Walker Aluminized Steel Exhaust Reducer Y-Pipe, 2-Inlet to 1-Outlet, 4 in OD, 18-1/4 in Length
#WAK40247
Product Overview
Made from aluminized steel for durability, Walker® premium pre-bent T-pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.
Features & Benefits
- FOR COMMERCIAL TRUCKS -- Converts a single system into a dual system on popular diesel engines
- RESISTS CORROSION -- Durable aluminized steel construction for corrosion resistance and performance
- CONNECTS EXHAUST PARTS -- Precision bends for a secure, leak-free connection
- BETTER TOGETHER -- Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
- FLEXIBLE SOLUTION -- Offered in a variety of styles and sizes; may require fabrication and welding; see product specifications for more information
- OE-STYLE DESIGN -- Designed with OE-style connectors and hangers for secure fit (where applicable)
Specifications
| Connection | OD-OD |
| Inlet Quantity | 2 |
| Inlet Type | Pipe Connection |
| Length | 18-1/4 in |
| Material | Steel |
| Outlet Quantity | 1 |
| Outlet Type | Pipe Connection |
| Universal | Yes |
| Finish | Aluminized |
| Outside Diameter | 4 in |
| Manufacturer Part Number | 40247 |
| Product Category | Exhaust Pipe |
| Quantity | 2 |
Interchanges & Equivalent parts:
| W40247 |
| 92673 |
| Y-400A |




















