OE Quality
60-Day Returns
WalkerPart #: 18583

Walker 18583 Exhaust Muffler
⚙️ 3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$115.61Free 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: Pontiac, Grand Am
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Exhaust Muffler options
Walker 18583 Exhaust Muffler
| Brand | Walker |
| Part Number | 18583 |
| Position | SoundFX Direct Fit |
| Outlet Outside Diameter | 3 |
| Universal Or Specific Fit | Specific |
| Shape | Oval |
| Grade Type | Regular |
| Inlet Inside Diameter | 2 |
| Body Width | 11 |
| Inlet Quantity | 1 |
| Outlet Quantity | 1 |
| Reversible | No |
| Tunable | No |
| Overall Length | 38.125 |
| Body Height | 5.5 |
| Body Length | 20 |
| Body Material | Steel |
| Finish | Aluminized |
| Inlet 1 Inside Diameter | 2 |
| Inlet 1 Type | Pipe connection |
| Inlet Configuration | Offset |
| Inlet Offset | 3.5 |
| Inlet Type | Pipe connection |
| Muffler Type | Combination |
| Outlet 1 Outside Diameter | 3 |
| Outlet 1 Type | Tip |
| Outlet Configuration | Center |
| Outlet Type | Tip |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1998 | Pontiac | Grand Am | SE | 2.4L | L4 | N/A | Requires 36153; If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1997 | Pontiac | Grand Am | SE | 2.4L | L4 | N/A | Requires 36153; If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1996 | Pontiac | Grand Am | SE | 2.4L | L4 | N/A | Requires 36153; If welded assembly, replace all required parts; 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:
14710700185
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.