HomeExhaust > MufflersWalker 21942 Exhaust Muffler - Right
Part #: 21942

Walker 21942 Exhaust Muffler - Right

Quiet-Flow, Right
10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$321.28Free 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
Quiet-Flow, Right
Fitment: INFINITI, M35 and M45
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Quiet-Flow Exhaust Muffler 21942

The Walker Quiet-Flow Exhaust Muffler 21942 is designed specifically for Infiniti M35 and M45 models, providing a precise fit and reliable performance. This exhaust muffler features a durable steel construction with a painted finish, engineered to meet the demands of your vehicle's exhaust system.

  • Specific fit for Infiniti M35 and M45 models
  • Oval-shaped muffler body measuring 12.86 inches wide and 7.18 inches high
  • Overall length of 29.625 inches with a 16.5-inch body length
  • Single inlet with a 2 bolt welded flange and offset configuration
  • Dual outlet tips with 2.75-inch outside diameter each
  • Combination muffler type for balanced sound and performance
  • Durable steel body with painted finish for corrosion resistance

Detailed Product Description

The Walker Quiet-Flow 21942 exhaust muffler is engineered as a specific fit replacement for Infiniti M35 and M45 vehicles. Its oval-shaped steel body is designed to optimize exhaust flow while maintaining a controlled sound level. The muffler features a single inlet with a 2 bolt welded flange in an offset configuration, ensuring a secure and precise connection to the exhaust system. The dual outlet design with 2.75-inch diameter tips provides balanced exhaust flow and a clean appearance. The painted steel construction offers durability and resistance to corrosion, extending the service life of the muffler.

The Quiet-Flow product line focuses on delivering mufflers that reduce exhaust noise without compromising performance. This combination muffler type balances sound attenuation and exhaust flow, making it suitable for drivers seeking a quieter ride on their Infiniti M35 or M45.

Common Applications and Problem Solving

  • Replacement for damaged or rusted mufflers on Infiniti M35 and M45
  • Restores proper exhaust flow and reduces excessive noise
  • Addresses exhaust leaks caused by worn or cracked muffler bodies
  • Improves vehicle emissions control by maintaining exhaust system integrity
  • Enhances overall exhaust system durability with corrosion-resistant materials

Installation Notes and Tips

  • Designed for specific fitment on Infiniti M35 and M45 models; verify compatibility before installation
  • Requires connection to existing exhaust system using the 2 bolt welded flange inlet
  • Ensure proper alignment of the offset inlet for a secure fit
  • Professional installation is recommended to maintain exhaust system integrity and performance

Quality Assurance and Warranty

Walker exhaust mufflers, including the Quiet-Flow 21942, are manufactured to meet industry standards for durability and performance. The steel body with painted finish provides corrosion resistance to extend product life. While specific warranty details are not provided here, Walker products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandWalker
Part Number21942
PositionQuiet-Flow, Right
Universal Or Specific FitSpecific
ShapeOval
Grade TypeRegular
Body Width12.86
Inlet Quantity1
ReversibleNo
TunableNo
Overall Length29.625
Body Height7.18
Body Length16.5
Body MaterialSteel
FinishPainted
Inlet 1 Type2 bolt welded flange
Inlet ConfigurationOffset
Inlet Type2 bolt welded flange
Muffler TypeCombination
Outlet 1 Outside Diameter2.75
Outlet 1 TypeDual tips
Outlet 2 Outside Diameter2.75
Outlet ConfigurationDual
Outlet Outside Diameter2.75
Outlet Quantity2
Outlet TypeDual tips

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010INFINITIM353.5LV6RightPremium; Limited Lifetime Warranty; Quiet-Flow
2010INFINITIM454.5LV8RightPremium; Limited Lifetime Warranty; Quiet-Flow
2009INFINITIM353.5LV6RightPremium; Limited Lifetime Warranty; Quiet-Flow
2009INFINITIM454.5LV8RightPremium; Limited Lifetime Warranty; Quiet-Flow
2008INFINITIM353.5LV6RightPremium; Limited Lifetime Warranty; Quiet-Flow
2008INFINITIM454.5LV8RightPremium; Limited Lifetime Warranty; Quiet-Flow
2007INFINITIM353.5LV6RightPremium; Limited Lifetime Warranty; Quiet-Flow
2007INFINITIM454.5LV8RightPremium; Limited Lifetime Warranty; Quiet-Flow
2006INFINITIM353.5LV6RightPremium; Limited Lifetime Warranty; Quiet-Flow
2006INFINITIM454.5LV8RightPremium; Limited Lifetime Warranty; Quiet-Flow

* 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:

145-2772103-234484DA41607

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