Flowmaster 3.5 IN(O)/OUT(O) 50 Series Heavy Duty SS Muffler

Flowmaster's stainless steel 50 Series HD muffler is designed for today's heavy duty gas and diesel trucks. This muffler delivers improved performance, throttle response and mileage. The 50 HD features a deep, moderate tone with minimal interior resonance and is ideal for trucks with modified engines. This muffler is constructed of 409S Stainless Steel with a 3.5" inlet and outlet, and is covered by Flowmaster's Lifetime Limited Warranty.

• Recommended for 6.2L Ford, 6.4L Ram and 6.2L GM Trucks
• Improved Horsepower, Torque and Engine Efficiency
• Lifetime Limited Warranty
• Mild Interior Resonance

Vehicle Fitment

• 2001-2002 Chevrolet Express 2500
• 2001-2002 Chevrolet Express 3500
• 2001-2002 GMC Savana 2500
• 2001-2002 GMC Savana 3500
• 2004 Chevrolet Silverado 3500
• 2007 Chevrolet Express 2500
• 2007-2009 GMC Sierra 1500
• 2007-2010 GMC Sierra 2500 HD
• 2008-2009 Chevrolet Silverado 1500
• 2008-2010 Chevrolet Silverado 2500 HD
• 2008-2014 Ford F-250 Super Duty
• 2008-2014 Ford F-350 Super Duty
• 2010 GMC Savana 2500
• 2010 GMC Savana 3500
• 2014 RAM 2500

Please verify exact fitment for your trim and engine before ordering.

🚚 Vendor Direct Shipment: This item is not stocked in our warehouse and ships directly from the manufacturer. Please allow additional handling time before dispatch.

Manufacturer Part Number: 853558

Images are for illustrative purposes only. Actual product may vary.

⚠ WARNING (California Proposition 65): This product can expose you to chemicals which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.