HomeExhaust > MufflersWalker 18979 Exhaust Muffler
Part #: 18979

Walker 18979 Exhaust Muffler

SoundFX Direct Fit
23 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$80.62Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
SoundFX Direct Fit
Fitment: Ford, Mazda, and Mercury, Escape, Mariner, and Tribute
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker SoundFX Direct Fit Exhaust Muffler 18979

The Walker SoundFX Direct Fit Exhaust Muffler 18979 is designed specifically for Ford Escape, Mazda Tribute, and Mercury Mariner models. This oval-shaped reflection muffler offers a precise fit and reliable performance for your vehicle's exhaust system.

  • Specific fit for Ford Escape, Mazda Tribute, and Mercury Mariner
  • Oval body shape with aluminized steel construction
  • 2.25-inch inlet inside diameter with pipe connection
  • Single inlet and outlet with 2 bolt welded flange outlet
  • Overall length of 35.5 inches and body length of 22 inches

Walker SoundFX Direct Fit Product Line Details

The SoundFX Direct Fit line by Walker focuses on providing exhaust mufflers engineered for direct replacement without modification. This product line emphasizes exact fitment and sound control, making it suitable for specific vehicle applications such as the Ford Escape, Mazda Tribute, and Mercury Mariner. The 18979 muffler maintains the original exhaust flow and sound characteristics while ensuring durability through aluminized steel construction.

Product Features and Specifications

This Walker exhaust muffler features a reflection muffler type designed to reduce noise effectively. The oval-shaped body measures 8.81 inches in width, 4.25 inches in height, and 22 inches in length, with an overall length of 35.5 inches. It includes a single 2.25-inch inlet pipe connection positioned at the center and a single outlet with an offset 2 bolt welded flange. The muffler is constructed from aluminized steel, providing corrosion resistance and longevity under typical driving conditions.

Applications and Problem Solving

  • Replacement muffler for worn or damaged exhaust systems on Ford Escape, Mazda Tribute, and Mercury Mariner
  • Reduces exhaust noise with reflection muffler design
  • Restores proper exhaust flow and backpressure
  • Prevents exhaust leaks due to corrosion or damage
  • Maintains vehicle-specific fitment for direct installation

Installation Notes and Tips

The Walker SoundFX Direct Fit muffler 18979 is designed for specific fitment, ensuring a straightforward replacement process on compatible vehicles. The inlet and outlet connections use pipe connection and 2 bolt welded flange types, respectively, so verify compatibility with your existing exhaust components. Professional installation is recommended to ensure proper sealing and alignment.

Quality Assurance and Warranty

Constructed from aluminized steel, this muffler offers resistance to rust and corrosion, contributing to its durability. Walker provides quality assurance through precise manufacturing standards. Please consult Walker's official warranty policy for specific coverage details related to the SoundFX Direct Fit muffler 18979.

BrandWalker
Part Number18979
PositionSoundFX Direct Fit
Muffler TypeReflection
Universal Or Specific FitSpecific
ShapeOval
Grade TypeRegular
Inlet Inside Diameter2.25
Body Width8.81
Inlet Quantity1
Outlet Quantity1
ReversibleNo
TunableNo
Overall Length35.5
Body Height4.25
Body Length22
Body MaterialSteel
FinishAluminized
Inlet 1 Inside Diameter2.25
Inlet 1 TypePipe connection
Inlet ConfigurationCenter
Inlet TypePipe connection
Outlet 1 Type2 bolt welded flange
Outlet ConfigurationOffset
Outlet Type2 bolt welded flange

This part fits 23 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2008FordEscape3.0LV6N/ASoundFX Direct Fit
2008FordEscape2.3LL4N/ASoundFX Direct Fit
2008MazdaTribute3.0LV6N/ASoundFX Direct Fit
2008MazdaTributeHybrid2.3LL4N/ASoundFX Direct Fit
2008MazdaTributei2.3LL4N/ASoundFX Direct Fit
2008MercuryMariner3.0LV6N/ASoundFX Direct Fit
2008MercuryMariner2.3LL4N/ASoundFX Direct Fit
2007FordEscape3.0LV6N/ASoundFX Direct Fit
2007FordEscape2.3LL4N/ASoundFX Direct Fit
2007MercuryMariner3.0LV6N/ASoundFX Direct Fit
2007MercuryMariner2.3LL4N/ASoundFX Direct Fit
2006FordEscape3.0LV6N/ASoundFX Direct Fit
2006FordEscape2.3LL4N/ASoundFX Direct Fit
2006MazdaTribute2.3LL4N/ASoundFX Direct Fit
2006MazdaTribute3.0LV6N/ASoundFX Direct Fit
2006MercuryMariner3.0LV6N/ASoundFX Direct Fit
2006MercuryMariner2.3LL4N/ASoundFX Direct Fit
2005FordEscape3.0LV6N/ASoundFX Direct Fit
2005FordEscape2.3LL4N/ASoundFX Direct Fit
2005MazdaTribute2.3LL4N/ASoundFX Direct Fit
2005MazdaTribute3.0LV6N/ASoundFX Direct Fit
2005MercuryMariner3.0LV6N/ASoundFX Direct Fit
2005MercuryMariner2.3LL4N/ASoundFX Direct Fit

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2411700458

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.