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NAPA Auto Parts Universal City
2010 Pat Booker Rd
Universal City,  TX  78148-3214
(210) 945-9595
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NAPA Muffler

NAPA Muffler

Part #: EXH 21744
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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NAPA Delivers Optimal OE-Style Fit, Appearance, And Dependability In Aftermarket Emissions Control Parts.


  • OE-Style Domed Heads Help Reduce Radiated Noise Compared To Flat Heads. Spun-Locked Heads To Help Prevent Rupture
  • NAPA, w/ The Capability To Combine Industry-Leading Coverage w/ A Direct Fit OE-Style Replacement, 100% Structural Stainless Steel Muffler, Which Provides Over Three Times The Average Lifespan Of Competitors' Aluminized Replacement Mufflers.
  • In Addition To NAPA's Renowned Precision Fit, Superior Flow, & OE-Style Sound, These Mufflers Feature 409 Stainless Steel Heads, Shell, Bushings, Louvered Tubes & Partitions.
  • Quiet-Flow SS Is Available For A Vast Majority Of Top-Selling Domestic & Foreign-Nameplate Applications.
  • 100% Structural Stainless Steel Construction.
  • 3X The Life Expectancy Vs. Typical Aluminized Mufflers
  • OE-Style Louvered Tube Technology Lowers Noise Level For Premium OE-Style Sound Compared To Straight Performance Tubes
  • Precise OE-Style Routing & Hanger Positions For Quick & Easy Installation
  • Comprehensive Internal Drainage System For Corrosion Resistance
  • Limited Lifetime Warranty & Exclusive 90-Day Safe & Sound Guarantee.

Specifications

Muffler Material Stainless Steel
Reversible No
Body Shape Oval
Overall Length 23.375 in
VMRS Code 043003001
Muffler Inlet Diameter Designation 2 Bolt Welded Flange
Brand NAPA
Body Length 13 in
Muffler Body Width (in) 9 in.
Outlet Configuration Offset (Same Side)
Finish Bare Metal
Grade Type Premium
Inlet Configuration Offset
Muffler Body Height (in) 7 in.

Safety Information

Vehicle Fitment Guide

Product Reviews