18th Jul 2026, 10:11 PM
Walker SoundFX 18431 Direct Fit Exhaust Muffler 2 inch Inlet (ID) 1.875 inch Outlet (ID) for Pontiac Grand Prix
Price may vary by location, shipping cost, and availability.
Lowest in last 4 months
37% Off
$42.76
$67.99
Highest: $71.99
Average: $63.53
Lowest: $42.76
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Walker SoundFX 18431 Direct Fit Exhaust Muffler 2 inch Inlet (ID) 1.875 inch Outlet (ID) for Pontiac Grand Prix here. This product's current Price in USA is $42.76. The average and highest prices are $63.53 and $71.99 respectively.
| Lowest Ever Price | $42.76 |
|---|---|
| 18th Jul 2026 | |
| Average Price | $63.53 |
| Based on 147 days price tracking | |
| Highest Price | $71.99 |
| 11th Apr 2026 | |
Current Price in USA
| Price | $42.76 |
|---|---|
| MRP | $67.99 |
| Savings | $25.23 |
| Discount | 37.10% |
Recent Price Drops on Walker SoundFX 18431 Direct Fit Exhaust Muffler 2 inch Inlet (ID) 1.875 inch Outlet (ID) for Pontiac Grand Prix
Price Drop 17th Jul 2026
$56.85 → $42.76
24.78% drop
Price Drop 29th Apr 2026
$69.03 → $58.47
15.3% drop
Product Information
Details
| Product Name | Walker SoundFX 18431 Direct Fit Exhaust Muffler 2 inch Inlet (ID) 1.875 inch Outlet (ID) for Pontiac Grand Prix |
|---|---|
| Store Product Code | B000C9478K |
| Store Name | amazon.com |
| Brand | Walker |
| Rating | 10 / 10 |
| Category | Mufflers |
| Product Manufacturer | Tenneco (Dynomax, Walker, Thrush) |
| Model Number | 18431 |
| Dimensions | 20.8 x 10.2 x 4.7 inches |
Features
- COMPATIBILITY Fits 1991-1991 Oldsmobile Cutlass; 1992-1992 Oldsmobile Cutlass; 1993-1993 Oldsmobile Cutlass; 1991-1991 Oldsmobile Cutlass Supreme; 1992-1992 Oldsmobile Cutlass Supreme; 1993-1993 Oldsmobile Cutlass Supreme; 1990-1990 Pontiac Grand Prix;
- GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes
- INHIBITS CORROSION -- Aluminized-steel construction and internal drainage system helps inhibit corrosion
- BUILT TO LAST -- Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
- EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn't require specialized fabrication and/or welding
- FACTORY SOUND -- Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
- GET MORE MILES FROM YOUR MUFFLER -- Designed and tested to extend muffler life
Images
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Rating and Reviews
10 Based on 4 reviews
Walker SoundFX 18431 Direct Fit Exhaust Muffler has 10 rating out of 10. This average rating is consist of 4 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.