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Catalytic Converter for 2012 Nissan Altima

We have 9 Items In-stock. Select your vehicle's Submodel to continue.

49-state legal Eastern Direct Fit Catalytic Converter

Eastern 49-State Legal Direct Fit Catalytic Converters

  • NANO technology for better converter efficiency
  • Advanced materials design for optimum engine output and catalytic efficiency
  • Complete range of inlet and outlet diameters
Backed by 3 decades of product expertise, Eastern continues to invest in state-of-the-art production equipment to guarantee only the best for their customers - making them ready for the future.

Note:
  • 49-state legal; Not legal in California and other states adopting California Emissions Standards; Not for sale or use in California and other states adopting California Emissions Standards; Cannot be shipped to California and such states
Eastern Catalytic Converter, Eastern ECO III, Firewall Side, 49-State Legal - No CA Shipments
$336.02 List Price $396.50 Save $60.48 Availability: In Stock
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  • SKU#: EAST40886
  • 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 Eastern limited warranty
Fits the following 2012 Nissan Altima submodels:
  • 6 Cyl 3.5L | SR
Eastern Catalytic Converter, Eastern ECO III, Front, 49-State Legal - No CA Shipments
$356.08 List Price $420.17 Save $64.09 Availability: In Stock
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  • SKU#: EAST40800
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Catalytic Converter Type: Catalytic Converter with Exhaust Manifold
  • Dimensions: 21 in. overall length
  • Warranty: 5-year or 50,000-mile Eastern limited warranty
see more Fits the following 2012 Nissan Altima submodels:
  • 4 Cyl 2.5L | Base, S, SL
Rating: (see review/s)

"I purchased a catalytic converter for my car..It arrived at my home quickly and also came with a manifold cover which was a definite plus.." posted by: Jmizzles on April 1, 2014

"fit perfect just as described and I saved allot of money doing it myself" posted by: on January 3, 2014

Walker 49-state legal - no CA shipments 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
  • Can be bolted in easily

Notes:

  • 49-state legal; Not legal in California and other states adopting California Emissions Standards; Not for sale or use in California and other states adopting California Emissions Standards; Cannot be shipped to California and such states
Walker Catalytic Converter, Walker Ultra, Rear, 49-State Legal - No CA Shipments
$156.12 List Price $398.76 Save $242.64 Availability: In Stock
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  • SKU#: WK54782
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 5-year or 50,000-mile Walker limited warranty
Fits the following 2012 Nissan Altima submodels:
  • 4 Cyl 2.5L | Base, S, SL

Walker Catalytic Converter 49-State Legal

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
  • Can be bolted in easily


Note:

  • 49-state legal
Walker Catalytic Converter, Walker Ultra, Rear, 49-State Legal - No CA Shipments
$104.23 List Price $211.52 Save $107.29 Availability: In Stock
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  • SKU#: WK93252
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 2-3 business days
  • Dimensions: 11.5 in. overall length
  • Warranty: 5-year or 50,000-mile Walker limited warranty
see more Fits the following 2012 Nissan Altima submodels:
  • 4 Cyl 2.5L | Base, S, SL

Pacesetter Performance - Catalytic Converters

PACESETTER - CATALYTIC CONVERTERS

Replace your sub-par stock converter with a higher performing catalytic converter by Pacesetter Performance. Their converters are fabricated from the finest mandrel-bent stainless steel and feature perfect fit machined steel flanges. Pacesetter, known for their exhausts, has been a leading manufacturer of performance headers and exhaust systems since their inception in 1974.
  • Designed to replace poorly performing OEM converter
  • Streamlines and improves exhaust flow via honeycomb catalyst
  • Made from fine mandrel-bent stainless steel
  • Complies with EPA/CARB regulations
  • Bolts on for quick and easy installation (on most vehicles)
  • Backed by a 5-year/50,000-mile warranty
  • Direct fit by vehicle year, make and model
  • 49-state legal (not legal in CA)
  • Designed and manufactured in the USA
Pacesetter Catalytic Converter, Front, 49-State Legal - No CA Shipments, Direct Fit
$334.26 List Price $394.43 Save $60.17 Availability: In Stock
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  • SKU#: P40753006
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: Factory replacement
  • EO Number: Not applicable
  • Warranty: 5-year or 50,000-mile Pacesetter limited warranty
see more Fits the following 2012 Nissan Altima submodels:
  • 4 Cyl 2.5L | Base, S, SL

Bosal 49-state legal - no CA shipments Catalytic Converter

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

Notes:

  • 49-state legal; Not legal in California and other states adopting California Emissions Standards; Not for sale or use in California and other states adopting California Emissions Standards; Cannot be shipped to California and such states
Bosal Catalytic Converter, Rear, 49-State Legal - No CA Shipments, Direct Fit
$275.86 List Price $325.51 Save $49.65 Availability: In Stock
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  • SKU#: BO0961460
  • Quantity Sold: Assembly
  • Tube Material: Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 5-year or 25,000-mile Bosal limited warranty
Fits the following 2012 Nissan Altima submodels:
  • 4 Cyl 2.5L | Base, S, SL
Bosal Catalytic Converter, Front, 49-State Legal - No CA Shipments, Direct Fit
$355.08 List Price $418.99 Save $63.91 Availability: In Stock
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  • SKU#: BO0961445
  • Quantity Sold: Assembly
  • Tube Material: Steel
  • Anticipated Ship Out Time: Same day - 1 business day
  • Catalytic Converter Type: Catalytic Converter with Exhaust Manifold
  • Warranty: 5-year or 25,000-mile Bosal limited warranty
Fits the following 2012 Nissan Altima submodels:
  • 4 Cyl 2.5L | Base, SL, S

More results for 2012 Nissan Altima Catalytic Converter

BENCHMARK 49-STATE LEGAL (NO CA) OE REPLACEMENT CATALYTIC CONVERTER

Benchmark catalytic converters are considered to be the industry's standard replacement catalytic converter. They are the recognized leading catalytic converters in terms of fitment and durability.... (see more)

DORMAN CATALYTIC CONVERTER (49-STATE LEGAL - NO CA SHIPMENTS)

Dorman catalytic converters are manufactured from high-quality materials, making them the perfect replacements for your worn-out factory piece. These converters are re-engineered with improvements... (see more)