SKU: 6775654215

Flow Fx Direct Fit Muffler Fits 20-26 GM 2500Hd/3500Hd 6.6L Gas Engine Ffx Direct Fit Muffler Exhaust System, 409 Stainless Steel Flowmaster

Sale price$260.96 Regular price$289.96
Save 10%

Pay in installments of $72.49 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 28 - Sep 2

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Flow Fx Direct Fit Muffler Fits 20-26 GM 2500Hd/3500Hd 6.6L Gas Engine Ffx Direct Fit Muffler Exhaust System, 409 Stainless Steel FlowmasterFlowmaster's FlowFX Direct Fit Muffler exhaust system for the 2020 2026 GM 2500HD and 3500HD trucks with the 6. 6L gas engines gives you a great value packed way to help you customize your GM truck to your personality. This performance muffler system fits both 2 4 Wheel drive models and is manufactured from 409 stainless steel for years of trouble free service and performance. Features include a 3. 50 inch inlet pipe leading into a 409 stainless steel

Flowmaster's FlowFX Direct-Fit Muffler exhaust system for the 2020-2026 GM 2500HD and 3500HD trucks with the 6.6L gas engines gives you a great value packed way to help you customize your GM truck to your personality. This performance muffler system fits both 2/4 Wheel drive models and is manufactured from 409 stainless steel for years of trouble-free service and performance.

Features include a 3.50-inch inlet pipe leading into a 409 stainless steel Flow FX series straight-through muffler for great sound and maximum performance and no drone. The muffler then connects to the factory tailpipe for a simple and effective performance upgrade. Max dyno gains of 7 hp and 5 lb-ft at the rear wheels. This results in better acceleration and towing performance. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Kits include installation instructions and all necessary hardware. Backed by Flowmaster's Lifetime Limited Warranty.

  • 3.5-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • A tuned Flow FX style muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow with no drone
  • Max increases of up to 7 hp and 5 lb-ft over the stock exhaust at the wheels
  • Tuned performance muffler eliminates interior drone
  • Maintains factory warranty
  • Lifetime Limited Warranty
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 6775654215

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.0 ★★★★★
Based on 16 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
SC
Grantham, US
★★★★★ 5
Helpful
I’ve used Chuckit ball launchers, this one is foldable, great for my back pack when camping with my dog
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 27, 2026
I
Verified Purchase
Ihor Ohiievych
Draper, US
★★★★★ 5
Nice
Size: 16P, Color: colored, Size: 16P, Color: colored
The balls are in very beautiful colors and of high quality, it is very convenient that the set includes a bag for the balls
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
J
Verified Purchase
Jocelyn Cantarero
Birmingham, US
★★★★★ 5
Not that sturdy but they do the job!
Size: 16P, Color: colored, Size: 16P, Color: colored
Great tennis balls! They don’t squeak. Not chew resistant!! lol If you have a heavy chewer I don’t recommend UNLESS your dog loves to destroy balls and it brings them joy then go for it (that’s why I bought them) 10/10
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
L
Verified Purchase
lusCiousLoop
Birmingham, US
★★★★★ 5
Tennis balls save the day
Size: 16P, Color: colored
Good price and good quality of tennis balls
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
M
Verified Purchase
mikeholtsclaw
Carnegie, US
★★★★★ 5
Good balls
Size: 16P, Color: colored
Exactly what i needed
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026

recommand products