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WALKER 16457  
$622.79
Price
$0.00
Core
$622.79
Total
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WALKER 16457 Specifications
AIR TUBENo
Air Tube CountNo
Body MaterialStainless Steel
Body ShapeRound
California CertifiedNo
Converter Quantity1
Dimensions - Body Height4.25 in.
Dimensions - Body Length13 in.
Dimensions - Body Width4.25 in.
Dimensions - Outlet 1 Outside Diameter1.8 In.
Dimensions - Outlet Outside Diameter1.8 In.
Dimensions - Overall Length17 in.
Inlet 1 Type3 Bolt Welded Flange
Inlet Quantity1
Inlet Type3 Bolt Welded Flange
Mounting Hardware IncludedNo
Outlet 1 Type3 Bolt Welded Flange
Outlet Quantity1
Outlet Type3 Bolt Welded Flange
Substrate MaterialCeramic
Extra Precious Metal Loading; E.P.A. Compliant
E.P.A. Compliant Converters are not legal for sale or use in California or Colorado. Restrictions apply in New York and Maine.

Walker Ultra® Catalytic Converters are design-validated for assured fit, and provide EPA-compliant performance. Premium substrate material and a high-technology washcoat ensure exceptional oxygen storage capacity while OE expertise delivers application-engineered parts, providing the best performance for even the most challenging emissions issues.

Features & Benefits:
  • Keeps Check Engine Light Off for Emissions Codes - OE style high-technology washcoat and optimal precious metal load deliver required reduction in tailpipe emission to match vehicle application
  • Direct-Fit Design - Bolt-on replacement solution with OE-style routings for easy installation that doesn't require fabrication or welding
  • Doesn't Require Break-In - Ready to operate with application-specific converter shell design and mat compression
  • Strong and Durable – Stainless-steel body with aluminized pipe and heat shields for durability
Have You Fixed the Problem that Caused your OEM Converter to Fail?

Catalytic Converters are designed to last the life of your vehicle – they do not fail on their own. It is important to fix the source of the problem before replacing your OEM converter. There are three major reasons a converter fails:

OVERHEATED / MELTED

Often caused by unburned fuel entering the converter from a faulty:

  • Spark Plug
  • Exhaust Valve
  • Oxygen Sensor
  • Fuel Injector
Burned Catalytic Converter
Burned Converter

CATALYST POISONING

Often caused by exposure to emissions substances from:

  • Leaky Cylinder Head Gasket
  • Silicone-Based Sealant
  • Improper Fuel (E85, Diesel)
  • Worn Piston Ring / Valve Seal
Oil Fouled Catalytic Converter
Oil Fouled Converter
STRUCTURAL DAMAGE

Often caused by road debris, corrosion or other conditions such as:

  • Air Gap Pipe Failure
  • Flex Pipe Failure
  • Stripped O2 Sensor Threads
  • Broken Hangers
Rusted Catalytic Converter
Dented Converter
Videos

Walker Emissions Control | Diagnosing Catalytic Converter P0420 Code

Additional Resources

The Significance of the VECI Label
How to Properly Torque Flanges
Catalytic Converter Limited Warranty Registration Card

Warranty Information:
E.P.A. Compliant: 25,000 Miles - Catalytic Performance; 5 Years/50,000 Miles - Structural Integrity
C.A.R.B. Compliant: 5 Years/50,000 Miles - Catalytic Performance & Structural Integrity