Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 1
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 2
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 3
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 4
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 5
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 1
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 2
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 3
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 4
Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster 5
Flowmaster

Flowmaster 818121 - American Thunder Axle-Back Exhaust System Fits 2021-2025 Ford Bronco 2.3L/2.7L, American Thunder Axle-Back, Single Exit Flowmaster

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$535.95 USD
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Product details
  • Vendor Flowmaster
  • SKU 818121
  • Barcode 090127140284

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Description Fitment Table Shipping information

Looking for the perfect balance between a mild tone while cruising and at idle, but aggressive tone under throttle all while having no drone? The American Thunder axle-back exhaust system is perfect for the daily driven 2021-2025 Ford Bronco with the 2.3 or 2.7-liter engine.

This system uses a tuned 60 Series style muffler for an aggressive to moderate exhaust tone and increased performance. Maximum dyno gains of 19 hp and 19 lb-ft. were measured at the rear wheels. 3.00-inch mandrel bent 409 stainless steel tubing is used to maximize exhaust flow and durability. A polished 3.00-inch stainless steel tip is used to add a custom look to this iconic vehicle. All of the necessary hardware is included and factory mounting locations are used for an easy installation. Backed by Flowmaster's Lifetime Limited Warranty.

  • 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • A 3.00-inch polished stainless steel tips add a custom look
  • No Drone
  • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • Delta Flow Technology Increases Performance and Reduces Drone
  • Delta Flow Technology Increases Performance
  • Backed by Flowmaster's Lifetime Limited Warranty

Warranty

Manufacturer's Limited Lifetime Warranty

Specifications

Material 409 Stainless Steel
Series 60 Series

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