HomeExhaust > MufflersWalker 28011 Exhaust Muffler
Part #: 28011

Walker 28011 Exhaust Muffler

SoundFX Direct Fit
⚙️ 5 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$89.26Free 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: Mazda, Protege
🔄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 28011

The Walker SoundFX Direct Fit Exhaust Muffler 28011 is designed specifically for Mazda Protege models, providing a precise fit and reliable exhaust performance. Crafted with durable aluminized steel, this muffler offers a combination design that balances sound reduction and exhaust flow.

  • Specific fit for Mazda Protege ensuring direct replacement
  • Oval-shaped muffler body with dimensions optimized for fitment
  • Constructed from aluminized steel for corrosion resistance
  • Single inlet and outlet with 2 bolt welded flange connections
  • Offset inlet and outlet configuration for proper alignment
  • Non-reversible and non-tunable design for consistent performance
  • Overall length of 40.5 inches with a 9-inch body width

Detailed Product Description

The Walker SoundFX Direct Fit Exhaust Muffler 28011 is engineered to meet the specific exhaust requirements of the Mazda Protege. Featuring an oval-shaped body measuring 16 inches in length, 9 inches in width, and 7 inches in height, this muffler fits precisely within the vehicle’s exhaust system layout. The aluminized steel construction provides enhanced durability and resistance to rust and corrosion, extending the service life of the muffler under typical driving conditions.

This muffler includes a single inlet and outlet, both with a 1.75-inch outside diameter and offset configuration to match the factory exhaust routing. The inlet uses a 2 bolt welded flange type with a 1.625-inch offset, ensuring a secure and leak-free connection. The combination muffler type is designed to reduce exhaust noise while maintaining efficient exhaust flow, supporting engine performance and emissions compliance.

Walker SoundFX Direct Fit Product Line

The SoundFX Direct Fit line by Walker focuses on providing vehicle-specific exhaust components that simplify installation and maintain factory sound characteristics. This product line is tailored to fit exact vehicle models, such as the Mazda Protege, reducing the need for modifications and ensuring compatibility with OEM exhaust systems. The 28011 muffler exemplifies this approach by offering a direct fit solution with quality materials and precise dimensions.

Common Applications and Problem Solving

  • Replacement of worn or damaged mufflers on Mazda Protege exhaust systems
  • Restoring proper exhaust flow and reducing excessive noise
  • Addressing corrosion or rust-related muffler failure
  • Eliminating exhaust leaks caused by flange or body damage
  • Maintaining factory exhaust sound and performance characteristics

Installation Notes and Tips

Installation of the Walker SoundFX Direct Fit Exhaust Muffler 28011 requires matching the 2 bolt welded flange inlet and outlet connections to the existing exhaust system on the Mazda Protege. Ensure all mounting points and hangers are aligned before tightening bolts to avoid stress on the muffler body. Since this muffler is non-reversible and non-tunable, verify orientation prior to installation. Professional installation is recommended to ensure proper fit and exhaust sealing.

Quality Assurance and Warranty

Walker manufactures the SoundFX Direct Fit mufflers with high-quality aluminized steel to resist corrosion and extend product life. While specific warranty details are not provided here, Walker products typically meet industry standards for durability and performance. For warranty information, refer to Walker’s official documentation or contact the manufacturer directly.

BrandWalker
Part Number28011
PositionSoundFX Direct Fit
Universal Or Specific FitSpecific
ShapeOval
Grade TypeRegular
Body Width9
Inlet Quantity1
Outlet Quantity1
ReversibleNo
TunableNo
Overall Length40.5
Body Height7
Body Length16
Body MaterialSteel
FinishAluminized
Inlet 1 Type2 bolt welded flange
Inlet ConfigurationOffset
Inlet Offset1.625
Inlet Type2 bolt welded flange
Muffler TypeCombination
Outlet 1 Outside Diameter1.75
Outlet 1 TypeTip
Outlet ConfigurationOffset
Outlet Outside Diameter1.75
Outlet TypeTip

This part fits 5 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2003MazdaProtegeLX2.0LL4N/ASoundFX Direct Fit
2003MazdaProtegeES2.0LL4N/ASoundFX Direct Fit
2003MazdaProtegeDX2.0LL4N/ASoundFX Direct Fit
2002MazdaProtege2.0LL4N/ASoundFX Direct Fit
2001MazdaProtege2.0LL4N/ASoundFX Direct Fit

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