American Thunder Cat Back Exhaust System American Thunder Cat Back Exhaust System Flowmaster Flowmaster's American Thunder cat-back exhaust system for the 2009-2018 Toyota Tundra pickup trucks with the 5.7L or 4.6L 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 in. tailpipes and 3.50 in. polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.Installation InstructionsThis Part Fits: Year Make Model Submodel 2012 Toyota Tundra 2012,2018 Toyota Tundra 2018 Toyota Tundra 2012 Toyota Tundra 2014-2015,2017 Toyota Tundra 1794 Edition 2014-2015,2017 Toyota Tundra 1794 Edition 2010 Toyota Tundra Base 2011 Toyota Tundra Base 2013 Toyota Tundra Base 2010-2011,2013 Toyota Tundra Base 2010 Toyota Tundra Limited 2010-2011,2013-2017 Toyota Tundra Limited 2010 Toyota Tundra Limited 2011,2013-2017 Toyota Tundra Limited 2013-2015,2017 Toyota Tundra Platinum 2013-2015,2017 Toyota Tundra Platinum 2014 Toyota Tundra SR 2016 Toyota Tundra SR 2017 Toyota Tundra SR 2014,2016-2017 Toyota Tundra SR 2010 Toyota Tundra SR5 2011 Toyota Tundra SR5 2013 Toyota Tundra SR5 2014 Toyota Tundra SR5 2016 Toyota Tundra SR5 2015 Toyota Tundra SR5 2017 Toyota Tundra SR5 2010-2011,2013-2017 Toyota Tundra SR5 brand Brand_Flowmaster Description_ASC 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 Description_ASC Part does not affect Vehicle Emissions Description_DEF Exhaust System Kit Description_DES American Thunder Cat Back Exhaust System Description_EXT American Thunder Cat Back Exhaust System; Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips; Description_INV 09-19 TUNDRA V8 AMT DOR/S 409S Description_LAB Made In Logo Description_LAB Proposition 65 Description_MKT Flowmaster's American Thunder cat-back exhaust system for the 2009-2018 Toyota Tundra pickup trucks with the 5.7L or 4.6L 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 in. tailpipes and 3.50 in. polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Description_SHO Exhaust System Kit Inlet Diameter 2.500 in. Material Stainless Steel Outlet Diameter 2.500 in. Title Flowmaster 817664 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Aggressive Sound vehicle Vehicle_Toyota Tundra 2nd Gen (2007-2013) vehicle Vehicle_Toyota Tundra 3rd Gen (2014-Present) WARNING CA Proposition 65 Yes WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Flowmaster's American Thunder cat-back exhaust system for the 2009-2018 Toyota Tundra pickup trucks with the 5.7L or 4.6L 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 in. tailpipes and 3.50 in. polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

Installation Instructions



This Part Fits:

Year Make Model Submodel
2012 Toyota Tundra
2012,2018 Toyota Tundra
2018 Toyota Tundra
2012 Toyota Tundra
2014-2015,2017 Toyota Tundra 1794 Edition
2014-2015,2017 Toyota Tundra 1794 Edition
2010 Toyota Tundra Base
2011 Toyota Tundra Base
2013 Toyota Tundra Base
2010-2011,2013 Toyota Tundra Base
2010 Toyota Tundra Limited
2010-2011,2013-2017 Toyota Tundra Limited
2010 Toyota Tundra Limited
2011,2013-2017 Toyota Tundra Limited
2013-2015,2017 Toyota Tundra Platinum
2013-2015,2017 Toyota Tundra Platinum
2014 Toyota Tundra SR
2016 Toyota Tundra SR
2017 Toyota Tundra SR
2014,2016-2017 Toyota Tundra SR
2010 Toyota Tundra SR5
2011 Toyota Tundra SR5
2013 Toyota Tundra SR5
2014 Toyota Tundra SR5
2016 Toyota Tundra SR5
2015 Toyota Tundra SR5
2017 Toyota Tundra SR5
2010-2011,2013-2017 Toyota Tundra SR5


brand Brand_Flowmaster
Description_ASC 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
Description_ASC Part does not affect Vehicle Emissions
Description_DEF Exhaust System Kit
Description_DES American Thunder Cat Back Exhaust System
Description_EXT American Thunder Cat Back Exhaust System; Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips;
Description_INV 09-19 TUNDRA V8 AMT DOR/S 409S
Description_LAB Made In Logo
Description_LAB Proposition 65
Description_MKT Flowmaster's American Thunder cat-back exhaust system for the 2009-2018 Toyota Tundra pickup trucks with the 5.7L or 4.6L 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 in. tailpipes and 3.50 in. polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Description_SHO Exhaust System Kit
Inlet Diameter 2.500 in.
Material Stainless Steel
Outlet Diameter 2.500 in.
Title Flowmaster 817664 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Aggressive Sound
vehicle Vehicle_Toyota Tundra 2nd Gen (2007-2013)
vehicle Vehicle_Toyota Tundra 3rd Gen (2014-Present)
WARNING CA Proposition 65 Yes
WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Flowmaster's American Thunder cat-back exhaust system for the 2009-2018 Toyota Tundra pickup trucks with the 5.7L or 4.6L 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 in. tailpipes and 3.50 in. polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

Installation Instructions



This Part Fits:

Year Make Model Submodel
2012 Toyota Tundra
2012,2018 Toyota Tundra
2018 Toyota Tundra
2012 Toyota Tundra
2014-2015,2017 Toyota Tundra 1794 Edition
2014-2015,2017 Toyota Tundra 1794 Edition
2010 Toyota Tundra Base
2011 Toyota Tundra Base
2013 Toyota Tundra Base
2010-2011,2013 Toyota Tundra Base
2010 Toyota Tundra Limited
2010-2011,2013-2017 Toyota Tundra Limited
2010 Toyota Tundra Limited
2011,2013-2017 Toyota Tundra Limited
2013-2015,2017 Toyota Tundra Platinum
2013-2015,2017 Toyota Tundra Platinum
2014 Toyota Tundra SR
2016 Toyota Tundra SR
2017 Toyota Tundra SR
2014,2016-2017 Toyota Tundra SR
2010 Toyota Tundra SR5
2011 Toyota Tundra SR5
2013 Toyota Tundra SR5
2014 Toyota Tundra SR5
2016 Toyota Tundra SR5
2015 Toyota Tundra SR5
2017 Toyota Tundra SR5
2010-2011,2013-2017 Toyota Tundra SR5


brand Brand_Flowmaster
Description_ASC 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
Description_ASC Part does not affect Vehicle Emissions
Description_DEF Exhaust System Kit
Description_DES American Thunder Cat Back Exhaust System
Description_EXT American Thunder Cat Back Exhaust System; Dual; Dual Rear Same Side Exit; 2.5 in. Tubing; 40 Series Big Block Mufflers; 3.5 in. Pol. Stainless Steel Tips;
Description_INV 09-19 TUNDRA V8 AMT DOR/S 409S
Description_LAB Made In Logo
Description_LAB Proposition 65
Description_MKT Flowmaster's American Thunder cat-back exhaust system for the 2009-2018 Toyota Tundra pickup trucks with the 5.7L or 4.6L 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 in. tailpipes and 3.50 in. polished stainless steel tips. This system is designed to fit regular cab/long bed, double cab/short bed and CrewMax models. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Description_SHO Exhaust System Kit
Inlet Diameter 2.500 in.
Material Stainless Steel
Outlet Diameter 2.500 in.
Title Flowmaster 817664 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Aggressive Sound
vehicle Vehicle_Toyota Tundra 2nd Gen (2007-2013)
vehicle Vehicle_Toyota Tundra 3rd Gen (2014-Present)
WARNING CA Proposition 65 Yes
WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

* SHIPPING POLICY

Free ground shipping is available on orders of at least $99.00 and is applicable only to the continental 48 states(Excludes Alaska & Hawaii). Please contact us if you live in either of the excluded states or if you are outside of the United States and we'll work with you on freight charges.

Some large or very heavy items may be excluded from the free shipping option.

Most items will ship directly from the manufacturer to speed up the shipment and will be invoiced at the time of the order.

Add items to your shopping cart and begin the checkout process to get a shipping quote for items that don't qualify for FREE SHIPPING.

Please note that shipping times quoted are ESTIMATES.
Shipping estimates do not include order processing time.

Most items Ship within 3-5 Business Days. You'll receive a shipping update as soon as it is available.

We are a New Jersey based business, therefore we must collect N.J sales tax on all orders being shipped within the state of New Jersey.

Some parts are not CARB legal for use in California or other states with similar laws/regulations.

 

REFUND POLICY

We offer a 30-day return/exchange policy.

No returns after thirty (30) days from the date the product(s) were delivered.

New Product Returns

  • Product must be in original unopened condition.
  • Return Merchandise Authorization (RMA) Numbers must be requested within 30 days from the original invoice date.
  • Return Merchandise Authorization (RMA) Numbers will expire after 14 days of issue date.

Non-Returnable Products

  • Special order items
  • Items that have been installed, mounted, welded, or altered in any way
  • Electronic tuners that are VIN Locked

Return of Defective Items/Warranty

  • Defective- Items that do not function correctly or are flawed in a material way at the time of receipt are considered defective.
  • Warranty- Items that stop working after installation can be considered for warranty.
    • Warranties and repairs are handled by the manufacture not Off-Road Bros.
    • Manufacture warranty information is available on manufacture web sites and may vary.
    • Warranty Credits are not guaranteed and may vary depending on the manufacture.

The manufacturer may require you to work directly with them to authorize the return of defective or warranty items. We can help customers in obtaining the information from the manufactures for the return of defective or warranty items. However Off-Road Bros may not always be able to accept the return directly.

Parts Damaged in Shipping

  • Credit for damaged packages is dependent on carrier claim results.
  • Expedited shipping is at the customer’s expense for replacement of damaged items.

Electronics

  • Electronic products are not returnable, with the exception of unopened items within 30 days and items received in damaged or defective condition.
  • An RMA will not be given without a serial number. Serial numbers will be cross referenced with and must match our database. If they do not match, an RMA Number will not be issued.
  • When returned item is received, the serial number will be checked and must match the RMA for credit to be issued.

All returns are subject to a 10% restocking fee and MUST be approved prior to processing. Returns must be sent back to the supplier or manufacturer within 14 days of approval. Your return approval will have specific instructions on where to return. 

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Refunds (if applicable)
Please contact us at sales@Offroadbros.com to request a refund.

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.

If you are approved, then your refund will be processed, and a credit will automatically be applied to your original method of payment, within 3-5 business days, minus the 10% restocking fee and shipping charges.

Exchanges (if applicable)
We will only replace items if they are defective or damaged from the manufacturer. If you need to exchange it for the same item, send us an email at sales@offroadbros.com.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

Return Shipping
To return your product, send us an email at sales@Offroadbros.com for further instructions.

Return shipping and insurance on non-warranty returns is the responsibility of the customer.

You will be responsible for paying for your own shipping costs for returning your item unless the mistake was ours. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

If you are shipping an item over $100, we highly recommend using a track-able shipping service and purchasing shipping insurance.

** NO REFUNDS ON E-GIFT CARDS **