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Catalytic Converter for 2012 Nissan Altima

We have 12 Items In-stock. Select your vehicle's Submodel to continue.

Eastern - OE Replacement Catalytic Converters (48-State Legal - No CA, No NY)

EASTERN - OE REPLACEMENT CATALYTIC CONVERTERS (48-STATE LEGAL - NO CA, NO NY)

Eastern's OE replacement catalytic converters are equipped with advanced design elements and NANO technology for maximum performance. Since 1976, Eastern Catalytic has specialized in engineering world-class catalytic converters for the automotive aftermarket.

  • NANO technology provides greater converter efficiency
  • Designed with advanced materials and OE-style flex assemblies and flanges
  • Facilitates optimal engine performance
  • Full range of outlet and inlet diameters
Note:
  • 48-state legal - not for sale or use in New York or California; cannot be shipped to New York or California addresses.

Eastern ECO III Front Catalytic Converter - Manifold Converter, Direct Fit

$356.08 $420.17 You Save $64.09 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Eastern 40800
  • Location: Front
  • Series: Eastern ECO III
  • Type: Manifold Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 21 in. overall length
  • Warranty: 5-year or 50,000-mile Eastern limited warranty
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Fits the following 2012 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, S, SL
See more
Customer Review: (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

Eastern ECO III Front, Passenger Side Catalytic Converter - Manifold Converter, Direct Fit

$338.97 $399.98 You Save $61.01 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Eastern 40886
  • Location: Front, Passenger Side
  • Series: Eastern ECO III
  • Type: Manifold Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • 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
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Fits the following 2012 Nissan Altima Submodels

  • 6 Cyl 3.5L | SR
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Eastern ECO III Rear Catalytic Converter - Traditional Converter, Direct Fit

$188.30 $222.19 You Save $33.89 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Eastern 40919
  • Location: Rear
  • Series: Eastern ECO III
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • 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
See more

Fits the following 2012 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, S, SL
See more

Davico - OE Replacement Catalytic Converters (48-State Legal - No CA, No NY)

DAVICO - OE REPLACEMENT CATALYTIC CONVERTERS (48-STATE LEGAL - NO CA, NO NY)

When it comes to catalytic converters, turn to Davico. Davico's line of OE replacement catalytic converters is specifically designed to work like the original unit that came installed on your vehicle, delivering solid performance and an exact fit. Each and every one of Davico's OE replacement catalytic converters is crafted within strict standards.

Davico Standard Front Catalytic Converter - Traditional Converter, Direct Fit

$335.44 $395.82 You Save $60.38 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Davico 18258
  • Location: Front
  • Series: Davico Standard
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Aluminized Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: 2-year or 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and welds
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Fits the following 2012 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, S
See more

Walker - OE Replacement Catalytic Converters (48-State Legal - No CA, No NY)

WALKER - OE REPLACEMENT CATALYTIC CONVERTERS (48-STATE LEGAL - NO CA, NO NY)

Walker's OE replacement catalytic converters are rigorously engineered to deliver a perfect fit and optimal performance. Established in 1908, Walker is renowned in the automotive aftermarket for manufacturing a full line of exhaust system parts.

  • Higher loaded substrate
  • Engineered with premium stainless steel
  • Simply bolts on
  • Features thick, OE-quality hangers, flanges and brackets

Notes:

  • Non-CARB compliant/48-state legal - not for sale or use in New York or California; cannot be shipped to New York or California addresses.

Walker Ultra Rear Catalytic Converter - Traditional Converter, Direct Fit

$135.45 $398.76 You Save $263.31 (66%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Walker 54782
  • Location: Rear
  • Series: Walker Ultra
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • 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
See more

Fits the following 2012 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, S, SL
See more

Walker - Semi-Universal Catalytic Converters (48-State Legal - No CA, No NY)

WALKER - SEMI-UNIVERSAL CATALYTIC CONVERTERS (48-STATE LEGAL - NO CA, NO NY)

Walker's semi-universal catalytic converters feature a top-quality stainless steel design with thicker flanges, oxygen sensor fittings, heat-shielded pipes and structural braces for greater durability. Established in 1908, Walker is renowned in the automotive aftermarket for manufacturing a full line of exhaust system parts.

  • Strenuously engineered and evaluated to meet EPA requirements
  • Made with top-quality stainless steel
  • Can be modified to fit your vehicle
  • Equipped with bushings that expand as needed during installation

Notes:

  • Non-CARB compliant/48-state legal - not for sale or use in New York or California; cannot be shipped to New York or California addresses.

Walker Ultra Rear Catalytic Converter - Traditional Converter, Semi-Universal

$117.22 $211.52 You Save $94.30 (45%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Walker 93253
  • Location: Rear
  • Series: Walker Ultra
  • Type: Traditional Converter
  • 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: Same day - 1 business day
  • 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 | S, SL, Base
See more

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 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
  • 48-state legal (not legal in CA or NY)
  • Designed and manufactured in the USA

Pacesetter Front Catalytic Converter - Manifold Converter, Direct Fit

$271.68 $320.58 You Save $48.90 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Pacesetter 753006
  • Location: Front
  • Type: Manifold Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: Factory replacement
  • 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
See more

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