Audi 4000 Catalytic Converter

EASTERN CATALYTIC CONVERTER -- 49-state legal, OBDII; Not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 2 in. inlet; 2 in. outlet; Single inlet and outlet configuration; 5 in. x 5 in. x 8 in. body, 12 in. overall length; 4,250 lb. GVW; Without air tube provision and oxygen sensor port; Ceramic honeycomb catalyst substrate; Round body; 409 stainless steel casing; Constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency; Features high flow design that maximizes engine output and catalytic efficiency; Non-directional and can be installed either way; Modification of the exhaust may be required; With Eastern's 5-year or 50,000-mile warranty.

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1983: Base; 5 Cyl 2.2L;
• 1981-1983: Base; 4 Cyl 1.7L;

• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: GT; 5 Cyl 2.2L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1982-1983: S; 5 Cyl 2.2L;

• 1984-1987: S; 4 Cyl 1.8L;

Fits 5 more submodels. (Show all) Show less info

EASTERN DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, OBDII, not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 3-bolt welded type inlet; 3-bolt welded type outlet; Single inlet and outlet configuration; 11.5 in. overall length; With one 18 mm style oxygen sensor port; Standard converter type; Ceramic honeycomb catalyst substrate; Round metal casing; Built to exact OE dimensions with OE quality flanges and flex assemblies; Features Eastern's proprietary catalytic chemistry and high flow design that maximizes engine output and catalytic efficiency; Easy installation; No welding and cutting required; With Eastern's 5-year or 50,000-mile warranty.

Fits the following 1980-1983 Audi 4000 submodels:

• 1980-1983: Base; 5 Cyl 2.2L;
• 1982-1983: GT; 5 Cyl 2.2L;

• 1982-1983: S; 5 Cyl 2.2L;

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EASTERN DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, OBDII, not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 3-bolt welded type inlet; 3-bolt welded type outlet; Single inlet and outlet configuration; 12 in. overall length; Standard converter type; Ceramic honeycomb catalyst substrate; Round metal casing; Built to exact OE dimensions with OE quality flanges and flex assemblies; Features Eastern's proprietary catalytic chemistry and high flow design that maximizes engine output and catalytic efficiency; Easy installation; No welding and cutting required; With Eastern's 5-year or 50,000-mile warranty.

Fits the following 1981-1987 Audi 4000 submodels:

• 1981-1983: Base; 4 Cyl 1.7L;
• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1984-1987: S; 4 Cyl 1.8L;

Fits 2 more submodels. (Show all) Show less info

CATCO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, OBDII, not legal for sale or use in California; Cannot be shipped to California addresses; 3-bolt flange welded inlet; 3-bolt flange with flat flare outlet; Single inlet and outlet configuration; 11.5 in. overall length; Includes heat shield and necessary gasket for a complete installation; Ceramic monolith catalyst substrate; Oval stainless steel casing; Designed with 409 stainless steel pipes and shell for longer life; With Catco's 5-year or 50,000-mile warranty on converter body and 25,000-mile warranty on emissions.

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L;
• 1980-1981: Base; 5 Cyl 2.2L;

• 1981-1983: Base; 4 Cyl 1.7L;

• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1984-1987: S; 4 Cyl 1.8L;

Fits 4 more submodels. (Show all) Show less info

MAGNAFLOW 53100 SERIES CATALYTIC CONVERTER -- 49-state legal, OBDII, EPA compliant, not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 2 in. inlet and outlet; Single center inlet and outlet configuration; 8 in. body length, 5.125 in. width, 4 in. thick, 12 in. overall length; 4,250 lb. GVW; Includes stainless steel heat shield; Ceramic honeycomb catalyst substrate; Round stainless steel casing; A converter specially designed with shorter body length for use where space is limited; The main benefit of this catalytic converter is that one unit may cover a wide variety of vehicle makes and models; Installing this converter often requires the use of welding, cutting, and tube bending equipment that is readily available to most professional installers; With Magnaflow's limited warranty.

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L; "Gas, FI, YG, Naturally Aspirated"
• 1980-1980: Base; 4 Cyl 1.6L; "Gas, FI, YH, Naturally Aspirated"

• 1980-1980: Base; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated"

• 1981-1983: Base; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1981-1983: Base; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1982-1983: GT; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1982-1983: GT; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1982-1983: S; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1982-1983: S; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1984-1984: S; 4 Cyl 1.8L; "Gas, FI, JN, Naturally Aspirated, VIN A"

• 1985-1987: S; 4 Cyl 1.8L; "GAS, FI, MG, Naturally Aspirated, VIN B"

Fits 9 more submodels. (Show all) Show less info

MAGNAFLOW DIRECT-FIT CATALYTIC CONVERTER -- Flange Inlet And Outlet, Designed To Exact Original Equipment Specifications, Easy Bolt-On Installation, 49-State OBDII Legal, For Pre-OBDII Only When Used On California-Registered Vehicles, With Magnaflow's Limited Warranty

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L; "Gas, FI, YG, Naturally Aspirated"
• 1980-1980: Base; 4 Cyl 1.6L; "Gas, FI, YH, Naturally Aspirated"

• 1980-1980: Base; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated"

• 1981-1983: Base; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1981-1983: Base; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1982-1983: GT; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1982-1983: GT; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1982-1983: S; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1982-1983: S; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1984-1984: S; 4 Cyl 1.8L; "Gas, FI, JN, Naturally Aspirated, VIN A"

• 1985-1987: S; 4 Cyl 1.8L; "GAS, FI, MG, Naturally Aspirated, VIN B"

Fits 9 more submodels. (Show all) Show less info

MAGNAFLOW DIRECT-FIT CATALYTIC CONVERTER -- 2 in. 45-Degree Flare Welded Flange Inlet, 2 in. 45-Degree Flare Welded Flange Outlet, 11.625 in. Overall Length, Designed To Exact Original Equipment Specifications, Easy Bolt-On Installation, 49-State OBDII Legal, For Pre-OBDII Only When Used On California-Registered Vehicles, With Magnaflow's Limited Warranty

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L; "Gas, FI, YG, Naturally Aspirated"
• 1980-1980: Base; 4 Cyl 1.6L; "Gas, FI, YH, Naturally Aspirated"

• 1980-1980: Base; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated"

• 1981-1983: Base; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1981-1983: Base; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1982-1983: GT; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1982-1983: GT; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1982-1983: S; 4 Cyl 1.7L; "Gas, FI, WT, Naturally Aspirated, VIN A"

• 1982-1983: S; 5 Cyl 2.2L; "Gas, FI, WE, Naturally Aspirated, VIN B"

• 1984-1984: S; 4 Cyl 1.8L; "Gas, FI, JN, Naturally Aspirated, VIN A"

• 1985-1987: S; 4 Cyl 1.8L; "GAS, FI, MG, Naturally Aspirated, VIN B"

Fits 9 more submodels. (Show all) Show less info

DAVICO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; 13 in. overall length; Gaskets and spring-bolt kits are supplied when necessary; Does not require cutting, sliding, clamping, or welding for installation; With Davico's 5-year or 50,000-mile warranty on converter shell and 1-year warranty on craftsmanship and materials after the installation date of the unit.

Fits the following 1984-1986 Audi 4000 submodels:

• 1984-1986: S; 5 Cyl 2.2L;

DAVICO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; 11.5 in. overall length; Gaskets and spring-bolt kits are supplied when necessary; Does not require cutting, sliding, clamping, or welding for installation; With Davico's 5-year or 50,000-mile warranty on converter shell and 1-year warranty on craftsmanship and materials after the installation date of the unit.

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1983: Base; 5 Cyl 2.2L;
• 1982-1983: Base; 4 Cyl 1.6L;

• 1982-1983: Base; 4 Cyl 1.7L;

• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: GT; 5 Cyl 2.2L;

• 1982-1983: S; 4 Cyl 1.6L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1982-1986: S; 5 Cyl 2.2L;

• 1984-1987: S; 4 Cyl 1.8L;

Fits 7 more submodels. (Show all) Show less info

DAVICO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; 11.38 in. overall length; Gaskets and spring-bolt kits are supplied when necessary; Does not require cutting, sliding, clamping, or welding for installation; With Davico's 5-year or 50,000-mile warranty on converter shell and 1-year warranty on craftsmanship and materials after the installation date of the unit.

Fits the following 1980-1981 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L;
• 1981-1981: Base; 4 Cyl 1.7L;

BENCHMARK DIRECT FIT CATALYTIC CONVERTER -- Federal emissions, 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; Single inlet and outlet configuration; Round casing; Considered to be the industry's standard replacement catalytic converter; Recognized leader in fitment and durability; Features perfect fit and repeatability; Its performance results are continually monitored by Benchmark's internal emissions laboratory to insure quality loadings which eliminate OBDII issues caused by many universal catalysts; With Benchmark's limited 2-year or 25,000-mile warranty.

Fits the following 1980-1984 Audi 4000 submodels:

• 1980-1983: Base; 4 Cyl 1.6L;
• 1981-1983: Base; 4 Cyl 1.7L;

• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: S; 4 Cyl 1.6L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1984-1984: S; 4 Cyl 1.8L;

Fits 4 more submodels. (Show all) Show less info

DEC DIRECT-FIT CATALYTIC CONVERTER -- Considered To Be The Industry's Standard Replacement Catalytic Converter, Recognized Leader In Fitment And Durability, Features Perfect Fit And Repeatability, Its Performance Results Are Continually Monitored By DEC's Internal Emissions Laboratory To Insure Quality Loadings Which Eliminate OBDII Issues Caused By Many Universal Catalysts, For Federal Emissions Vehicle, Not Legal For OBDII In California

Fits the following 1985-1987 Audi 4000 submodels:

• 1985-1987: S; 4 Cyl 1.8L;

BENCHMARK DIRECT FIT CATALYTIC CONVERTER -- 50-state legal, designed specifically to meet C.A.R.B. standards for California; Considered to be the industry's standard replacement catalytic converter; Recognized leader in fitment and durability; Features perfect fit and repeatability; Its performance results are continually monitored by Benchmark's internal emissions laboratory to insure quality loadings which eliminate OBDII issues caused by many universal catalysts; With Benchmark's limited 2-year or 25,000-mile warranty.

Fits the following 1985-1987 Audi 4000 submodels:

• 1985-1987: S; 4 Cyl 1.8L;

BENCHMARK DIRECT FIT CATALYTIC CONVERTER -- 50-state legal, designed specifically to meet C.A.R.B. standards for California; Considered to be the industry's standard replacement catalytic converter; Recognized leader in fitment and durability; Features perfect fit and repeatability; Its performance results are continually monitored by Benchmark's internal emissions laboratory to insure quality loadings which eliminate OBDII issues caused by many universal catalysts; With Benchmark's limited 2-year or 25,000-mile warranty.

Fits the following 1980-1984 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L;
• 1981-1983: Base; 4 Cyl 1.7L;

• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1984-1984: S; 4 Cyl 1.8L;

Fits 3 more submodels. (Show all) Show less info

BOSAL CATALYTIC CONVERTER -- 14 Inches Length X 5 Inches Width X 5 Inches Height, Direct Fit OE Replacement Catalytic Converter, Made To Fit Vehicle-Specific Requirements For Backpressure, Emissions, Sound Levels, And Sensors, Designed And Built For Long Life Reliability, With Bosal's Free Limited Lifetime Warranty

Fits the following 1980-1987 Audi 4000 submodels:

• 1980-1980: Base; 4 Cyl 1.6L;
• 1981-1983: Base; 4 Cyl 1.7L;

• 1982-1983: GT; 4 Cyl 1.7L;

• 1982-1983: S; 4 Cyl 1.7L;

• 1984-1987: S; 4 Cyl 1.8L;

Fits 3 more submodels. (Show all) Show less info