes
• Mounting Bracket Included: Yes
• Mount Type: Uses New Hangers (Included)
• Inlet Type: Flanged
• Catalytic Converter Included: No
• California Proposition 65: Yes
• UPC: 090127614464

Install Difficulty Level

Easy. This exhaust system is designed to use the factory hanger locations and includes all necessary installation hardware for a straightforward at-home installation. Under ideal conditions, installation can be completed in as little as 1 hour, making it an excellent upgrade for most DIY enthusiasts with basic hand tools.

Vehicle Fitment

• 2021 Ford Bronco 2-Door - 2.3L EcoBoost
• 2021 Ford Bronco 2-Door - 2.7L EcoBoost
• 2022 Ford Bronco 2-Door - 2.3L EcoBoost
• 2022 Ford Bronco 2-Door - 2.7L EcoBoost
• 2023 Ford Bronco 2-Door - 2.3L EcoBoost
• 2023 Ford Bronco 2-Door - 2.7L EcoBoost
• 2024 Ford Bronco 2-Door - 2.3L EcoBoost
• 2024 Ford Bronco 2-Door - 2.7L EcoBoost
• 2025 Ford Bronco 2-Door - 2.3L EcoBoost
• 2025 Ford Bronco 2-Door - 2.7L EcoBoost
• 2026 Ford Bronco 2-Door - 2.3L EcoBoost
• 2026 Ford Bronco 2-Door - 2.7L EcoBoost

Additional Notes

• Fits 2-door Bronco models only.
• Videos demonstrating this exhaust may feature a 4-door Bronco and are intended to represent sound characteristics only.
• On completely stock vehicles, this cat-back system may produce lower peak dyno gains than Flowmaster axle-back systems because the larger 3.00-inch tubing is optimized for applications with additional performance modifications and higher horsepower levels.

If there are any questions about this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.