Quiet-Flow Muffler Assembly
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Walker Quiet-Flow Muffler Assembly

Part No. 55264 Warranty Details  
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Combines industry-leading coverage with a direct fit OE-style replacement muffler. Quiet-Flow is available for top-selling domestic and foreign-nameplate applications, and offers precision fit, superior flow, and OE-style sound. Quiet-Flow mufflers have a limited lifetime warranty and a 90-day Safe and Sound® guarantee.

Product Features:
  • OE-style louvered tube technology lowers noise level for premium OE-style sound compared to straight perforated tubes
  • Precise OE-style routing & hanger positions for quick & easy installation
  • Comprehensive internal drainage system for corrosion resistance
  • OE-style domed heads help reduce radiated noise compared to flat heads
  • Spun-locked heads to help prevent rupture
  • Limited Lifetime Warranty and exclusive 90-Day Safe & Sound Guarantee
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Body Height:9.500 in
Body Length:24.000 in
Fitment:Direct OE Replacement
Grade:OEM Standard Part
Inlet Configuration:Centered
Inlet Connection Type:Pipe Connection
Inlet Outside Diameter:2.125 in
Inlet Quantity:1
Internal Construction:Combination
Muffler 1 Body Width:11.500 in
Muffler Inlet Diameter 1:2.125 in
Muffler Inlet Diameter Designation:Outside Diameter
Muffler Material:Steel
Muffler Outlet Diameter Designation:Outside Diameter
Muffler Shape:Irregular
Muffler Type:Combination
Outlet Configuration:Offset
Outlet Connection Type:Dual Tip - Welded Spout
Outlet Diameter:1.750 in
Outlet Outside Diameter:1.750 in
Outlet Quantity:2
Outlet Type:Dual Tip - Welded Spout
Overall Length:58.375 in
Shell Diameter Height:9.500 in
Shell Diameter Width:11.500 in
Shell Length:24.000 in
Shell Material:Stainless Steel
Shell Shape:Irregular

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2 Questions | 2 Answers
Displaying questions 1-2
  • Q:

    why does this specify auto transmission? our car has a five speed, what is the part# for that?
    Asked on 6/26/2014 by steve

    1 answer



      Hi Steve, glad to serve you! To check the exact fit application for the Walker Quiet-Flow Muffler Assembly (Part No. 55264), please provide us the year, make, model and engine size of your vehicle.

      Answered on 6/29/2014 by Steve from AAP
  • Q:

    what is the diamiter of pipe
    Asked on 11/1/2011 by g from long island ny

    1 answer



      The ID and OD of this muffler assembly are 3 and 3 ¼ inches.

      Answered on 11/2/2011 by Dennis from AAP
Displaying questions 1-2

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