Flowmaster ::::: Flowmaster 817640 Cat-Back System 409S for 2011-2015 Chevy

Flowmaster 817640 Cat-back System 409S - Single Side Exit - Force II - Mild/Moderate Sound

Flowmaster Force II cat-back exhaust system for the 2011 to 2015 GM 2500HD and 3500HD extended cab and short bed truck is perfect for the person looking for mild to moderate sound levels with all of the performance benefits that you would expect from Flowmaster. This bolt on emissions legal system for the 6.0L V8 gasoline engines features a 50 Series Big Block muffler, mandrel bent 3.50 inch stainless steel tubing, and a polished 4.00 inch stainless steel tip with Flowmaster's logo embossed into it. 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.

Features:

• Stainless Steel Construction
• Dyno Tuned For Maximum Performance
• Patented Delta Flow Technology
• Lifetime Limited Warranty

Product Specification:

• 2WD/4WD: RWD/4WD
• Exhaust Pipe Bend Type: Assorted
• Exhaust Pipe Max Diameter (in): 2.50
• Heat shield: None
• Inlet dia: 3.5
• Material: 409S Stainless Steel
• Muffler part number: Kit Only
• Muffler qty: 1
• Muffler series: 50 Series Big Block
• Outlet dia: 3.5
• Single/Dual: Single
• Sound level: Mild/Moderate
• System type: Cat-back
• Tip dia: 4
• Tip length: 10
• Tip qty: 1
• Tubing dia: 3.5

Fitments:

• 2011-2015 Chevrolet Silverado 2500 HD LT V8, 6.0L
• 2011-2015 Chevrolet Silverado 2500 HD LTZ V8, 6.0L
• 2011-2015 Chevrolet Silverado 2500 HD WT V8, 6.0L
• 2011-2013 Chevrolet Silverado 3500 HD LT V8, 6.0L
• 2011-2013 Chevrolet Silverado 3500 HD LTZ V8, 6.0L
• 2011-2013 Chevrolet Silverado 3500 HD WT V8, 6.0L
• 2015 GMC Sierra 2500 HD Base V8, 6.0L
• 2015 GMC Sierra 2500 HD Denali V8, 6.0L
• 2011-2015 GMC Sierra 2500 HD SLE V8, 6.0L
• 2011-2015 GMC Sierra 2500 HD SLT V8, 6.0L
• 2011-2013 GMC Sierra 2500 HD WT V8, 6.0L
• 2012-2013 GMC Sierra 3500 HD SLE V8, 6.0L
• 2012-2013 GMC Sierra 3500 HD SLT V8, 6.0L
• 2012-2013 GMC Sierra 3500 HD WT V8, 6.0L

Note: Extra Cab with a Standard Bed Only.
Fits 2011 to 2015 Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD Trucks with 6.0L V8 gasoline engines. Fits Extra Cab with a Standard Bed only.