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Catalytic Converter for 2008 Nissan Altima

We have 22 Items In-stock. Select your vehicle's Submodel to continue.

Evan Fischer 48-State Legal (No CA and NY) Catalytic Converter

This Evan Fischer 48-State Legal (No CA and NY) 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
  • Covered by 5-year or 50,000-mile limited warranty
  • Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses

Evan Fischer Front Catalytic Converter - Manifold Converter, Direct Fit

Best Seller
$248.86 $459.59 You Save $210.73 (46%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Evan Fischer REPN960335
  • Location: Front
  • 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
  • Notes: 1 oxygen sensor port
  • Warranty: 5-year or 50,000-mile limited warranty
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Fits the following 2008 Nissan Altima Submodels

  • 4 Cyl 2.5L | Hybrid, Base, S, SL
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Magnaflow OEM Grade (48-State Legal) Semi-Universal Catalytic Converters

  • Not legal for use in California or New York
  • Designed for vehicles equipped with California emissions but not registered or driven in a state adopting the California emissions standards (see item details for more information)
  • 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 48-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.

Magnaflow OEM Grade (49-State) Semi-Universal Rear Catalytic Converter - Traditional Converter, Semi-Universal

$122.43 $158.43 You Save $36.00 (23%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Magnaflow 51206
  • Location: Rear
  • Series: Magnaflow OEM Grade (49-State) Semi-Universal
  • 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: 1-2 Business Days
  • Dimensions: 13 in. L x 5.13 in. W
  • Notes: 2.5 in. inlet and outlet diameter; 2.5 in. main piping; 9 in. body length; Ceramic subtrate material; Round shape; Center/Center configuration
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
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Fits the following 2008 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, Hybrid, S, SL
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Magnaflow OEM Grade (48-State Legal) Direct Fit Catalytic Converters

  • Not legal for use in California or New York
  • Designed for vehicles equipped with California emissions but not registered or driven in a state adopting the California emissions standards (see item details for more information)
  • Easy bolt-on Installation with no cutting, welding or bending required
  • 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 48-State Legal direct-fit catalytic converters are specifically designed to fit your vehicle with a no-hassle installation – no cutting, welding, or bending required.  Engineered to cut emissions and improve performance.

Magnaflow OEM Grade (49-State) Direct Fit Rear Catalytic Converter - Traditional Converter, Direct Fit

$417.54 $540.34 You Save $122.80 (23%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Magnaflow 49504
  • Location: Rear
  • Series: Magnaflow OEM Grade (49-State) Direct Fit
  • 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: 1-2 Business Days
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
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Fits the following 2008 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, Hybrid, 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%)
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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 2008 Nissan Altima Submodels

  • 4 Cyl 2.5L | Hybrid, Base, S, SL
See more

Davico Standard Rear Catalytic Converter - Traditional Converter, Direct Fit

$245.07 $289.18 You Save $44.11 (15%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Davico 18343
  • Location: Rear
  • 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 2008 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, Hybrid, S, SL
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

Best Seller
$150.42 $398.76 You Save $248.34 (62%)
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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
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Fits the following 2008 Nissan Altima Submodels

  • 4 Cyl 2.5L | Base, S
See more

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

$136.12 $160.62 You Save $24.50 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Walker 83206
  • Location: Rear
  • Series: Walker CalCat
  • 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: 12 in. overall length
  • Warranty: 5-year or 50,000-mile Walker limited warranty
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Fits the following 2008 Nissan Altima Submodels

  • 6 Cyl 3.5L | SE, SL, S
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