HomeExhaust > MufflersWalker 18185 Exhaust Muffler
Part #: 18185

Walker 18185 Exhaust Muffler

SoundFX Direct Fit
29 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$57.21Free 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: Honda, Civic and CRX
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 18185

The Walker SoundFX Direct Fit Exhaust Muffler 18185 is designed specifically for Honda Civic and CRX models. This oval-shaped muffler offers a precise fit and reliable performance for your vehicle's exhaust system.

  • Specific fit for Honda Civic and CRX models
  • Oval body shape with aluminized steel construction
  • 1.5-inch inlet and outlet inside diameters with offset pipe connections
  • Overall length of 19.75 inches and body width of 9.75 inches
  • Non-reversible, non-tunable combination muffler type

Walker SoundFX Direct Fit Product Line Details

The SoundFX Direct Fit line by Walker focuses on providing exhaust mufflers that match the original equipment specifications for specific vehicle makes and models. This ensures a direct fit installation without the need for modifications, maintaining factory performance and sound characteristics. The 18185 muffler is part of this line, engineered to meet the exact dimensions and connection types required for Honda Civic and CRX vehicles.

Product Specifications and Features

This exhaust muffler features a durable aluminized steel body with an oval shape measuring 9.75 inches in width, 4.25 inches in height, and 17 inches in body length. The overall length is 19.75 inches. It includes a single inlet and outlet, both with 1.5-inch inside diameters and offset pipe connection configurations. The inlet offset measures 2.875 inches, designed for precise alignment with the vehicle's exhaust piping. The muffler is a combination type, providing balanced sound attenuation without tunability or reversibility.

Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Honda Civic and CRX models
  • Restores proper exhaust flow and reduces noise levels
  • Prevents exhaust leaks caused by rust or corrosion
  • Maintains factory exhaust system fit and function
  • Helps meet vehicle emissions and noise regulations

Installation Notes and Tips

The Walker SoundFX Direct Fit Exhaust Muffler 18185 is designed for a direct fit installation on compatible Honda Civic and CRX models. Ensure the existing exhaust piping matches the 1.5-inch inlet and outlet diameters and offset pipe connections before installation. Proper alignment of the inlet offset is critical for a secure fit. Professional installation is recommended to verify correct fitment and exhaust system integrity.

Quality Assurance and Warranty

Constructed from aluminized steel, this muffler offers corrosion resistance suitable for regular driving conditions. Walker provides quality assurance through adherence to OEM specifications for fit and function. Warranty details are available from the manufacturer and should be consulted prior to purchase.

BrandWalker
Part Number18185
PositionSoundFX Direct Fit
Universal Or Specific FitSpecific
ShapeOval
Grade TypeRegular
Inlet Inside Diameter1.5
Body Width9.75
Inlet Quantity1
Outlet Inside Diameter1.5
Outlet Quantity1
ReversibleNo
TunableNo
Overall Length19.75
Body Height4.25
Body Length17
Body MaterialSteel
FinishAluminized
Inlet 1 Inside Diameter1.5
Inlet 1 TypePipe connection
Inlet ConfigurationOffset
Inlet Offset2.875
Inlet TypePipe connection
Muffler TypeCombination
Outlet 1 Inside Diameter1.5
Outlet 1 TypePipe connection
Outlet ConfigurationOffset
Outlet TypePipe connection

This part fits 29 vehicles. Search below:

YearMakeModelSubmodelBody Type# DoorsDrive TypeLitersCylindersPositionNotes
1991HondaCivicWagon4WD1.6LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1991HondaCivicWagon1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1991HondaCivicBaseHatchback2 Door1.5LL4N/Awith Single Outlet; Optional Parts for Split System; SoundFX Direct Fit
1991HondaCivicLXSedan4 Door1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1991HondaCivicDXSedan4 Door1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1991HondaCivicDXHatchback2 Door1.5LL4N/Awith Single Outlet; Optional Parts for Split System; SoundFX Direct Fit
1991HondaCRXHF1.5LL4N/ASoundFX Direct Fit
1991HondaCRXBase1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1990HondaCivicWagon4WD1.6LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1990HondaCivicWagon1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1990HondaCivicBaseHatchback2 Door1.5LL4N/Awith Single Outlet; Optional Parts for Split System; SoundFX Direct Fit
1990HondaCivicLXSedan4 Door1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1990HondaCivicDXSedan4 Door1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1990HondaCivicDXHatchback2 Door1.5LL4N/Awith Single Outlet; Optional Parts for Split System; SoundFX Direct Fit
1990HondaCRXHF1.5LL4N/ASoundFX Direct Fit
1990HondaCRXBase1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1989HondaCivicWagon4WD1.6LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1989HondaCivic1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1989HondaCRXHF1.5LL4N/ASoundFX Direct Fit
1989HondaCRXBase1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1988HondaCivicSEHatchback1.5LL4N/ASoundFX Direct Fit
1988HondaCivicBaseHatchback1.5LL4N/ASoundFX Direct Fit
1988HondaCivicWagon4WD1.6LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1988HondaCivicWagon1.5LL4N/AOptional Parts for Split System; SoundFX Direct Fit
1988HondaCivicLXSedan4 Door1.5LL4N/ASoundFX Direct Fit
1988HondaCivicDXSedan4 Door1.5LL4N/ASoundFX Direct Fit
1988HondaCivicDXHatchback2 Door1.5LL4N/Awith Single Outlet; SoundFX Direct Fit
1988HondaCRXHF1.5LL4N/ASoundFX Direct Fit
1988HondaCRXDX1.5LL4N/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:

163-103163-373163-379163-381163-459278-53342100428194311343115431785599700110VFM-1750

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