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NAPA Auto Parts GRANDVIEW
844 Grandview Ave
Columbus,  OH  43215-1124
(614) 488-3176
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Mon-Fri:7:00 AM-6:00 PM
Sat:8:00 AM-4:00 PM
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NAPA Muffler

NAPA Muffler

Part #: EXH 74012
Line: NAPA Exhaust
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Features & Benefits

Warranty: Standard : Limited Lifetime, Replacement Will Be Issued for Unit that Proves Defective During Normal Use on the Vehicle on Which It Was Originally Installed. Extended Only to the Owner of the Vehicle on Which the Unit is Installed-Not Transferable.

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Combiningthe only broad-marketstainless-steel construction with a direct fit OE-style replacement, Walker®Quiet-Flow®SS muffler assemblies deliverlongerlife of typical aluminized mufflers. Quiet-Flow SS is available for domestic and foreign vehicles.


  • CORROSION RESISTANT STAINLESS STEEL 
  • -- 
  • The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • PREMIUM ACOUSTIC CONTROL 
  • -- OE-style louvered tubes lower 
  • noise levels 
  • while OE-style domed heads help reduce radiated noise 
  • for premium factory-style sound compared to straight perforated tubes
  • EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and 
  • pipe 
  • routings for easy installation and doesn’t require specialized fabrication 
  • and/or welding
  • BUILT TO LAST -- Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds 
  • provide 
  • stability and longer service life
  • DESIGN VALIDATED 
  • -- Acoustic and flow tested for quality 
  • OE-style sound 
  • you can count on
  • BUY WITH CONFIDENCE -- Comes with Walker’s limited lifetime warranty and exclusive 90-Day Safe & Sound® 
  • Guarantee

Specifications

Inlet Connection Type Flange
Outlet Diameter 2.00 in
Inlet Count Single
Overall Length 42.140 in
VMRS Code 043003001
Inlet Diameter Designation Inside Diameter
Brand NAPA
Body Width 11.00 in
Body Length 19.00 in
Outlet Diameter Designation Outside Diameter
Body Diameter 0.00 in
Outlet Connection Type Slip Fit
Body Height 5.50 in
California Air Resources Board (CARB) Certified Yes
Outlet Count Single
Outlet Configuration Center
SDS Required No
Grade Type Premium
Inlet Configuration Offset

Safety Information

Vehicle Fitment Guide

Product Reviews