Flowmaster American Thunder Exhaust for 2010-2021 Toyota Tundra | FLO186327
$1,426.60
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- Have a different car? See all Flowmaster American Thunder Cat-Back Exhausts
- Mild interior drone and aggressive exterior tone
- Catalog Number: Flowmaster 817664
- Fits: Toyota Tundra (check fitment chart for compatibility)
Details
Flowmaster American Thunder Cat-Back Exhaust | 817664
Product Specifications:
- Diameter (IN): 2-1/2 Inch
- Exhaust Tip Material: Stainless Steel
- Exhaust Tip Size (IN): 3-1/2 Inch
- Exhaust Tip Type: Slash-Cut
- Exhaust Type: Dual
- Exit Position: Split Rear/ Split Side
- Includes Exhaust Pipe Muffler Delete: No
- Includes Exhaust Tip: Yes
- Includes Hardware: Yes
- Includes Muffler: Yes
- Material: Stainless Steel
- Muffler Brand: 40 Series Big Block
- Muffler Configuration: Dual Inlet/ Dual Outlet
- Muffler Quantity: 1
- Outlet Type: Dual
- Required Welding: Yes
- Sound Level: Aggressive
- Type: Cat-Back
Fitment Chart:
| Years | Make | Model | Submodel | Body Type | Bed Length | Liters | Cylinders | Notes |
|---|---|---|---|---|---|---|---|---|
| 2021 | Toyota | Tundra | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | ||
| 2018-2021 | Toyota | Tundra | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | ||
| 2018-2021 | Toyota | Tundra | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | ||
| 2020 | Toyota | Tundra | SX | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2020 | Toyota | Tundra | TRD Off-Road | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2020 | Toyota | Tundra | TRD Pro | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2020 | Toyota | Tundra | TRD Sport | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | 1794 Edition | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | Limited | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | Limited | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | Platinum | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | SR | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | SR5 | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | SR5 | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019-2020 | Toyota | Tundra | SR5 | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019 | Toyota | Tundra | SR | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019 | Toyota | Tundra | SR5 | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019 | Toyota | Tundra | SR5 | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2019 | Toyota | Tundra | SR5 | 5' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant | |
| 2014-2017 | Toyota | Tundra | 1794 Edition | Extended Crew Cab Pickup | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2014-2017 | Toyota | Tundra | SR | Crew Cab Pickup | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2014-2017 | Toyota | Tundra | SR | Crew Cab Pickup | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2014-2017 | Toyota | Tundra | SR | Crew Cab Pickup | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2014-2017 | Toyota | Tundra | SR | Crew Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2014-2017 | Toyota | Tundra | SR | Standard Cab Pickup | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2014-2017 | Toyota | Tundra | SR | Standard Cab Pickup | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2013-2017 | Toyota | Tundra | Platinum | Extended Crew Cab Pickup | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | Limited | Crew Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | Limited | Extended Crew Cab Pickup | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | SR5 | Crew Cab Pickup | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | SR5 | Crew Cab Pickup | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | SR5 | Crew Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | SR5 | Extended Crew Cab Pickup | 5' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2017 | Toyota | Tundra | SR5 | Extended Crew Cab Pickup | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2010-2017 | Toyota | Tundra | SR5 | Crew Cab Pickup | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2013 | Toyota | Tundra | SR5 | Extended Crew Cab Pickup | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2013 | Toyota | Tundra | SR5 | Extended Crew Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Crew Cab Pickup | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Crew Cab Pickup | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Crew Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Extended Crew Cab Pickup | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Extended Crew Cab Pickup | 5' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Extended Crew Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Extended Crew Cab Pickup | 5' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Standard Cab Pickup | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Standard Cab Pickup | 6' 6" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Standard Cab Pickup | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | Base | Standard Cab Pickup | 6' 6" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | SR5 | Extended Crew Cab Pickup | 8' 1" Foot Bed | 4.6L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
| 2011-2013 | Toyota | Tundra | SR5 | Extended Crew Cab Pickup | 8' 1" Foot Bed | 5.7L | V8 | Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; 50 State Legal / California Emissions Compliant |
Toyota Tundra exhaust system
The Flowmaster 817664 American Thunder exhaust system delivers exceptional performance for a reasonable price. It is assembled with the best quality parts, each individually crafted and handpicked for the ultimate exhaust flow.
Aggressive tone muffler
The exhaust system includes a 44 series Flowmaster muffler. It is louder than most stock mufflers with a mild interior drone and aggressive exterior tone. It is made of premium grade stainless steel for superb strength and excellent performance.
Optimal Toyota Tundra performance
The manufacturer has tested the exhaust system on the dyno and proved its quality, performance, and adherence to industrial standards.
Undeterred exhaust flow
The Flowmaster 817664 American Thunder exhaust system also features a mandrel-bent tubing. This allows the exhaust gases to flow smoothly without any deterrence.
Easy bolt-on fitment
The exhaust system is easy to install. It has factory mounting points for a full bolt-on installation. The purchase includes all installation hardware including clamps and bolts. It is advisable to have a professional do the job for the best error-free fitment.
Made strong to last long on your Toyota Tundra
The Flowmaster 817664 American Thunder exhaust system components are made with high-grade steel. It is strong and virtually indestructible. It will withstand years of use to maintain its strength and value.
Limited lifetime warranty
Flowmaster offers a limited lifetime warranty to the stainless steel exhaust systems. A 3-year warranty applies to the aluminized steel exhaust systems. This is a guarantee of superior quality and expert crafting.
Proudly made in the USA
True to its name, the Flowmaster 817664 American Thunder is proudly made in the USA. Expert crafters manufacture each part form the finest and most authentic steel in the industry. The company also creates jobs for thousands of Americans every year and uses locally made materials.
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