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Catalytic Converter for 2003 Land Rover Discovery

We have 13 Items In-stock. Select your vehicle's Submodel to continue.

Magnaflow 49-State Legal Semi-Universal Catalytic Converter

  • 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.

Magnaflow Catalytic Converter, Magnaflow 49-State Semi-Universal, 49-State Legal - No CA Shipments, Minor Modifications
$108.98 List Price $141.03 Save $32.05 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
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  • SKU#: M6699005HM
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 12 in. L x 6.5 in. W, 16 in. overall length
  • EO Number: Not applicable
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
see more Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE

Magnaflow 49-State Legal Direct Fit Catalytic Converter

  • Not legal for use in California or in states adopting the California emissions standards
  • 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 49-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 Catalytic Converter, Magnaflow 49-State Direct Fit, 49-State Legal - No CA Shipments, Direct Fit
$557.26 List Price $721.16 Save $163.90 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
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  • SKU#: M6693689
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • Dimensions: 12 in. body length
  • EO Number: Not applicable
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
see more Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE

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, honeycomb catalyst designed for maximum flow and surface area

When you want the best, you want Magnaflow!  These semi-universal 50-State Legal 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 Catalytic Converter, Magnaflow 50-State Semi-Universal, Driver Or Passenger Side, 50-State Legal
$284.73 List Price $368.48 Save $83.75 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
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  • SKU#: M66455004
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • EO Number: D-193-115
  • Notes: Inlet/Outlet Size : 2in. I.D.
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
see more Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE
Magnaflow Catalytic Converter, Magnaflow 50-State Semi-Universal, Driver Or Passenger Side, 50-State Legal
$284.73 List Price $368.48 Save $83.75 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: M66455005
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • EO Number: D-193-115
  • Notes: Inlet/Outlet Size : 2.25in. I.D.
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
see more Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE
Magnaflow Catalytic Converter, Magnaflow 50-State Semi-Universal, Driver Or Passenger Side, 50-State Legal
$284.73 List Price $368.48 Save $83.75 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: M66455006
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • EO Number: D-193-115
  • Notes: Inlet/Outlet Size : 2.5in. I.D.
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
see more Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE

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 designed for maximum flow and surface area

When you want the best, you want Magnaflow!  These direct-fit 50-State Legal 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 Catalytic Converter, Magnaflow 50-State Direct-Fit, 50-State Legal, Direct Fit
$804.10 List Price $1,040.60 Save $236.50 Availability: In Stock
  • APW Bestseller
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: M66455028
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • EO Number: D-193-115
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE

Magnaflow OEM Grade (49-State Legal) Direct Fit Catalytic Converter

  • Not legal for use in California or in states adopting the California emissions standards
  • 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 49-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 Catalytic Converter, Magnaflow OEM Grade (49-State) Direct Fit, 49-State Legal - No CA Shipments, Direct Fit
$602.96 List Price $780.30 Save $177.34 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
  • SKU#: M6649720
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Catalyst Substrate Material: Ceramic honeycomb
  • EO Number: Not applicable
  • Warranty: Magnaflow 25,000 Mile Limited Warranty
see more Fits the following 2003 Land Rover Discovery submodels:
  • 8 Cyl 4.6L | HSE, S, SE

More results for 2003 Land Rover Discovery Catalytic Converter

MAGNAFLOW OEM GRADE (49-STATE LEGAL) SEMI-UNIVERSAL CATALYTIC CONVERTER
  • Not legal for use in California or in states adopting the California emissions standards
  • Designed for vehicles equipped with California emissions but not registered or driven in a state adopting... (see more)
CATCO CATALYTIC CONVERTER (49-STATE LEGAL - NO CA SHIPMENTS)

Catco catalytic converters are designed with 409 stainless steel pipes and shell that guarantee the customers of durability and longer life.

Note:

  • 49-state legal; Not for sale or use in California;... (see more)
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... (see more)

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.

... (see more)

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)