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Home / Exhaust / Catback / Flowmaster 07-13 GM 1500 5.3L SS Force II Cat-Back Exhaust System
Flowmaster 07-13 GM 1500 5.3L SS Force II Cat-Back Exhaust SystemRepresentative image
Appearance and included parts may differ. Image availability does not confirm fitment or availability.
Flowmaster

Flowmaster 07-13 GM 1500 5.3L SS Force II Cat-Back Exhaust System

PART 817523CATEGORY Catback
$949.95
MSRP $1,068.95You save $119.00
$949.95
1

Product information

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

Supplier details checked 2026-09-23 · Test catalog

Product description

2007-2008 GM Silverado/Sierra 1500 4.8L, 5.3L engine flex fuel. All wheelbases except EC/LB. Also fits 2009-2013 GM Silverado/Sierra 1500 with 5.3L Extended Cab/6-ft bed and CC/5.5ft bed. - Mild sound

Flowmaster Force II Cat-back Exhaust System

Features

Includes Hangers and all Hardware for an Easy Installation

Mandrel Bent 16 gauge Stainless Steel Tubing

Connects After Factory Catalytic Converter

Stock to Mild Exterior Exhaust Tone

Lifetime Limited Warranty

Minimal Interior Drone

Manufacturer notes

Fits 2007-2008 GM Silverado/Sierra 1500 4.8L, 5.3L engine flex fuel, all wheelbases except EC/LB. Also fits 2009-2013 GM Silverado/Sierra 1500 with 5.3L EC/6ft bed and CC/5.5ft bed.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Catback
UPC / barcode
700042025121
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 07-13 GM 1500 5.3L SS Force II Cat-Back Exhaust System

0713 GM 1500 53L FII SOS 409S

SYS 07-13 GM 1500 5.

About the manufacturer

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster® Cat-back exhaust system provides. This Force II single exhaust system includes all stainless steel 3.00-inch mandrel-bent tubing flowing into a Super 50™ Series muffler, uses the factory hanger locations and has a large single tailpipe finished off with a 3.50-inch polished stainless steel tip. This Force II® system delivers a mild exterior and interior tone, and is suited to customers looking for efficiency improvements without a lot of noise. Especially recommended for towing applications. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation and are covered by our Lifetime Limited Warranty. Notes: Also fits 2009-2013 GM Silverado/Sierra 1500 with 5.3L Extended Cab/6-ft bed and CC/5.5ft bed.

Additional manufacturer information

SYS 07-13 GM

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Flowmaster 07-13 GM 1500 5.3L SS Force II Cat-Back Exhaust System | Q40 Motorsports