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Flowmaster 817680 American Thunder Cat-Back Exhaust System

(2007-2013 Chevrolet Silverado 1500; 2007-2013 GMC Sierra 1500)

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

817680
14 reviews
Sale Price

$1,249.95

3 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The Flowmaster 817680 American Thunder Cat-Back Exhaust System delivers aggressive sound and enhanced performance for your vehicle. Engineered with Flowmaster's signature Delta Flow technology, this complete cat-back system maximizes exhaust flow while producing that distinctive deep, powerful tone Flowmaster is known for.

Key Features:

  • Delta Flow Technology for optimal exhaust scavenging and performance gains
  • Premium stainless steel construction for superior corrosion resistance and durability
  • Dyno-tuned design engineered for maximum horsepower and torque gains
  • Mandrel-bent tubing maintains consistent diameter for unrestricted flow
  • Complete bolt-on cat-back system includes muffler, tailpipe, and necessary hardware
  • Aggressive exhaust note with moderate interior sound levels
  • Backed by Flowmaster's Lifetime Limited Warranty

This American Thunder series exhaust system provides the perfect balance of performance and sound, delivering noticeable power improvements and that classic muscle car tone. The high-quality stainless steel construction ensures years of reliable service while resisting rust and corrosion. Professional installation is recommended for proper fit and performance.

Products specifications

Fits

2007-2013 Chevrolet Silverado 1500; 2007-2013 GMC Sierra 1500

Tip Cut

Angle

Tip Edge Style

Cut

Tip Finish

Polished

Tip Shape

Round

Tip Type

Double Wall

Inlet Inside Diameter

2.500 in.

Tip Diameter

3.500 in.

Outlet Outside Diameter

3.500 in.

System Type

Cat Back

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

California Proposition 65 Chemical Name 2

Chromium (hexavalent compounds)

California Proposition 65 Chemical Name 1

Nickel (metallic)

California Proposition 65 Chemical Name

Nickel (Metallic)

California Proposition 65 Chemical Name

Chromium (hexavalent compounds)

Exit Position

Dual Rear Same Side

Heat Shield Attached

No

Color

Black

Material

Stainless Steel

Shape

Oval

Muffler Count

1

Tubing Diameter

2.500 in.

Outlet Diameter

2.500 in.

Tip Quantity

2

Tail Pipe Diameter

2.500 in.

Exhaust Type

Dual

Tip Material

Stainless Steel

Single or Dual

Dual

Tip Length

13.000 in.

Title

Flowmaster 817680 Cat-back System - DOR/S - American Thunder - Moderate/Aggressive Sound

Brand

Flowmaster

Catalytic Converter Included

No

Catalytic Converter Quantity

0

Category

Exhaust

Clamping Type

Flat Band

Clamps Included

Yes

Drive

2WD

Drive

4WD

Emission Code

5

Exhaust Series

American Thunder

Exhaust Tip Color

Silver

Exhaust Tip Connection

Clamp-On

Exhaust Tip Cut

Angled

Exhaust Tip Edge

Angle Cut

Exhaust Tip Finish

Polished

Exhaust Tip Intercooled

No

Exhaust Tip Material

304 Stainless Steel

Exhaust Tip Quantity

2

Exhaust Tip Resonated

No

Exhaust Tip Shape

Round

Exhaust Tip Wall

Double Wall

Exit Style

Dual Out Side

Exit Style

Dual Out Rear

Finish

Natural

Gasket Or Seal Included

No

Grade Type

Performance

Hangers Included

Yes

Heat Shield Included

No

Inlet Diameter

3.00

Inlet Type

Flanged

Mount Type

Flanged

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

2

muffler part number

Kit Only

Muffler Quantity

1

Muffler Series

Super 40 Series

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

2

Tail Pipe Quantity

Dual

Tail Pipe Tapered Outlet

No

Tip Logo

Embossed

Type

Cat-Back

Valve Included

No

Valve Type

Not Applicable

Warning

California Proposition 65

Found what I needed quickly and at the best price. Thank you Autoplicity!!!

Hoping for fast shipping, Thank you

Autoplicity always has the lowest prices and they ship extremely quickly!

great price and quick shipping !!!

It was a great experience! This was my first time shopping with you guys, and I couldn't be more impressed. Great prices.

Nice

Great buying experience

Good price

Great price. Better than Amazon!

Fast , Smooth transaction

Fast, simple, best price and best shipping charge!!

Good product, great price, will do business again.

thanks for the quick service

Great service and packaged really nicely!

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