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GMC C3500 Catalytic Converter

We have 9 Items In-stock. Select a year to continue.
$228.00 List Price $269.04 Save $41.04 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#: REPC960303
  • Brand: Evan Fischer
  • Fit Note: For Vehicles with Single Catalytic Converter System, Under 8500Lbs. GVW
  • Quantity Sold: Assembly
  • Tube Material: Aluminized steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 37 in. overall length
(see more)
Fits the following GMC C3500 Years:
  • 1996 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
$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
  • Fit Note: 141.5 Wheelbase, Over 8500 Lbs. GVW
  • 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 GMC C3500 Years:
  • 1999-2000 | 8 Cyl 7.4L | Sierra SL, Sierra SLE, Sierra SLT
  • 1999 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
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

$108.98 List Price $141.03 Save $32.05 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#: M6699004HM
  • Brand: Magnaflow
  • Fit Note: 8501 to 15000 GVW
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
(see more)
Fits the following GMC C3500 Years:
  • 1996-2000 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
Rating: (see review/s)

"It was easy for the installer to install. Did not affect the Oxygen Sensor, and now I got super great mileage, from less than 20 mpg, I now get 26.5 mpg." posted by: Gil on March 15, 2010

$327.80 List Price $847.79 Save $519.99 Availability: In Stock
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DAVICO EXACT FIT 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. Their Exact Fit Catalytic Converter is sized specifically for each application and uses the right substrate to meet the aftermarket performance standards for catalytic converters.

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:
  • 39 in. overall length
  • 3-bolt loose flange inlet
  • 3 oxygen sensor ports
  • Oval body
  • Y-pipe assembly

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

  • SKU#: DAV19021
  • Brand: Davico
  • Fit Note: Without Gaskets, Inlet Flange Bolt Holes 3.25 Inch., Over 8500 Gvw
  • 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 GMC C3500 Years:
  • 1996 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
$374.48 List Price $819.36 Save $444.88 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
  • 3-bolt flange with spherical flare inlet
  • 3-bolt flange welded outlet
  • With one oxygen sensor port
  • Oval body
  • 50.875 in. overall length
Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: CAT9092
  • Brand: Catco
  • Fit Note: Over 8500 lbs. GVW, Federal and California Emission Vehicles, Not legal for sale for vehicles licensed in California
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 2-3 business days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 50.875 in. overall length
(see more)
Fits the following GMC C3500 Years:
  • 1996 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
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$153.62 List Price $181.27 Save $27.65 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#: WK15693
  • Brand: Walker
  • Fit Note: Under 8500 lbs. GVW, With 26-1/4 in. Overall Length
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Dimensions: 26.25 in. overall length
  • Warranty: 5-year or 50,000-mile Walker limited warranty
 
Fits the following GMC C3500 Years:
  • 1988-1992 | 8 Cyl 5.7L | Sierra SLE, Sierra SLX, Sierra
Rating: (see review/s)

"Once I got the old catalytic converter out the job was easy. The new converter slipped right in. I passed my California smog test with this as the only change on my 20 year old truck, where I had failed before. It cleaned up my hydrocarbons and NO." posted by: Eppi on August 2, 2009

$338.95 List Price $633.87 Save $294.92 Availability: In Stock
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Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: W0133-1925207
  • Brand: Bosal
  • Fit Note: w/ GVW under 8500lbs

    This catalytic converter is NOT approved for sale or use in California.
  • Quantity Sold: Assembly
  • Tube Material: Aluminized steel
  • Anticipated Ship Out Time: Same day - 1 business day
 
Fits the following GMC C3500 Years:
  • 1996-2000 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
$767.95 List Price $1,297.47 Save $529.52 Availability: In Stock
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Diversified Environmental Catalysts
Diversified Environmental Catalysts, Inc. specializes in the manufacturing of direct fit catalytic converters for import and domestic vehicles.

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

  • SKU#: W0133-1925531
  • Brand: Benchmark
  • Fit Note: For vehicles located in California, this converter is only approved for use on this specific application if the vehicle meets the Tier 1 certification level and is equipped with an engine family designation of TGM5.76PGFEK -or- TGM5.7JPG1EK (refer to the Vehicle Emission Control Information label in the engine compartment for more information). This converter is NOT approved for use on vehicles located in California with a certification level of ULEV, SULEV, or higher., For vehicles located in California, this converter is only approved for use on this specific application if the vehicle meets the Tier 1 certification level and is equipped with an engine family designation of VGM5.7HPG1EK (refer to the Vehicle Emission Control Information label in the engine compartment for more information). This converter is NOT approved for use on vehicles located in California with a certification level of ULEV, SULEV, or higher., For vehicles located in California, this converter is only approved for use on this specific application if the vehicle meets the Tier 1 certification level and is equipped with an engine family designation of WGMXA05.7182, WGMXA05.7184, or WGMXA05.7187 (refer to the Vehicle Emission Control Information label in the engine compartment for more information). This converter is NOT approved for use on vehicles located in California with a certification level of ULEV, SULEV, or higher., For vehicles located in California, this converter is only approved for use on this specific application if the vehicle meets the Tier 1 certification level and is equipped with an engine family designation of XGMXA05.7182 -or- XGMXA05.7187 (refer to the Vehicle Emission Control Information label in the engine compartment for more information). This converter is NOT approved for use on vehicles located in California with a certification level of ULEV, SULEV, or higher., For vehicles located in California, this converter is only approved for use on this specific application if the vehicle meets the Tier 1 certification level and is equipped with an engine family designation of YGMXA05.7191 (refer to the Vehicle Emission Control Information label in the engine compartment for more information). This converter is NOT approved for use on vehicles located in California with a certification level of ULEV, SULEV, or higher.
  • Quantity Sold: Assembly
  • Tube Material: Steel
  • Anticipated Ship Out Time: 1-2 Business Days
 
Fits the following GMC C3500 Years:
  • 1996-2000 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
$312.03 List Price $465.87 Save $153.84 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#: F132010023
  • 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
(see more)
Fits the following GMC C3500 Years:
  • 1996-2000 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
Rating: (see review/s)

"bolt pattern on flange side do not line up with manifold studs. at this price you should not have to modify it. however nothing a drill won t remidity. and the o2 sensor positions are different than stock but work just fine." posted by: on February 3, 2014

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