HomeExhaust > MufflersWalker 55135 Exhaust Muffler Assembly
Part #: 55135

Walker 55135 Exhaust Muffler Assembly

Quiet-Flow
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$119.76Free Shipping
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✅ 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
🚗Fitment: Nissan, 300ZX
🔄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 Assembly 55135

The Walker Quiet-Flow Exhaust Muffler Assembly 55135 is designed specifically for Nissan 300ZX models, providing a reliable replacement muffler that balances sound control and exhaust flow. Featuring a durable aluminized steel construction and a round body shape, this muffler assembly supports efficient exhaust performance with a dual tip outlet design.

  • Compatible with Nissan 300ZX vehicles
  • Aluminized steel body and muffler for corrosion resistance
  • Round muffler shape with 7-inch diameter and 18-inch body length
  • Single offset inlet pipe connection with 1.875-inch outside diameter
  • Dual offset outlet tips with 1.875-inch and 1.87-inch outside diameters
  • Overall length of 48 inches for proper fitment
  • Combination muffler type for balanced sound and performance

Product Features and Specifications

This Walker Quiet-Flow muffler assembly (part number 55135) is constructed from aluminized steel, providing enhanced resistance to rust and corrosion compared to standard steel mufflers. The round body design measures 7 inches in diameter, width, and height, with an 18-inch body length, ensuring a compact yet effective muffler profile. The inlet features a single offset pipe connection with a 1.875-inch outside diameter, while the outlet includes dual offset tips, each approximately 1.875 inches in diameter, designed to optimize exhaust flow and sound dispersion. The overall length of 48 inches accommodates the specific exhaust routing of the Nissan 300ZX, ensuring proper fitment and function.

About the Walker Quiet-Flow Product Line

The Quiet-Flow line by Walker focuses on delivering mufflers that reduce exhaust noise while maintaining efficient exhaust flow. This product line is engineered to meet regular grade performance standards, making it suitable for daily driving conditions. The Quiet-Flow mufflers are designed to provide a quieter ride without sacrificing durability or exhaust system integrity, aligning with the needs of Nissan 300ZX owners seeking a balance between sound control and performance.

Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Nissan 300ZX models
  • Reduces excessive exhaust noise caused by muffler failure
  • Prevents exhaust leaks that can affect engine performance
  • Restores proper exhaust flow to maintain fuel efficiency
  • Helps avoid corrosion-related muffler deterioration

Installation Notes and Tips

When installing the Walker Quiet-Flow muffler assembly 55135, ensure the inlet pipe connection matches the 1.875-inch outside diameter for a secure fit. The offset inlet and outlet configuration requires alignment with the vehicle’s exhaust system layout. It is recommended to inspect exhaust hangers and clamps for wear and replace as necessary to maintain proper muffler positioning. Professional installation or the use of appropriate exhaust tools is advised to ensure a leak-free and secure fit.

Quality Assurance and Warranty

Walker manufactures the Quiet-Flow muffler assembly 55135 with aluminized steel materials to provide corrosion resistance and durability. While specific warranty details are not provided, Walker products typically meet industry standards for quality and reliability. This muffler assembly is engineered to maintain consistent performance for Nissan 300ZX vehicles under regular driving conditions.

BrandWalker
Part Number55135
PositionQuiet-Flow
Inlet Outside Diameter1.875
FinishAluminized
Body Diameter7
Inlet TypePipe connection
Outlet TypeDual tips
Body Height7
Body Length18
Muffler MaterialSteel
Muffler ShapeRound
Overall Length48
Body MaterialSteel
Body Width7
Grade TypeRegular
Inlet 1 Outside Diameter1.875
Inlet 1 TypePipe connection
Inlet ConfigurationOffset
Inlet Quantity1
Muffler TypeCombination
Outlet 1 Outside Diameter1.875
Outlet 1 TypeDual tips
Outlet 2 Outside Diameter1.87
Outlet ConfigurationOffset
Outlet Quantity2
ShapeRound

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1989Nissan300ZX3.0LV6N/APremium; Welded System; Limited Lifetime Warranty; Quiet-Flow
1988Nissan300ZX3.0LV6N/APremium; Welded System; Limited Lifetime Warranty; Quiet-Flow
1987Nissan300ZX3.0LV6N/APremium; Welded System; Limited Lifetime Warranty; Quiet-Flow
1986Nissan300ZX3.0LV6N/APremium; Welded System; Limited Lifetime Warranty; Quiet-Flow
1985Nissan300ZX3.0LV6N/APremium; Welded System; Limited Lifetime Warranty; Quiet-Flow
1984Nissan300ZX3.0LV6N/APremium; Welded System; 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:

278-945282113213

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