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American Thunder Cat Back Exhaust System
Fits 2010-2018 Toyota Tundra with 4.6L or 5.7L V8 engine. 145in. Wheelbase Models Only.
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
817664; American Thunder; Cat-back; DOR/S; Aggressive sound; Toyota Tundra; 2009-2017
| Exhaust Series | American Thunder |
| Exhaust Type | Dual |
| Exit Position | Dual Rear Same Side |
| Exit Style | Straight |
| Heat Shield Attached | No |
| Inlet Diameter | 2.500 in. |
| Inlet Inside Diameter | 2.500 in. |
| Material | Stainless Steel |
| Muffler Part Number | Kit Only |
| Muffler Series | 40 Series Big Block |
| Outlet Diameter | 2.500 in. |
| Outlet Outside Diameter | 3.500 in. |
| Single Or Dual | Dual |
| Sound Level | Aggressive |
| System Type | Cat Back |
| Tail Pipe Diameter | 2.500 in. |
| Tip Diameter | 3.500 in. |
| Tip Length | 13.000 in. |
| Tip Quantity | 2 |
| Title | Flowmaster 817664 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Aggressive Sound |
| Tubing Diameter | 2.500 in. |
| Country of Origin (Primary) | US |
| Canadian Harmonizing Tariff Code | 8708925000 |
| Harmonized Tariff Code (Schedule B) | 8708925000 |
| Harmonized Tariff Code (HTS) | 8708925000 |
| MSDS Sheet Number | N |
| NAFTA Preference Criterion Code | B |
| Refurbished Part | N |
| Remanufactured Part | N |
| Stock Status | S |
| Warranty Special | Limited Lifetime |
| Warranty Special UOM | LF |
| UPC | 00700042029952 |
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