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FLOWMASTER 50 SERIES BIG BLOCK MUFFLERS

Our largest and quietest muffler, the 50 Series Big Block Mufflers is made for tow vehicles, full-size trucks, large SUV’s and RV’s/Motor homes. More than just compatible with big cubic inch engine application, the 50 Series Big Block incorporates a very large Resonance Tuning Chamber to almost completely reduce interior sound in large cab vehicle and enough case volume to handle engines under heavy loads – perfect for tow vehicle. Significant improvements in mileage, torque, and horsepower are to be expected from this muffler, as well as decreased engine heat and wear.

  • The quietest Flowmaster we make!
  • Available in 16-gauge aluminized steel
  • Fully MIG-welded for maximum warranty
  • Greatly reduces interior sound and resonance

 

 

 

 

50 Series Big Block Mufflers

IN/OUT C/C O/C C/O O/O O/O SAME SIDE
3.50"
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Center' AND outlet_diameter = '3.50' AND inlet_position = 'Center' AND inlet_diameter = '3.50'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Center' AND outlet_diameter = '3.50' AND inlet_position = 'Offset' AND inlet_diameter = '3.50'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Offset' AND outlet_diameter = '3.50' AND inlet_position = 'Center' AND inlet_diameter = '3.50'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Offset' AND outlet_diameter = '3.50' AND inlet_position = 'Offset' AND inlet_diameter = '3.50'
53553
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Same Side' AND outlet_diameter = '3.50' AND inlet_position = 'Offset' AND inlet_diameter = '3.50'
IN/OUT D/C C/D D/D O/D
2.75"/2.50"
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Center' AND outlet_diameter = '2.50' AND inlet_position = 'Dual' AND inlet_diameter = '2.75'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '2.50' AND inlet_position = 'Center' AND inlet_diameter = '2.75'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '2.50' AND inlet_position = 'Dual' AND inlet_diameter = '2.75'
527504
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '2.50' AND inlet_position = 'Offset' AND inlet_diameter = '2.75'
3.00"/2.50"
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Center' AND outlet_diameter = '2.50' AND inlet_position = 'Dual' AND inlet_diameter = '3.00'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '2.50' AND inlet_position = 'Center' AND inlet_diameter = '3.00'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '2.50' AND inlet_position = 'Dual' AND inlet_diameter = '3.00'
530504
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '2.50' AND inlet_position = 'Offset' AND inlet_diameter = '3.00'
3.00"/3.50"
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Offset' AND outlet_diameter = '3.50' AND inlet_position = 'Dual' AND inlet_diameter = '3.00'
530513
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '3.50' AND inlet_position = 'Center' AND inlet_diameter = '3.00'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '3.50' AND inlet_position = 'Dual' AND inlet_diameter = '3.00'
SELECT Part_Number FROM fmmnew.part_sizes WHERE category2 LIKE '%50 Series Big Block%' AND outlet_position = 'Dual' AND outlet_diameter = '3.50' AND inlet_position = 'Offset' AND inlet_diameter = '3.00'