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

The Flowmaster Outlaw Cat-Back Exhaust System 818145 delivers an aggressive exhaust tone, improved airflow, and durable performance for 2021-2026 Ford Bronco 2-door models. Featuring 3.00-inch mandrel-bent 409 stainless steel tubing, a high-clearance design, and polished exhaust tip, this system is built for performance enthusiasts and off-road capability.

Top Features

  • Designed for 2021-2026 Ford Bronco 2-door models with 2.3L and 2.7L engines.
  • Flowmaster Outlaw Series cat-back exhaust system with aggressive sound.
  • 3.00-inch 16-gauge mandrel-bent 409 stainless steel tubing improves exhaust flow.
  • High-tuck rear exit design maximizes ground clearance for off-road use.
  • Polished 3.00-inch 304 stainless steel exhaust tip provides a custom appearance.
  • Dyno-tested gains of up to 12 horsepower and 13 lb-ft of torque at the rear wheels.
  • Uses factory hanger locations for easier installation.
  • Includes clamps, hangers, brackets, and required installation hardware.
  • Backed by Flowmaster's Lifetime Limited Warranty.

Vehicle Fitment

  • 2021-2026 Ford Bronco 2-Door - 2.3L EcoBoost Engine
  • 2021-2026 Ford Bronco 2-Door - 2.7L EcoBoost Engine
Vendor: Flowmaster
SKU: FLO818145
Availability: 13 In Stock
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UPC: 090127614464
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Proposition65 Warning: Cancer and Reproductive Harm

Description

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.

Shipping & Returns

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.

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