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The WALKER 18567 SoundFX® Exhaust Muffler is a direct-fit replacement engineered to restore factory sound and performance for select Infiniti and Nissan 3.0L V6 models. Built from 100% aluminized steel, it offers superior corrosion resistance and long service life compared to standard low-carbon steel mufflers.
Featuring OE-style hangers, brackets, and pipe routing, this muffler delivers easy bolt-on installation with no fabrication required. Louvered internal tubes and mechanically joined components ensure quiet, smooth exhaust tone while maintaining durability through heat cycles.
Aluminized Steel Construction for improved corrosion resistance
Internal Drainage System minimizes moisture collection
OE-Style Fitment with direct bolt-on installation
Louvered Tubes for factory-style acoustic performance
Spun-Locked Heads & Reinforced Joints increase durability
Engineered & Tested for long service life
| Specification | Detail |
|---|---|
| Shape | Oval |
| Finish | Aluminized |
| Body Material | Steel |
| Body Height | 5.500 in |
| Body Length | 19.000 in |
| Body Width | 11.000 in |
| Inlet Type | 2 Bolt Welded Flange |
| Outlet Type | Tip |
| Outlet Outside Diameter | 2.000 in |
| Inlet Location | Offset |
| Outlet Location | Offset |
| Hanger Included | Yes |
| Inlet Quantity | 1 |
| Outlet Quantity | 1 |
| Overall Length | 34.325 in |
| Inlet Offset | 1.500 in |
| Reversible | No |
| Tunable | No |
| Universal or Specific Fit | Specific |
| Grade Type | Premium |
1996–1999 – 3.0L V6 2988cc (182cid)
1995–1999 – 3.0L V6 2988cc (182cid)
Direct bolt-on installation—no welding required
Designed to match OE backpressure and sound levels
Ensure vehicle compatibility before purchase
Uses OE-style hangers for easy alignment
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
