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Mercedes Benz S420 Catalytic Converter

We have 6 Items In-stock. Select a year to continue.
$76.21 List Price $89.93 Save $13.72 Availability: In Stock
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EASTERN CATALYTIC CONVERTER

World-class quality and innovation have made Eastern the best converter manufacturer in the business. 100% of Eastern's research and development efforts goes into making the finest aftermarket and original equipment catalytic converters on the market. Each Eastern catalytic converter uses advanced materials design which retains maximum engine output and maximizes catalytic efficiency. Eastern's proprietary NANO technology chemistry yields highly efficient loadings for lower cost and better converter efficiency.

Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: EAST70534
  • Brand: Eastern
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 7.25 x 4.25 x 13 in., 17 in. overall length
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Fits the following Mercedes Benz S420 Years:
  • 1994-1995 | 8 Cyl 4.2L | Base
$100.27 List Price $129.77 Save $29.50 Availability: In Stock
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  • Not legal for use in California or in states adopting the California emissions standards
  • Semi-universal design – cut out your old catalytic converter and weld in the new one
  • Stainless Steel Construction
  • Legendary Magnaflow quality, power, and sound
  • Ceramic, honeycomb catalyst designed for maximum flow and surface area

When you want the best, you want Magnaflow!  These 49-State Legal semi-universal catalytic converters have a catalyst specifically designed for your vehicle – just cut out your old catalytic converter and weld in the new one.  Engineered to cut emissions and improve performance.

  • SKU#: M6699205HM
  • Brand: Magnaflow
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
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Fits the following Mercedes Benz S420 Years:
  • 1996-1999 | 8 Cyl 4.2L | Base
Rating: (see review/s)

"After instalation my car ran great the parts arrived when they said they would." posted by: Hmc on July 16, 2012

$411.43 List Price $932.02 Save $520.59 Availability: In Stock
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CATCO CATALYTIC CONVERTER

Catco catalytic converters are designed with 409 stainless steel pipes and shell for longer life.

Specifications
  • 2-bolt flange spherical flare inlet
  • 2.365 in. and 2-bolt flange with 45-degree flare outlet
  • With one oxygen sensor port
  • Oval body
  • 72.25 in. overall length
  • 2.365 in. outlet diameter
  • 2-1 inlet and dual outlet configuration
Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: CAT9149
  • Brand: Catco
  • Fit Note: With 140 Chassis, Federal And California Emission Vehicles
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 72.25 in. overall length
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Fits the following Mercedes Benz S420 Years:
  • 1994-1995 | 8 Cyl 4.2L | Base
$116.83 List Price $211.52 Save $94.69 Availability: In Stock
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WALKER CATALYTIC CONVERTER, UNIVERSAL

Walker catalytic converters feature OE style design and fit, thicker OE-quality flanges, oxygen sensor fittings, heat-shielded pipe, and structural brace for enhanced strength and durability.

Features
  • Higher loaded substrate
  • Easy bolt-on installation
Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: WK93252
  • Brand: Walker
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
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Fits the following Mercedes Benz S420 Years:
  • 1996-1999 | 8 Cyl 4.2L | Base
$286.12 List Price $374.01 Save $87.89 Availability: In Stock
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FLOWMASTER – 50 STATE LEGAL SEMI-UNIVERSAL CATALYTIC CONVERTER

Failed the smog test because of a malfunctioning stock catalytic converter that has come to the end of its life? Don’t panic and send your vehicle off to the junkyard when everything else is running smoothly. Replace that old catalytic converter with a new Flowmaster 50 State Semi-Universal Catalytic Converter and go back in for a retest. Since installing a new converter from any car dealer is exceedingly expensive, using a Flowmaster is a much better alternative. After installing a Flowmaster 50 State Legal Semi-Universal Catalytic Converter, your car, truck or SUV will have a much better chance of passing the smog test and it will not trip check engine lights as well. Flowmaster known as ‘the exhaust technology company,’ is a leading manufacturer of high performance exhaust systems and respected for design, innovation and engineering.

  • Great for replacing worn out factory original catalytic converters
  • Designed and manufactured in U.S.A.
  • Meticulously engineered internals with the correct precious metals won’t set off check engine lights
  • Mandatory in all states that adopted strict California vehicle emission standards
  • All California Air Resources Board (CARB) requirements are met
  • Catalyst housing is made from stainless steel for longevity
  • Made for a wide selection of popular trucks, SUVs and cars

NOTE: Requires clamps, welding or custom fabrication to install

  • SKU#: F133940020
  • Brand: Flowmaster
  • Product Fit: Semi-Universal
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • EO Number: D-280-100
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Fits the following Mercedes Benz S420 Years:
  • 1996-1999 | 8 Cyl 4.2L | Base
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$363.33 List Price $1,090.00 Save $726.67 Availability: In Stock
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BENCHMARK CATALYTIC CONVERTER ASSEMBLY

Benchmark catalytic converters are considered to be the industry's standard replacement catalytic converter. It is the recognized leader in fitment and durability. It features perfect fit and repeatability and its performance results are continually monitored by Benchmark's internal emissions laboratory to insure quality loadings which eliminate OBDII issues caused by many universal catalysts.

Specifications
  • Flange inlet
  • Flange outlet
  • With one oxygen sensor port
  • Standard assembly with one catalytic converter
  • Round body
  • Single inlet and outlet configuration
Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: BEN72238
  • Brand: Benchmark
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 5-year or 50,000-mile Benchmark limited warranty
 
Fits the following Mercedes Benz S420 Years:
  • 1996-1999 | 8 Cyl 4.2L | Base
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