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Cadillac Seville Catalytic Converter

We have 9 Items In-stock. Select a year to continue.
$141.05 List Price $166.44 Save $25.39 Availability: In Stock
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This Evan Fischer 49-State Legal (No CA) Direct Fit Catalytic Converter is manufactured from high quality and durable stainless steel catalytic case, 16-gauge aluminized steel tubes, and heat shield for long lasting durability and better protection for your vehicle. It also features honeycomb catalyst that has maximum surface area flow. OBD-II and EPA compliant catalytic converter; It is a high quality aftermarket replacement for the OEM catalytic converter. Designed for easy installation - it requires no cutting or welding!

Evan Fischer also offers comprehensive manifold converter assemblies for newer vehicle models!

  • OBD-II And EPA compliant catalytic converter
  • Requires NO cutting or welding
  • Honeycomb catalyst with maximum surface area flow
  • 49-State Legal, not for sale or use in California; cannot be shipped to California addresses
  • 2-year or 25,000-mile Evan Fischer warranty on converter and 5-year or 50,000-mile Evan Fischer warranty on another components
  • SKU#: REPC960307
  • Brand: Evan Fischer
  • Fit Note: Without Resonator
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 18 in. overall length
(see more)
Fits the following Cadillac Seville Years:
  • 2000-2004 | 8 Cyl 4.6L | SLS
  • 2000-2003 | 8 Cyl 4.6L | STS
$68.02 List Price $80.26 Save $12.24 Availability: In Stock
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EASTERN ECO II SERIES CATALYTIC CONVERTER

30 years of innovation is proof enough that Eastern is the best manufacturer of the finest aftermarket and original equipment catalytic converters on the market. Their ECO Series Catalytic Converters which are designed to help keep the Check Engine Light (MIL) off is another set of catalytic converters with world class quality.

The Eastern ECO II Series Catalytic Converter is made specifically for most complex or second generation on board diagnostic (OBD II) systems. It features wash coats with greater loadings of precious metals to handle applications with ultra low emissions, higher than normal emissions, as well as vehicles with higher mileage and heavier workloads.

The Eastern ECO II Series Catalytic Converter's features in a nutshell:

  • Engineered with Eastern's proprietary NANO technology yielding highly efficient loadings for lower cost and better converter efficiency
  • Features an advanced materials design for maximum engine output and performance

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

  • SKU#: EAST83166
  • Brand: Eastern
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 10 in. L x 6 in. W x 4.25 in. H, 14 in. overall length
(see more)
Fits the following Cadillac Seville Years:
  • 1996-1999 | 8 Cyl 4.6L | SLS, STS
Rating: (see review/s)

"No marking as to flow direction. But part fit......" posted by: on November 3, 2013

"Fit well once I found the proper adapters. The computer on the Blazer is happy now so I dont have to look at the Service Engine Soon light any more." posted by: Big RedWhatt on October 28, 2013 view all 7 reviews

$105.21 List Price $136.16 Save $30.95 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#: M6699306HM
  • Brand: Magnaflow
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 11 in. L x 5.13 in. W, 15 in. overall length
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Fits the following Cadillac Seville Years:
  • 1998-2001 | 8 Cyl 4.6L | SLS
$330.81 List Price $390.36 Save $59.55 Availability: In Stock
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DAVICO ULTRA LOAD 49-STATE CATALYTIC CONVERTER

Do not settle for a universal or generic catalytic converter when you can replace your old or failing catalytic converter with a direct fit unit from Davico Manufacturing. This company has been producing catalytic converters since 1987 and is known for producing direct fit aftermarket catalytic converters that are at par with OEM units in terms of quality, specifications, and performance. Davico's Ultra Load Exact Fit Catalytic Converter is designed and tested to give high efficiency flow of exhaust gasses running out of your exhaust system.

Features:
  • Direct fit - made using reliable computer-controlled fabrication system for flawless replication
  • Manufactured using strict OEM and emission control specifications
  • No cutting, sliding, clamping, or welding required for easier installation
Specifications:
  • 4-bolt fixed flange inlet
  • Slip-fit outlet
  • 1 oxygen sensor port
  • Oval body

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

  • SKU#: DAV49030
  • Brand: Davico
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
(see more)
Fits the following Cadillac Seville Years:
  • 1999-2003 | 8 Cyl 4.6L | STS
$224.14 List Price $462.38 Save $238.24 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
  • 4-bolt flange welded inlet
  • With one oxygen sensor port
  • Oval body
  • 26.25 in. overall length
  • 2.5 in. outlet diameter
  • Single inlet and outlet configuration
Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: CAT4840
  • Brand: Catco
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 2-3 business days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 26.25 in. overall length
(see more)
Fits the following Cadillac Seville Years:
  • 1996-1997 | 8 Cyl 4.6L | SLS, STS
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$136.90 List Price $161.54 Save $24.64 Availability: In Stock
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WALKER CATALYTIC CONVERTER

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

  • SKU#: WK15589
  • Brand: Walker
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Dimensions: 23 in. overall length
  • Warranty: 5-year or 50,000-mile Walker limited warranty
 
Fits the following Cadillac Seville Years:
  • 1984-1985 | 8 Cyl 4.1L | Base, Elegante
$149.00 List Price $192.82 Save $43.82 Availability: In Stock
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FLOWMASTER – DIRECT FIT 49-STATE LEGAL* CATALYTIC CONVERTERS

Flowmaster’s Direct Fit catalytic converter is dyno-proven to dramatically increase horsepower and reduce emissions better than your stock catalytic converter. It’s legal in 49 states and passes the federal EPA emissions standards – one of those ‘too good to be true’ must-have aftermarket products. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of high performance exhaust systems and respected for design, innovation and engineering.

  • Street legal - complies with federal EPA emissions standards
  • 50,000-mile/5-year casing warranty and 25,000-mile emissions warranty
  • Proven to improve horsepower while reducing emissions at the same time
  • 100% welded stainless body means long-lasting durability
  • Direct fit by vehicle year, make and model
  • Quick and easy installation
  • Dyno-tested
  • Factory replacement part
  • Precious metals and oversized substrates mean fewer toxins leaving the tailpipes
  • Includes heat shield for added protection
  • SKU#: F132010043
  • Brand: Flowmaster
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic
  • EO Number: Not applicable
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Fits the following Cadillac Seville Years:
  • 1977 | 8 Cyl 5.7L | Opera
  • 1976-1977 | 8 Cyl 5.7L | Base
$187.41 List Price $221.14 Save $33.73 Availability: In Stock
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BOSAL CATALYTIC CONVERTER ASSEMBLY

Bosal catalytic converters are made to fit vehicle-specific requirements for backpressure, emissions, sound levels, and sensors. Designed and built for long life reliability.

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

  • SKU#: BO0795057
  • Brand: Bosal
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 5-year or 25,000-mile Bosal limited warranty
 
Fits the following Cadillac Seville Years:
  • 1994-1995 | 8 Cyl 4.6L | SLS
  • 1993-1995 | 8 Cyl 4.6L | STS
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$248.33 List Price $745.00 Save $496.67 Availability: In Stock
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BENCHMARK CATALYTIC CONVERTER

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.

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

  • SKU#: BEN22567
  • Brand: Benchmark
  • Quantity Sold: Sold Individually
  • Tube Material: Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 5-year or 50,000-mile Benchmark limited warranty
 
Fits the following Cadillac Seville Years:
  • 1996-1999 | 8 Cyl 4.6L | SLS, STS
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