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Home / Exhaust / Catback / Flowmaster 11-19 GM 2500HD 6.0L CCB Force II Cat-Back Exhaust System
Flowmaster

Flowmaster 11-19 GM 2500HD 6.0L CCB Force II Cat-Back Exhaust System

PART 817451CATEGORY Catback
$1,049.95
MSRP $1,181.95You save $132.00
$1,049.95
1
LISTED BY THE MANUFACTURER FOR

“...his Force II® Cat-back exhaust system is specifically designed for 2011-2019 GM Silverado/Sierra 2500HD/3500HD crew cab/short bed trucks with the 6.0L engine...”

Confirm fitment with the part number before ordering.

Product information

Manufacturer information. Check the part number and installation requirements for your vehicle.

Supplier details checked 2026-09-23 · Test catalog

Product description

2011-2019 Chevrolet/GMC 2500/3500HD trucks with 6.0L engine. Fits Crew cab/short bed. - Moderate to mild sound

Flowmaster Force II Cat-back Exhaust System

Features

Includes Hangers and Hardware for and Easy Installation

Large 4.00-inch Polished 304 Stainless Steel Tip

3.50-inch Mandrel bent Stainless Steel Tubing

Connects After Factory Catalytic Converter

50 Series "Big Block" Performance Muffler

Uses the Factory Hanger Locations

Quick and Easy Easy Installation

Moderate Exterior Exhaust Tone

Lifetime Limited Warranty

Manufacturer notes

Fits 2011-2019 Chevrolet/GMC 2500/3500HD trucks with 6.0L engine. Fits 2/4 wheel drive Crew cab/short bed models.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Catback
UPC / barcode
700042025435
Units per product
1
Supplier Proposition 65 status
Y
Supplier EPA status
N/A
Air freight prohibited
No
Not CARB approved
No
CARB acknowledgement required
Yes
Freight delivery required
No
Powersports product
No
More manufacturer information

Other product descriptions

Flowmaster 11-19 GM 2500HD 6.0L CCB Force II Cat-Back Exhaust System

1119 GM 2500HD 60L CCSB FII SOS

SYS 11-19 GM 2500HD

About the manufacturer

This Force II® Cat-back exhaust system is specifically designed for 2011-2019 GM Silverado/Sierra 2500HD/3500HD crew cab/short bed trucks with the 6.0L engine. This emissions legal system is constructed from 3.50-inch mandrel-bent stainless steel tubing flowing into a 50 Series Big Block™ performance muffler for a mild to moderate tone inside and moderate sound level outside the truck. The tailpipe exits behind the right rear tire, which is ideal for towing applications, and is finished off with a large 4.00-inch polished stainless steel tip. The system uses the factory hanger locations making for a quick and easy installation. Includes all necessary parts, hardware, and detailed instructions for an easy installation you can do at home. Covered by our Limited Lifetime Warranty. Note: Fits 2 and 4 wheel drive Crew Cab models with the 6.5ft bed.

Additional manufacturer information

SYS 11-19 GM

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