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Walker 21382 Exhaust Muffler - Left
| Brand | Walker 21382 |
|---|---|
| Position | Left |
| Universal Or Specific Fit | Specific |
| Shape | Oval |
| Grade Type | Regular |
| Inlet Inside Diameter | 1.875 |
| Body Width | 9 |
| Inlet Quantity | 1 |
| Outlet Inside Diameter | 2.25 |
| Outlet Quantity | 1 |
| Reversible | No |
| Tunable | No |
| Overall Length | 17.25 |
| Body Height | 7 |
| Body Length | 14 |
| Body Material | Stainless steel |
| Finish | Aluminized |
| Inlet 1 Inside Diameter | 1.875 |
| Inlet 1 Type | Pipe connection |
| Inlet Configuration | Offset |
| Inlet Offset | 1.625 |
| Inlet Type | Pipe connection |
| Muffler Type | Combination |
| Outlet 1 Inside Diameter | 2.25 |
| Outlet 1 Type | Pipe connection |
| Outlet Configuration | Offset |
| Outlet Type | Pipe connection |
| Product line | Quiet-Flow SS |
| Fits | Pontiac · 6 vehicles |
100% stainless steel. Corrosion-resistant construction for long service life.
Precision fit. Engineered for a straightforward, OE-style replacement.
OE-style sound. Delivers a refined exhaust note without excess drone.
Cross-references Anchor 2242 for the same application. See all 1.
Walker Quiet-Flow SS Muffler for Grand Prix
Walker Quiet-Flow SS muffler part number 21382 is a specific-fit exhaust muffler built with 100% stainless-steel construction for durability and consistent exhaust performance. It is engineered for the left side on select 1997-2002 Pontiac Grand Prix models with dual exhaust, delivering OE-style sound and precise fitment.
Key Features
- Specific-fit exhaust muffler for select Pontiac Grand Prix applications
- 100% stainless-steel body construction for corrosion resistance
- Oval muffler shape with a combination muffler design
- Offset inlet and outlet configuration for application-specific routing
- 1.875-inch inlet inside diameter and 2.25-inch outlet inside diameter
- Walker Quiet-Flow SS product line focused on precision fit and controlled exhaust tone
- Part number 21382 for easy catalog matching
Product Details
Walker Quiet-Flow SS is the brand’s stainless-steel muffler line for drivers who want a direct-fit replacement with OE-style sound characteristics and improved flow. This Walker muffler 21382 uses an oval body measuring 17.25 inches overall, with a 14-inch body length, 9-inch body width, and 7-inch body height. The aluminized finish and stainless-steel body construction support long-term exhaust service in demanding conditions. This part cross-references Anchor 2242 for the same application.
Compatible With 1997-2002 Pontiac Grand Prix, left side, this muffler is listed for premium dual-exhaust applications. If you are replacing a worn or damaged rear muffler on a Pontiac Grand Prix, part number 21382 provides the fitment and outlet sizing needed for a direct replacement path.
Common Issues This Part Can Address
- Exhaust noise from a rusted or perforated muffler
- Restricted exhaust flow caused by internal muffler deterioration
- Fitment problems when replacing a left-side dual-exhaust muffler
- Loss of OE-style exhaust tone after corrosion or impact damage
- Need for a direct replacement on select Pontiac Grand Prix exhaust systems
Installation Notes and Tips
Verify the vehicle is a 1997-2002 Pontiac Grand Prix with dual exhaust and left-side muffler placement before ordering. Match the inlet and outlet diameters, offset configuration, and overall body dimensions to the existing exhaust layout. For welded assemblies, replace all required related parts during service to maintain proper alignment and sealing.
Quality Assurance
Walker Quiet-Flow SS mufflers are built around precision fit, stainless-steel construction, and OE-style sound characteristics. Part number 21382 is designed for direct replacement use on the listed Pontiac Grand Prix applications and follows Walker’s Quiet-Flow SS product-line standards for fit and exhaust performance.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Pontiac | Grand Prix | 3.8L | V6 | Left | Premium; with Dual Exhaust; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS |
| 2001 | Pontiac | Grand Prix | 3.8L | V6 | Left | Premium; with Dual Exhaust; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS |
| 2000 | Pontiac | Grand Prix | 3.8L | V6 | Left | Premium; with Dual Exhaust; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS |
| 1999 | Pontiac | Grand Prix | 3.8L | V6 | Left | Premium; with Dual Exhaust; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS |
| 1998 | Pontiac | Grand Prix | 3.8L | V6 | Left | Premium; with Dual Exhaust; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS |
| 1997 | Pontiac | Grand Prix | 3.8L | V6 | Left | Premium; with Dual Exhaust; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS |
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