Walker Stainless Steel Flex Tube, 3-1/2 in ID, 25 ft Length, Flex-Lock - Sold by the foot
#WAK40021
Product Overview
Available in stainless steel to meet the specific needs of your vehicle, Walker® Flex tubing features flex-lock construction and a leak-free connector.
Features & Benefits
- DESIGNED TO PERFORM -- Flex-lock construction provides better flexibility with a leak-free connector
- RESISTS CORROSION -- Available in stainless steel construction for corrosion resistance and performance (application specific)
- FLEXIBLE SOLUTION -- Offered in a variety of lengths and diameters for a customizable fit; may require specialized fabrication and welding for installation; see product specifications for more information
- DURABLE -- Single roll band construction for durability
- COMPATIBILITY -- Ideal for weld or clamp installations
- BETTER TOGETHER -- Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Specifications
| Inside Diameter 1 (in) | 3-1/2 in |
| Length | 25 ft |
| Material | Stainless Steel |
| Finish | Natural |
| Manufacturer Part Number | 40021 |
| Product Category | Universal Exhaust Flex Pipe |
| Quantity | 1 |
Interchanges & Equivalent parts:
| 89722K |
| NEL89722K |
| W40021 |
| WAL40021 |
| 2152535 |
| 53350 |
| 8983 |
| J008983 |
| SF-3500 |
| SF-35300 |




















