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KEF Flowmaster 817664 American Thunder Kit P14814203KEF-F13817664 https://cdnimages.opentip.com/full/KEF/KEF-F13817664_2.jpg Flowmaster 817664 American Thunder Kit Manufacturer Part Number: 817664Exhaust System Kit; American Thunder ® Cat Back System; Stainless Steel; With Muffler; 2-1/2 Inch Pipe Diameter; Dual Exhaust With Dual Exit; Split Rear/ Split Side Exit; 3-1/2 Inch Stainless Steel TipAttributes Sound Level: Aggressive Type: Cat-Back Exhaust Type: Dual Outlet Type: Dual Exit Position: Split Rear/ Split Side Exit Material: Stainless Steel Diameter (IN): 2-1/2 Inch Includes Muffler: Yes Muffler Brand: 40 Series Big Block Includes Exhaust Tip: Yes Exhaust Tip Style: 3-1/2 Inch Round Angle-Cut Exhaust Tip Material: Stainless Steel Muffler Quantity: 1 Includes Exhaust Pipe Muffler Delete: No Muffler Configuration: Dual Inlet, Dual Outlet Includes Hardware: Yes Required Welding: Yes Estimated Install Time (Hours): 2 Product Description Flowmaster's American Thunder cat-back exhaust system for the Toyota Tundra pickup trucks with the 5.7 Liter or 4.6 Liter V8 engines is perfect for the person looking for an aggressive sound level with all of the performance benefits that you would expect from Flowmaster. This DOR/DOS (Dual Out Rear, Dual Out Side) bolt on 409S stainless steel system features dual 2.50 Inch tailpipes and 3.50 Inch polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models.Features & Benefits Mandrel Bent Stainless Steel Construction Super 40 Series Performance Muffler Large 3.5 Inch Polished 304 Stainless Steel Tip Side Exit Tailpipes Ideal For Towing Applications Deep Aggressive Performance Tone Uses The Factory Hanger Locations Multiple Exit Styles Provided In Kit Clears The Factory Spare Tire Limited Lifetime Warranty This Fits2011-2021 Toyota TundraPlease Click Here for Installation Instructions.Please Click Here for Installation Instructions.Please Click Here for Installation Instructions. 14814203 700042029952 121.6000lbs 0.00 0.00 0.00
Flowmaster
1082.0465 2025-06-09 7 In Stock

Flowmaster 817664 American Thunder Kit

Brand Flowmaster
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UPC: 700042029952
SKU: KEF-F13817664
Price: $1,082.05
Quantity:
7 In Stock
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Product Description

Manufacturer Part Number: 817664

Exhaust System Kit; American Thunder ® Cat Back System; Stainless Steel; With Muffler; 2-1/2 Inch Pipe Diameter; Dual Exhaust With Dual Exit; Split Rear/ Split Side Exit; 3-1/2 Inch Stainless Steel Tip

Attributes

  • Sound Level: Aggressive
  • Type: Cat-Back
  • Exhaust Type: Dual
  • Outlet Type: Dual
  • Exit Position: Split Rear/ Split Side Exit
  • Material: Stainless Steel
  • Diameter (IN): 2-1/2 Inch
  • Includes Muffler: Yes
  • Muffler Brand: 40 Series Big Block
  • Includes Exhaust Tip: Yes
  • Exhaust Tip Style: 3-1/2 Inch Round Angle-Cut
  • Exhaust Tip Material: Stainless Steel
  • Muffler Quantity: 1
  • Includes Exhaust Pipe Muffler Delete: No
  • Muffler Configuration: Dual Inlet, Dual Outlet
  • Includes Hardware: Yes
  • Required Welding: Yes
  • Estimated Install Time (Hours): 2


Product Description


Flowmaster's American Thunder cat-back exhaust system for the Toyota Tundra pickup trucks with the 5.7 Liter or 4.6 Liter V8 engines is perfect for the person looking for an aggressive sound level with all of the performance benefits that you would expect from Flowmaster. This DOR/DOS (Dual Out Rear, Dual Out Side) bolt on 409S stainless steel system features dual 2.50 Inch tailpipes and 3.50 Inch polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models.

Features & Benefits

  • Mandrel Bent Stainless Steel Construction
  • Super 40 Series Performance Muffler
  • Large 3.5 Inch Polished 304 Stainless Steel Tip
  • Side Exit Tailpipes Ideal For Towing Applications
  • Deep Aggressive Performance Tone
  • Uses The Factory Hanger Locations
  • Multiple Exit Styles Provided In Kit
  • Clears The Factory Spare Tire
  • Limited Lifetime Warranty

This Fits

2011-2021 Toyota Tundra

Please Click Here for Installation Instructions.
Please Click Here for Installation Instructions.
Please Click Here for Installation Instructions.

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.

Shipping Restrictions

This product can't be shipped to the following regions: CA.

Note

This product is not eligible for coupon code discount, for we've been offering the best price in the market.
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