Flowmaster Exhaust Toyota Tundra V8 (2009-2021) Catback- American Thunder 817664

The American Thunder® cat-back exhaust system for 2009-2021 Toyota Tundra trucks with the 4.6L, 4.7L or 5.7L engine is perfect for the person looking for an deep aggressive exterior tone with a mellow growl inside the truck and all of the performance benefits you expect from Flowmaster®. This bolt-on emissions-legal system features all stainless steel construction, a specially designed dual inlet Super 40® Series muffler flowing into dual 2.50-inch mandrel-bent tailpipes for maximum performance with a deep tone. The kit comes with two sets of final pipes for either a dual out the back look or dual out behind the rear tires, which is beneficial for towing. The tailpipes are finished off with a pair of 3.50-inch double wall polished stainless steel tips. The system includes all necessary parts and hardware for easy at home installation. Note: Fits 2/4 wheel drive. Does not fit regular cab/short bed or double cab/long bed models. Only fits 2009 models built after 08/2008.

Fitment Information

• Toyota Tundra V8  4.6L / 5.7L (2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018)
• Fits 145" Wheelbase Models Only.

Emissions Compliance

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.

Specs & Features

• Large 3.50-inch Polished 304 Stainless Steel Tips
• Side Exit Tailpipes Ideal for Towing Applications
• Mandrel-bent Stainless Steel Construction
• Super 40 Series Performance Muffler
• Deep Aggressive Performance Tone
• Uses the Factory Hanger Locations
• Multiple Exit Styles Provided in Kit
• Includes all Necessary Hardware
• Clears the Factory Spare Tire
• Lifetime Limited Warranty
• Easy Installation

• 2WD/4WD - RWD/4WD
• California Proposition 65 Chemical Name - Chromium (hexavalent compounds) / Nickel (Metallic)
• California Proposition 65 Required - Yes
• Emission Code - 5
• Exhaust Series - American Thunder
• Exit Position - Dual Out Rear / Dual Out Side
• Heat Shield - No
• Inlet Diameter (in) - 2.5
• Material - Stainless Steel
• Muffler Quantity - 1
• Muffler Series - 40 Series Big Block
• Outlet Diameter (in) - 2.5
• Product Type - Exhaust Systems / Kits
• Single Dual -  Dual
• Sound Level - Aggressive Sound
• System Type - Cat-back System
• Tip Diameter (in) - 3.5
• Tip Quantity - 2
• Tubing Diameter (in) - 2.5
• Includes hangers and hardware for easy installation

For the person who is looking for a complete Cat-back exhaust system. These systems are mandrel bent for maximum performance and include specially selected mufflers. This American Thunder system delivers a moderate interior and exterior tone and is suited to the enthusiast who wants their performance to Cat-back Exhaust be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

Product Description

The legendary Flowmaster exhaust system gives your car a unique sound that you can only get from Flowmaster.  Designed to have excellent fitment, performance and sound.  Flowmaster exhaust systems are dyno tuned for maximum performance.

Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.