Exhaust Exhaust Pipes, Systems and Components

Flowmaster

American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Ford F-100/250/350 V8 With Side Tank, 2Wd Long Bed Only, 2.5 Inch 409 Stainless Steel, Dual Exit Flowmaster

$1,058.28

SKU: F00L 817934

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Part #: 817934

This American Thunder exhaust system is specifically designed for 1967-1972 Ford F-100/F-250/F-350 2-wheel drive long bed V8 trucks with a side mounted auxiliary fuel tank. The system is perfect for the person looking for an aggressive to moderate exterior and interior sound level.Starting after a set of factory manifolds or headers, this exhaust system comes complete with a built-in H-pipe crossover and all mandrel-bent 2.50-inch 409 stainless steel tubing that helps maximize the flow of the exhaust pulses for better performance and the added durability of stainless steel. The Super 44 Series performance mufflers will give any V8 a deep rumble with that classic Flowmaster tone. This system comes with your choice of three tailpipe exits, straight out the rear, side exit behind each rear tire, or dumped behind the rear tires. The system includes all hardware necessary for an at home installation. This exhaust system is covered by our Lifetime Limited Warranty. Fits long bed trucks only.3 Exit Options Allow You to Customize the Look of Your Truck2.5-Inch Mandrel Bent Tubing Improves Exhaust Flow for Better PerformanceSuper 44 Series Mufflers Give You a Deep, Classic Muscle Truck SoundH-Pipe Style Crossover Pipe Improves Performance and Reduces Interior SoundIncludes all Necessary Hangers and Hardware for an at Home Installation409 Stainless Steel adds Corrosion Resistance and DurabilityBacked by Flowmaster (TM)s Lifetime Limited Warranty

Features:

  • 3 Exit Options Allow You to Customize the Look of Your Truck
  • Mandrel Bent Tubing
  • 2.5-Inch Mandrel Bent Tubing Improves Exhaust Flow for Better Performance
  • Super 44 Series Muffler
  • Super 44 Series Mufflers Give You a Deep, Classic Muscle Truck Sound
  • H-Pipe Style Crossover Pipe
  • H-Pipe Style Crossover Pipe Improves Performance and Reduces Interior Sound
  • Incl. All Necessary Hardware For Home Installation
  • Includes all Necessary Hangers and Hardware for an at Home Installation
  • 409 Stainless Steel Adds
  • 409 Stainless Steel adds Corrosion Resistance and Durability
  • Lifetime Limited Warranty
  • Backed by Flowmaster's Lifetime Limited Warranty

American Thunder Crossmember-Back Exhaust System | Dual Side Exit | 2.5 in. Tubing | 409 Stainless Steel | Incl. Super 44 Series Mufflers And Hangers/Hardware For Home Installation

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

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Specifications

BrandFlowmaster
Part NumberF00L 817934

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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