✨ Get 20% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Believe It Flowmaster 817486 American Thunder Cat Back Exhaust System Tool [CzhL0EOx]

$49.99 $159.99 -69%

For the person who is looking for a complete Cat-back dual exhaust system with a moderate tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. Force II systems deliver a moderate

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

For the person who is looking for a complete Cat-back dual exhaust system with a moderate tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. Force II systems deliver a moderate interior and exterior tone and are suited to the enthusiast who wants their performance to 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.

Installation Instructions



Specifications:

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_ASM Fits 2009 to 2018 Toyota Tundra with a 5.7L I-Force V8 engine and 4.6L engine; fits 2 and 4 wheel drive; will not fit regular cab and short bed or the double cab and long bed configurations. Will only fit models built after 08/01/2008.
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; Incl. 2.5 in. Tubing/Super 50 Series™ Big Block Muffler/3.0 in. Rolled Edge Stainless Tips;
Description_FAB 3 Year Limited Warranty
Description_FAB Dyno Tuned for Maximum Performance
Description_FAB Includes Hangers And Hardware For Easy Installation
Description_FAB Made in the USA
Description_FAB Mandrel Bent Tubing
Description_FAB Premium Flowmaster Quality
Description_INV 09-19 TUNDRA V8 FII DOR/S 409S
Description_INV Stainless Kits
Description_KEY Exhaust; Kit; Toyota; Tundra; Stainless; Performance
Description_MKT For the person who is looking for a complete Cat-back dual exhaust system with a moderate tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. Force II systems deliver a moderate interior and exterior tone and are suited to the enthusiast who wants their performance to 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.
Description_SHO Exhaust System Kit
height 15.0
length 52.5
LTL N
weight 78.5
width 16.5

What Our Customers Say

January 4, 2026

Absolutely no complaints!

An excellent addition to my collection.

- Leopold H..

January 4, 2026

Absolutely no complaints!

It’s a very sound and well-made tool.

- Carmela O..

January 4, 2026

Absolutely no complaints!

A superb item that I gladly recommend.

- Niamh S..

Write a Review

You Might Also Like

Discover more great products from our collection.

Penguard Topcoat   - Ral 4003

Penguard Topcoat - Ral 4003

(43)
$21.99 $70.99 -69%
Double

Double

(636)
$36.99 $118.99 -69%
Thule Chariot Jogging Kit 2

Thule Chariot Jogging Kit 2

(20)
$34.99 $111.99 -69%
Embroidered Art Silk

Embroidered Art Silk

(165)
$22.99 $73.99 -69%
ORTEGA OSOCADN-BX WESTERN

ORTEGA OSOCADN-BX WESTERN

(14)
$29.99 $95.99 -69%
Twenty Series China 18''

Twenty Series China 18''

(319)
$49.99 $159.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY