Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Since 1952
in
in
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Add to Cart
$988.05
$701.96
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500

Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500

Cat-Back Exhaust System Type, Single | Dual Exit Single or Dual, 2.5" Exhaust Pipe Size

0 Reviews | 0 Answered Questions
Factory Shipped
Ships FREE
Select your vehicle to verify fitment.
Select Vehicle
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
X
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Flowmaster 817669 American Thunder Exhaust Kit, 2014-17 GM 1500
Zoomed In Image
We estimate this item will ship on or before December 17th.
Part # 378817669
Save 28%
$701.96
$988.05
kit
Call to Order
Add to Buildlist
Compare
Details
Reviews
Q&A
Videos & Articles

Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Flowmaster to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

Exhaust System Type:
Cat-Back
Single or Dual:
Single | Dual Exit
Exhaust Pipe Size:
2.5"
Exhaust Exit:
Dual Split Rear/Split Side
Sound Level:
Moderate/Aggressive
Muffler(s) Included:
Yes
Muffler Quantity:
1
Muffler Connections:
Single Inlet | Dual Outlet
Drivetrain:
RWD/4WD
Exhaust Tip Included:
Yes
Exhaust Tip Quantity:
2
Exhaust Tip Shape:
Round
Exhaust Tip Cut:
Angle
Exhaust Tip Edge Style:
Rolled Edge | Double-Wall
Exhaust Tip Size:
3.50"
Exhaust Tip Length:
13"
Exhaust System Material:
409S Stainless Steel
Exhaust System Finish:
Natural
Exhaust Pipe Color:
Natural
Muffler Series:
Super 40 Series
Muffler Material:
409 Stainless Steel
Muffler Color:
Black
Exhaust Tip Material:
304 Stainless Steel
Exhaust Tip Finish:
Polished
Exhaust Tip Color:
Natural
Inlet Quantity:
1
Inlet Size:
3
Outlet Size:
2.50
Tailpipe Diameter:
2.5"
Catalytic Converter(s) Included:
No
Hardware Included:
Yes
Heat Shield:
No
MFG. Part #:
817669
Sold in Quantity:
Kit
GTIN Code:
700042030033

Rebates

HolleyDays INSTANT REBATE. Select Holley, MSD, Mr Gasket, Earl's Performance, Demon Carburetion, Weiand, Lakewood, Superchips, Diablo Sport, RacePak, Hooker, NOS, Flowtech, Frostbite Performance Cooling, Mallory Ignition, STS Turbo, Hays, Accel, Quick Time, Edge, Quick Fuel, Anvil, Bright Earth, Flowmaster, Hurst, B&M, APR, Dinan, XDR discounted up to 10% through December 31, 2019.

Info

Flowmaster's American Thunder cat-back exhaust system for the 2014-2017 GM 1500 trucks is perfect for the person looking for an aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster. This bolt-on DOR/DOS (Dual Out Rear/ Dual Out Side) emissions-legal system, for the Crew Cab and Double Cab models with 4.3L V6 or 5.3L V8 engine, features a stainless steel Super 40 Series muffler and dual 2.50" stainless steel mandrel bent tailpipes. The system finishes off with polished 3.50" stainless steel tips. The exhaust system is manufactured in the USA and is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

  • Stainless Steel Construction
  • Great Performance Tone
  • Patented Delta Flow Technology
  • Lifetime Limited Warranty

Installation Instructions (PDF)

Application

2014-2017 Chevrolet Silverado 1500 325 CID/5.3L V8
2014-2017 Chevrolet Silverado 1500 4.3L V6
2014-2017 GMC Sierra 1500 325 CID/5.3L V8
2014-2017 GMC Sierra 1500 4.3L V6

Notes

Fits 2014-2017 Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 4.3L V6 or 5.3L V8 gas engine. Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft.
Some parts are not legal for use in California or other states with similar laws/regulations

More Like This

Reviews

Q & A

Videos & Articles
  • If you're ready to get your street machine sounding as good as it looks, it's important to know how each muffler will affect your sound and performance. Take a listen and decide which muffler is best for your rod.
  • Pat shows that exhaust can make a difference on even your daily driver. Check out this video of Pat with the Hooker Muffler installed on his '03 Suburban.
  • Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
  • Jeremy explains the different options of headers that Speedway Motors offers for Demolition Derby cars. Watch this video to see a variety of options and the benefits of certain headers.

You May Also Like

Suggestions
`
Error
X
Note
X
Ok