Skip to content

Flowmaster 817730 American Thunder Cat Back Exhaust System

SKU ds_BDXN_817730
Proudly Canadian

Albertan Owned

Supporting Canadian truckers since 2018
Secure Payments

Financing Available

SSL encrypted checkout with financing options
Trusted Brands

Top-Quality Suppliers

Authorized dealer for Fox, Bilstein, BFGoodrich & 50+ brands
Sold out
Original price $1,855.80 - Original price $1,855.80
Original price $1,855.80
$1,855.80
$1,855.80 - $1,855.80
Current price $1,855.80
Availability:
Out of stock
Description
2015 - 2017 Ford Mustang GT, 5.0L, V8, Fastback/Hardtop Only, Cat-back, 3.00" Mandrel Bent Tubing, Dual System, 60 Series Mufflers, 4.00" Polished Tips, American Thunder, DOR, 409S Stainless Steel.
Resources
Installation Instructions

Specifications

California Proposition 65 Chemical Name 1 Nickel (metallic)
California Proposition 65 Chemical Name 2 Chromium (hexavalent compounds)
Catalytic Converter Included No
Color Black
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 2015-2017 Ford Mustang GT Fastback with 5.0L V8 engine.
Description_DEF Exhaust System Kit
Description_DES American Thunder Cat Back Exhaust System
Description_EXT American Thunder Cat Back Exhaust System; Dual; Dual Out Rear Exit; Incl. 3.0 in. Tubing/60 Series™ Mufflers; 409 Stainless Steel;
Description_FAB Aggressive Exterior Exhaust Tone
Description_FAB Dyno Tuned for Maximum Performance
Description_FAB Incl. Hangers and Hardware For Easy Installation
Description_FAB Lifetime Limited Warranty
Description_FAB Made in the USA
Description_FAB Mandrel Bent 16ga 409 Stainless Tubing
Description_FAB Patented Delta Flow Technology
Description_FAB Premium Flowmaster Quality
Description_INV 15-17 MUSTANG GT 5.0L CB AMT 409S
Description_KEY 817730;Cat-back; exhaust; stainless steel; american;thunder
Description_LAB Made In Logo
Description_LAB Proposition 65
Description_MKT 2015 - 2017 Ford Mustang GT, 5.0L, V8, Fastback/Hardtop Only, Cat-back, 3.00" Mandrel Bent Tubing, Dual System, 60 Series Mufflers, 4.00" Polished Tips, American Thunder, DOR, 409S Stainless Steel.
Description_MKT The Flowmaster American Thunder Cat-back exhaust system is designed for 2015-2017 Ford Mustang GT 5.0L coupes and is perfect for the person looking for an aggressive sound level outside of the car, while maintaining a moderate sound level inside the car. This bolt-on emissions-legal system features our exclusive dual 3.00-inch mandrel-bent Scavenger Series X-pipe assembly for maximum power and a deep unique tone. The Scavenger X-pipe exits into a pair of specially designed 60 Series performance mufflers with 3.00-inch mandrel-bent tailpipes and are finished off with large 4.00-inch polished stainless steel tips. Designed for an easy fit, this system uses the factory hanger locations and includes all necessary parts and hardware for an installation you can do at home. Note: Does not fit Convertibles.
Description_SHO Exhaust System Kit
Exhaust Type Dual
Exit Position Dual Rear
Exit Style Straight
Heat Shield Attached No
height 11.8
Inlet Diameter 3.000 in.
Inlet Inside Diameter 3.000 in.
length 72.0
LTL N
Material Stainless Steel
Mount Type Flanged
Muffler Count 2
Muffler Part Number Kit Only
Muffler Series 60 Series
Muffler Type Welded Baffle
Outlet Diameter 3.000 in.
Outlet Outside Diameter 3.000 in.
Shape Oval
Single or Dual Dual
Sound Level Moderate/Aggressive
System Type Cat Back
Tail Pipe Diameter 3.000 in.
Tip Cut Angle
Tip Diameter 4.000 in.
Tip Edge Style Cut
Tip Finish Polished
Tip Length 5.250 in.
Tip Logo Embossed
Tip Material Stainless Steel
Tip Quantity 2
Tip Shape Round
Tip Type Double Wall
Title Flowmaster 817730 Cat-back Exhaust System - American Thunder - DOR - Moderate/Aggressive Sound
Tubing Diameter 3.000 in.
WARNING CA Proposition 65 Yes
WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
weight 67.6
width 25.6
Fitment
Here's What OUR CUSTOMERS Have to Say:

Since 2018, We've Shipped Over 35,000 Automotive Parts to Canadian Customers.

4.6/5

+3,076 Verified Reviews

Easy to find and order. Customer service was responsive and helpful. It fit my vehicle and is protecting the back of it very well

Specific parts for my vehicle were easy to find Shipping was good and website is clear and easy to use

Very happy with the running boards, and the shipping was prompt.

Super easy, discount code worked well for my order

I will buy from here again.

Easy to use site, comprehensive descriptions. Relevant results

Quick shipping, good prices. Great selection of products.

Super easy, discount code worked well for my order

Easy buying process. Fast shipping. Lots of selection!

Great prices looking forward for possible tonneau cover from your site

Quick response and went the extra mile to answer my questions. Very professional and knowledgeable, having nothing but good things to say about the team at TPS

Fast and Quick,easy to understand The product was excellent and packaged extremely well, I would recommend them to all my friends.

The staff was very helpful and the price point is fair. Rafael was very accomodating and responsive to request to cancel order and reorder a different tuner.

Excellent service and price is good too Thanks.

Good service !

Purchasing process was extremely fast and simple, and the product came on time. 5/5 stars.

Need Help? We've Got Answers.

Find quick solutions to the most common questions about shipping, returns, compatibility, and support.

How do I know if a part fits my truck?

Use our vehicle filter by entering your truck’s year, make, and model. If you're unsure, our support team is happy to help.

Do you ship across Canada?

Yes! We ship to all provinces and territories in Canada. Free shipping is available on qualifying orders.

How long will it take to receive my order?

Delivery times vary depending on your location and item availability. Most orders arrive within 2–7 business days.

What is your return policy?

We accept returns within 30 days of delivery, as long as the item is unused and in its original packaging.

How can I contact customer support?

You can reach us via email, phone, or through the contact form on our website. Our team is ready to assist you.

Still have questions?

Our team is here to help — reach out and we'll get back to you as soon as possible.

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare