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Flowmaster 817979 American Thunder ® Cat Back System Single Exhaust System Kit

California Prop65: Warning
$999.95
Taxes, discounts and shipping calculated at checkout.

Free Delivery Available to a Shop Near You (some exclusions apply)


Flowmaster introduces our new American Thunder stainless steel cat-back exhaust system for the 2021 to2022 Ford F-150 with the 2.7L, 3.5L and 5.0L engines. This system uses a Super 40 series muffler for a deep powerful sound and increased performance. Maximum dyno gains of 11 HP and 10 Pounds Feet at the rear wheels. Mandrel bent 409 stainless steel tubing is used for maximum exhaust flow and durability. The system has a 3.0 Inch inlet pipe and dual 2-1/2 Inch tailpipes with both side exit and rear exit options that allow you to customize the look of the kit. 3-1/2 Inch polished stainless steel tips finish off the kit for a classic performance look. Features all of the necessary hardware and factory-mounting locations are used for an easy installation.

 

  • Stainless Steel Construction Adds Durability
  • Features Both Rear And Side Exit Tailpipes So The Final Look Can Be Customized
  • Super 40 Series Performance Muffler Delivers A Deep And Aggressive Performance Tone
  • Clears The Factory Spare Tire
  • 3-1/2 Inch Polished Stainless Steel Tips Add A Classic Performance Look
  • Delta Flow Technology Increases Performance And Reduces Drone
  • Mandrel-Bent Tubing Maximizes Exhaust Flow
  • Uses The Factory Hanger Locations For An Easy Installation
  • Limited Lifetime Warranty

Product Specifications

Sound LevelAggressive/ Moderate
TypeCat Back
Exhaust TypeSingle
Outlet TypeDual
Exit PositionSplit Rear Exit
MaterialStainless Steel
Diameter (IN)3 Inch And 2-1/2 Inch
Includes MufflerYes
Muffler BrandFlowmaster
Includes Exhaust TipYes
Exhaust Tip Style3-1/2 Inch Double Wall Angle Cut
Exhaust Tip MaterialStainless Steel
Muffler Quantity1
Includes Exhaust Pipe Muffler DeleteNo
Muffler ConfigurationSingle Inlet, Dual Outlet
Includes HardwareYes
Required WeldingNo
Estimated Install Time (Hours)2

Additional Information

Shipping & Returns

Shipping Charges

Shipping charges vary and are determined at checkout based on your shipping address. We ship via UPS and LTL Truck Freight for larger items with various expedited shipping options. Free Shipping is available to a local store where applicable.

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60-Day No-Hassle Returns

If you are not pleased with your purchase, simply return it for a full refund. To return an item, please contact us at 833-727-8784 or customerservice@partsvia.com and request a return authorization number.

Contact

Call us at 1-833-727-8784 or Email us at customerservice@partsvia.com.

We typically reply within 24-48 hours of your submission.