Flowmaster 817603 Cat-Back System 409S for 11-14 Chevrolet/GMC

Flowmaster 817603 Cat-back System 409S - Single Side Exit - Force II - Moderate Sound

This stainless steel bolt on exhaust system for the 2011 to 2015 GMC and Chevrolet 1500, crew cab / short bed and extra cab / standard bed with 6.2L engine uses Flowmaster's 50 Series Big Block muffler for a muscular exterior sound and 3.50 in. mandrel bent tubing throughout. The system features a polished, 4.00 in. embossed stainless tip and delivers noticeable performance gains while offering a moderate sound level inside and out. The system is a true bolt on with an OE style ball flange connection and it utilizes the factory exhaust hangers for easy at home installation. Flowmaster's lifetime limited warranty protects your investment for the life of the vehicle.

Features:

• Stainless Steel Construction
• Dyno Tuned For Maximum Performance
• Patented Delta Flow Technology
• Flowmaster Quality

Product Specification:

• 2WD/4WD: RWD/4WD
• Exhaust series: Force II
• Exit Position: Single Side Exit
• Heat shield: None
• Inlet diameter (inches): 3.50
• Material: Stainless Steel
• Muffler part number: Kit Only
• Muffler quantity: 1
• Muffler series: 50 Series Big Block
• Outlet diameter (inches): 3.50
• Single/Dual: Single
• Sound level: Moderate Sound
• System type: Cat-back System
• Tip diameter (inches): 4.00
• Tip quantity: 1
• Tubing diameter (inches): 3.50

Fitments:

• 2014-2015 Chevrolet Silverado 1500 High Country V8, 6.2L
• 2011-2013 Chevrolet Silverado 1500 LT V8, 6.2L
• 2014-2015 Chevrolet Silverado 1500 LTZ V8, 6.2L
• 2011-2013 Chevrolet Silverado 1500 LTZ V8, 6.2L
• 2011-2013 GMC Sierra 1500 SLE V8, 6.2L
• 2011-2013 GMC Sierra 1500 SLT V8, 6.2L
• 2014-2015 GMC Sierra 1500 SLT V8, 6.2L

Note: Fits 2011 and 2015 Chevrolet and GMC 1500 Series trucks with a 6.2L V8 engine, including Sierra and Silverado. Designed for Crew Cab Short bed and Extra Cab Standard bed models with a 143 inch wheelbase.