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OE Quality
60-Day Returns
WalkerPart #: 18309
Walker 18309 Exhaust Muffler
⚙️ 12 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$91.09Free 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: Nissan, 300ZX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Walker 18309 Exhaust Muffler
| Brand | Walker |
| Part Number | 18309 |
| Position | SoundFX Direct Fit |
| Universal Or Specific Fit | Specific |
| Shape | Round |
| Grade Type | Regular |
| Inlet Inside Diameter | 2.25 |
| Body Width | 7 |
| Inlet Quantity | 1 |
| Reversible | No |
| Tunable | No |
| Overall Length | 29.25 |
| Body Height | 7 |
| Body Length | 18 |
| Body Material | Steel |
| Finish | Aluminized |
| Inlet 1 Inside Diameter | 2.25 |
| Inlet 1 Type | Pipe connection |
| Inlet Configuration | Offset |
| Inlet Offset | 1.75 |
| Inlet Type | Pipe connection |
| Muffler Type | Combination |
| Outlet 1 Outside Diameter | 1.875 |
| Outlet 1 Type | Tip |
| Outlet 2 Outside Diameter | 1.875 |
| Outlet Configuration | Offset |
| Outlet Outside Diameter | 1.875 |
| Outlet Quantity | 2 |
| Outlet Type | Tip |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1989 | Nissan | 300ZX | 3.0L | V6 | N/A | If welded assembly, replace all required parts; Optional Parts for Split System; SoundFX Direct Fit |
| 1989 | Nissan | 300ZX | 3.0L | V6 | N/A | SoundFX Direct Fit |
| 1988 | Nissan | 300ZX | 3.0L | V6 | N/A | If welded assembly, replace all required parts; Optional Parts for Split System; SoundFX Direct Fit |
| 1988 | Nissan | 300ZX | 3.0L | V6 | N/A | SoundFX Direct Fit |
| 1987 | Nissan | 300ZX | 3.0L | V6 | N/A | If welded assembly, replace all required parts; Optional Parts for Split System; SoundFX Direct Fit |
| 1987 | Nissan | 300ZX | 3.0L | V6 | N/A | SoundFX Direct Fit |
| 1986 | Nissan | 300ZX | 3.0L | V6 | N/A | If welded assembly, replace all required parts; Optional Parts for Split System; SoundFX Direct Fit |
| 1986 | Nissan | 300ZX | 3.0L | V6 | N/A | SoundFX Direct Fit |
| 1985 | Nissan | 300ZX | 3.0L | V6 | N/A | If welded assembly, replace all required parts; Optional Parts for Split System; SoundFX Direct Fit |
| 1985 | Nissan | 300ZX | 3.0L | V6 | N/A | SoundFX Direct Fit |
| 1984 | Nissan | 300ZX | 3.0L | V6 | N/A | If welded assembly, replace all required parts; Optional Parts for Split System; SoundFX Direct Fit |
| 1984 | Nissan | 300ZX | 3.0L | V6 | N/A | SoundFX 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:
32137000319820
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.