order by phone (Se Habla Español) 1-800-913-6119 | 1-801-214-2997 or Live Chat
APWPART FINDER
My Vehicle Add New
  • Select Year
  • Select Make
  • Select Model
  • Select Submodel
  • Select Engine

Shop by Brand

GMC C3500 Catalytic Converter

We have 9 Items In-stock. Select a year to continue.
$224.86 List Price $265.33 Save $40.47 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)

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
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
Eastern ECO II 49-State Catalytic Converter

The ECO II Catalytic Converter from Eastern features greater loadings of precious metals - leading to better catalytic efficiency. This product is ideal to use on vehicles with complex or OBD II systems.

Eastern is one of the top manufacturers of catalytic converters, incorporating exclusive and sophisticated research and development to assure that only the best goes into the market.



Specifications:
  • 14 in. overall length
  • 2.5 in. inlet/outlet size
  • Oval body
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
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • 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
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
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
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
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:
  • 1997-2000 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
View All
$153.62 List Price $181.27 Save $27.65 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
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

$356.54 List Price $420.72 Save $64.18 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
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 two catalytic converters
  • Oval body
Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

  • SKU#: BO0795111
  • Brand: Bosal
  • Fit Note: Up to 8500 lbs. GVW, Not legal in NY for vehicles with California Emission System, Driver and Passenger side Assembly
  • Quantity Sold: Assembly
  • Tube Material: Aluminized steel
  • Anticipated Ship Out Time: 1-2 business days
  • Warranty: 5-year or 25,000-mile Bosal limited warranty
 
Fits the following GMC C3500 Years:
  • 1996-2000 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
  • 1997-1999 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
$416.67 List Price $1,250.00 Save $833.33 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
BENCHMARK CATALYTIC CONVERTER

Benchmark catalytic converter is 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#: BEN20349
  • Brand: Benchmark
  • Fit Note: Driver and Passenger side Assembly
  • Quantity Sold: Assembly
  • Anticipated Ship Out Time: 1-2 business days
  • Warranty: 5-year or 50,000-mile Benchmark limited warranty
 
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
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
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: 2-3 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

View Less