Shopping outside the US? International Shipping is now available!

×

APW Part Finder

Shop by Brand

Shop by Price

Shop by Location

Shop by Type

Shop by Product Fit

Shop by Quantity Sold

Shop by Tube Material

COLLAPSE ALL

Catalytic Converter for 2004 Cadillac DeVille

We have 12 Items In-stock.

Magnaflow 48-State Legal Direct Fit Catalytic Converters

  • Not legal for use in California or New York
  • 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 49-State Direct Fit Catalytic Converter - Traditional Converter, Direct Fit

$317.82 $411.30 You Save $93.48 (23%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Sku#: M6693150
  • Series: Magnaflow 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
  • Dimensions: 12 in. body length, 19.9 in. overall length
  • Notes: Gaskets Included
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
See more

Fits the following 2004 Cadillac DeVille Submodels

  • 8 Cyl 4.6L | Base, DHS, DTS
See more

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 Center Catalytic Converter - Traditional Converter, Direct Fit

Best Seller
$145.34 $171.50 You Save $26.16 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Sku#: REPC960307
  • Location: Center
  • 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
  • Dimensions: 19 in. overall length
  • Inlet Type: Single (4-bolt welded flange)
  • Outlet Type: Single (2.88 in. OD)
  • Warranty: 5-year or 50,000-mile limited warranty
See more

Fits the following 2004 Cadillac DeVille Submodels

  • 8 Cyl 4.6L | Base, DHS, DTS
See more

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 GM Catalytic Converter - Traditional Converter, Direct Fit

Best Seller
$183.41 $216.42 You Save $33.01 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Sku#: EAST50410
  • Series: Eastern ECO GM
  • 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 2004 Cadillac DeVille Submodels

  • 8 Cyl 4.6L | Base, DHS, DTS
See more
Customer Review: (see review/s)
  • GOOD PRODUCT FOR THE MONEY,BUT COULD BE BETTER.HAD NO NUTS OR SCREWS THAT CAME WITH THE UNIT.

    posted by: Don on May 7, 2011

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

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

CATCO's OE replacement catalytic converters are designed with a T-409 stainless steel shell and pipes to guarantee enduring performance.

Note:

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

Catco Center Catalytic Converter - Traditional Converter, Direct Fit

$423.36 $926.44 You Save $503.08 (54%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Sku#: CAT9035
  • Location: Center
  • 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: 2-3 business days
  • Dimensions: 64.75 in. overall length
  • Warranty: 5-year or 50,000-mile Catco limited warranty
See more

Fits the following 2004 Cadillac DeVille Submodels

  • 8 Cyl 4.6L | Base, DHS, DTS
See more

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

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

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

Notes:

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

Bosal Center Catalytic Converter - Traditional Converter, Direct Fit

$386.71 $456.32 You Save $69.61 (15%)
Add to Cart
Availability: In Stock
Only from APW Rewards
  • Sku#: BO0795142
  • Location: Center
  • 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: Same day - 1 business day
  • Warranty: 5-year or 25,000-mile Bosal limited warranty
See more

Fits the following 2004 Cadillac DeVille Submodels

  • 8 Cyl 4.6L | DHS, Base, DTS
See more

More results for 2004 Cadillac DeVille Catalytic Converter

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

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

    Walker's universal catalytic converters feature a top-quality stainless steel design with thicker flanges, oxygen sensor... (see more)

  • Magnaflow California Legal Direct-Fit Catalytic Converters

    • California/50-State Legal
    • Easy bolt-on Installation with no cutting, welding or bending required
    • Stainless Steel Construction
    • Legendary Magnaflow quality, power, and sound
    • Ceramic, honeycomb catalyst... (see more)

  • Magnaflow California Legal Semi-Universal Catalytic Converter

    • 50-State/California Legal
    • 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,... (see more)

  • Need Help? Get everything right and save time

    Shop 2004 Cadillac DeVille Catalytic Converter or call our auto parts experts at or get an expert recommendation via Live Chat

    Our Advantage

    Free Shippingon orders $50 and above

    Copyright ©1995-2014 Auto Parts Warehouse. All Rights Reserved.
    Please read Auto Parts Warehouse's Updated Privacy Policy

    Hide