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Flowmaster 817674 American Thunder Cat-Back Exhaust System

(2007-2017 Jeep Wrangler; 2018 Jeep Wrangler JK)

Part of: Flowmaster American Thunder Cat-Back Exhaust System

Other options in this family: Flowmaster 17395 Flowmaster 817568 Flowmaster 17213 Flowmaster 818196 Flowmaster 818176

Manufacturer

Picture for manufacturer Flowmaster

Part Number

817674
14 reviews
Sale Price

$699.95

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

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No Hassle Returns

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Live-in-stock inventory

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Fitment guaranteed

Fitment guaranteed

Product Details

The Flowmaster 817674 American Thunder Cat-Back Exhaust System delivers an aggressive exhaust note and improved performance for your vehicle. This complete cat-back system is engineered to maximize exhaust flow while providing the distinctive Flowmaster sound that enthusiasts demand.

Key Features:

  • Stainless steel construction for maximum durability and corrosion resistance
  • Super HP2 laminar flow technology optimizes exhaust flow for increased horsepower
  • Utilizes factory hanger locations for straightforward bolt-on installation
  • Designed with maximum ground clearance for off-road and lowered applications
  • Mandrel-bent tubing maintains consistent diameter for optimal flow
  • Complete system includes all necessary hardware and clamps
  • Backed by Flowmaster's lifetime limited warranty

The American Thunder series represents Flowmaster's most aggressive sound level, perfect for truck and SUV owners who want maximum performance and a deep, powerful exhaust tone. Professional installation recommended for best results.

Products specifications

Fits

2007-2017 Jeep Wrangler; 2018 Jeep Wrangler JK

Brand

Flowmaster

Prop 65

Yes

California Proposition 65 Chemical Name

Chromium (hexavalent compounds)

California Proposition 65 Chemical Name

Nickel (Metallic)

Catalytic Converter Quantity

0

Category

Exhaust

Clamping Type

Flat Band

Clamps Included

Yes

Drive

4WD

Drive

2WD

Emission Code

5

Exhaust Series

American Thunder

Exhaust Tip Color

Silver

Exhaust Tip Connection

Welded

Exhaust Tip Cut

Angled

Exhaust Tip Edge

Rolled Edge Angle Cut

Exhaust Tip Finish

Polished

Exhaust Tip Intercooled

No

Exhaust Tip Length

3.75

Exhaust Tip Material

304 Stainless Steel

Exhaust Tip Quantity

1

Exhaust Tip Resonated

No

Exhaust Tip Shape

Round

Exhaust Tip Wall

Single Wall

Exit Style

Single Out Rear

Finish

Natural

Gasket Or Seal Included

No

Grade Type

Performance

Hangers Included

Yes

Heat Shield Included

No

Inlet Diameter

2.50

Inlet Type

Clamp-On

Mounting Bracket Included

Yes

Muffler Body Material

409 Stainless Steel

Muffler Body Shape

Oval

Muffler Finish

Black High-Temperature Paint Finish

Muffler Flanged Inlet

No

Muffler Flanged Outlet

No

Muffler Inlet Connection

Slip-Fit

Muffler Outlet Connection

Slip-Fit

Muffler Outlet Quantity

1

muffler part number

Kit Only

Muffler Quantity

1

Muffler Series

Super HP-2

Muffler Type

Chambered

Pipe Color

Silver

Pipe Material

409 Stainless Steel

Product Type

Exhaust System

Sound Level

Aggressive / Moderate

Spring Bolt Kit Included

No

Sub Category

Exhaust and Tail Pipes

Tail Pipe Quantity

Dual

Tail Pipe Quantity

2

Tail Pipe Tapered Outlet

No

Type

Cat-Back

Valve Included

No

Valve Type

Not Applicable

Warning

California Proposition 65

straight to the point.

Web Site easy to understand! Fast shipping and parts arrived on time or ahead of what was promised.

easy

fairly easy, shipping was expensive though

Easy to navigate site.

Great transaction. Fantastic prices, beat everyone elses.

Very fast checkout.

Had the lowest price around for a Thule 9025 bike rack. Shipping was also fast and inexpensive. I will be sure to use them again for future purchases. Order #9806 4/15/12

no problem's very good

FAST AND RELIABLE

I bought 2 pairs of Stainless Steel polished 12x16 mud flaps. I looked at quite a few mud flaps for my Escalade EXT, and these were the only ones I could find that were not plastic or rubber. They are excellent, heavy duty, polished stainless flaps; and mounting hardware was included. They were well packed, shipped fast and at a very reasonable amount. Best of all they were $26.00 cheaper a pair. So I saved $52.00, got fast delivery, and got a very nice product.....Thank you Autoplicity; definitely saved in my favorites....Bill in Pittsburgh, Pa.

Got my order fast and everything was correct. Thanks for the good deal, just need some rear ones next.

Had the cheapest parts I could find, shipped within 2 days. Very reasonable shipping rates.

The ordering was very easy and shipped quickly but sadly I made a big mistake as I ordered the wrong part. I would like to return the part if possible. Thank you.

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