Walker Aluminized Steel Exhaust Pipe Reducer, 3 in ID to 4 in ID, 8 in Length
#WAK41890
Product Overview
Walker®, with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today's emissions control needs, while developing solutions for tomorrow's challenges. Walker® is a 'one-stop' convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic and import vehicles in broadmarket, performance, and commercial vehicle applications. Walker® delivers optimal OE-style fit, appearance, and dependability in aftermarket emissions control parts.
Features & Benefits
- Offered in a variety of styles and sizes for your installation needs
- Manufactured from aluminized steel for durability
- Ideal for weld or clamp installations
- Burr-free construction for proper fitment
- Universal fit for installation flexibility
Specifications
| Connection | OD-OD |
| Inlet Quantity | 1 |
| Inlet Type | Pipe Connection |
| Inside Diameter 1 (in) | 3 in |
| Inside Diameter 2 (in) | 4 in |
| Length | 8 in |
| Material | Steel |
| Outlet Quantity | 1 |
| Outlet Type | Pipe Connection |
| Thickness | 1/64 in |
| Finish | Aluminized |
| Outside Diameter | 4 in |
| Manufacturer Part Number | 41890 |
| Product Category | Exhaust Reduction Pipe |
Interchanges & Equivalent parts:
| 89881A |
| NEL89881A |
| W41890 |
| 9648 |
| OTRRD4030 |
| PPRD4030 |
| R4O-3OA |




















