Walker Exhaust

Walker Exhaust 21706 Muffler - Quiet-flowss -

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SKU:
20466452
MPN:
21706
Availability:
Usually ships the same or next business day. In stock at our MI warehouse.
Shipping:
Calculated at Checkout
Stock Update:
01/27/2026 01:42:58 AM PST
$354.25
Stock Update:
01/27/2026 01:42:58 AM PST

Description

This item is brand-new, factory sealed.

Walker Quiet-Flow 21706 Direct Fit Exhaust Muffler 3.5" Inlet (ID) 3.5" Outlet (ID) for Mazda 3
  • COMPATIBILITY Fits 2007-2007 Chevrolet Silverado 2500 HD Classic; 2007-2007 Chevrolet Silverado 2500 HD; 2008-2008 Chevrolet Silverado 2500 HD; 2009-2009 Chevrolet Silverado 2500 HD; 2010-2010 Chevrolet Silverado 2500 HD; 2007-2007 Chevrolet Silverado 3
  • GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes
  • 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
  • INHIBITS RUST -- Internal drainage system helps reduce moisture collection
  • 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
  • PREMIUM ACOUSTIC CONTROL -- OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • 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 and Sound Guarantee. Visit Walkerexhaust.com for details.
  • Global Trade Identification Number: 00086387217064
  • Inlet Connection Size: 3.5 Inches
  • Item Weight: 25 Pounds
  • Item Dimensions: 40 x 15 x 11.5 inches
  • Compatible with Vehicle Type: Car
  • Material Type: Stainless Steel

Designed to deliver superior flow and OE-style sound, Walker Quiet-Flow mufflers are available for top-selling domestic and foreign vehicles. Quiet-Flow mufflers are backed by Walker's limited lifetime warranty and 90-day Safe and Sound guarantee.

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Walker Exhaust 21706 Muffler - Quiet-flowss -
$354.25