BMW 525i Catalytic Converter

EASTERN DIRECT FIT CATALYTIC CONVERTER ASSEMBLY -- 49-state legal, OBDII, not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 2-bolt welded type outlet; 3-1 inlet and single outlet configuration; 32 in. overall length; With two oxygen sensor ports; Straight pipe assembly with one catalytic converter; Ceramic honeycomb catalyst substrate; Oval 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 2001-2003 BMW 525i submodels:

• 2001-2003: Base; 6 Cyl 2.5L;

EASTERN DIRECT FIT CATALYTIC CONVERTER ASSEMBLY -- 49-state legal, OBDII, not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 2-bolt welded type outlet; 3-1 inlet and single outlet configuration; 32 in. overall length; With two oxygen sensor ports; Straight pipe assembly with one catalytic converter; Ceramic honeycomb catalyst substrate; Oval 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 2001-2003 BMW 525i submodels:

• 2001-2003: Base; 6 Cyl 2.5L;

EASTERN DIRECT FIT CATALYTIC CONVERTER ASSEMBLY -- 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; 2-bolt spin type outlet A, 1.75 in. outlet B; 2-1 inlet and dual outlet configuration; 66 in. overall length; With one 18 mm style oxygen sensor port; Y-pipe assembly with one catalytic converter; Ceramic honeycomb catalyst substrate; Oval 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 1989-1993 BMW 525i submodels:

• 1989-1993: Base; 6 Cyl 2.5L;

EASTERN UNIVERSAL FIT CATALYTIC CONVERTER -- 49-state legal, OBDII, not for sale or use in California; Cannot be shipped to California addresses; 3-way catalyst style; 2.5 in. inlet; 2 in. outlet; Single inlet and dual outlet configuration; 7.25 in. x 4.25 in. x 13 in. body, 17 in. overall length; Without air tube provision and oxygen sensor port; Ceramic honeycomb catalyst substrate; Special body metal 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 1989-1993 BMW 525i submodels:

• 1989-1993: Base; 6 Cyl 2.5L;

CATCO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, pre-OBDII, not legal for sale or use in California; Cannot be shipped to California addresses; 3-bolt flange welded inlet; 1.965 in. and 2-bolt flange with 45-degree flare pipe outlet; 2-1 inlet and dual outlet configuration; 66 in. overall length; Standard assembly with one catalytic converter; 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 1991-1995 BMW 525i submodels:

• 1991-1995: Base; 6 Cyl 2.5L;

CATCO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, pre-OBDII, not legal for sale or use in California; Cannot be shipped to California addresses; 3-bolt flange welded inlet; 1.75 in. and 2-bolt flange with 45-degree flare pipe outlet; 2-1 inlet and dual outlet configuration; 69.25 in. overall length; With one oxygen sensor port; 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 1989-1991 BMW 525i submodels:

• 1989-1991: Base; 6 Cyl 2.5L;

MAGNAFLOW 94000 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; 2.5 in. outlet; Dual inlet and single outlet configuration; 12 in. body length, 6.5 in. width, 16 in. overall length; 6,000 lb. GVW; Includes stainless steel heat shield; Ceramic honeycomb catalyst substrate; Oval stainless steel casing; The most versatile converter of Magnaflow; 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 1994-1995 BMW 525i submodels:

• 1994-1995: Base; 6 Cyl 2.5L; "Gas, FI, M50, Naturally Aspirated"

MAGNAFLOW 94000 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; 2.25 in. inlet and outlet; Single inlet and outlet configuration; 12 in. body length, 6.5 in. width, 4 in. thick, 16 in. overall length; 6,000 lb. GVW; Includes stainless steel heat shield; Ceramic honeycomb catalyst substrate; Oval stainless steel casing; The most versatile converter of Magnaflow; 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 1992-1993 BMW 525i submodels:

• 1992-1993: Base; 6 Cyl 2.5L; "Gas, FI, M50, Naturally Aspirated"

MAGNAFLOW 94000 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; Dual inlet and outlet configuration; 13.375 in. body length, 7 in. width, 17.375 in. overall length; 6,000 lb. GVW; Includes stainless steel heat shield; Ceramic honeycomb catalyst substrate; Oval stainless steel casing; The most versatile converter of Magnaflow; 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 1989-1991 BMW 525i submodels:

• 1989-1990: Base; 6 Cyl 2.5L; "Gas, FI, M20, Naturally Aspirated"
• 1991-1991: Base; 6 Cyl 2.5L; "Gas, FI, M50, Naturally Aspirated"

DAVICO DIRECT FIT CATALYTIC CONVERTER -- 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; 67.25 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 1989-1993 BMW 525i submodels:

• 1989-1993: Base; 6 Cyl 2.5L;

BENCHMARK DIRECT FIT CATALYTIC CONVERTER -- Federal emissions, 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; 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 2001-2003 BMW 525i submodels:

• 2001-2003: All Submodels; All Engines;

BENCHMARK DIRECT FIT CATALYTIC CONVERTER -- Federal emissions, 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; 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 2001-2003 BMW 525i submodels:

• 2001-2003: All Submodels; All Engines;

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 1991-1995 BMW 525i submodels:

• 1991-1995: Base; 6 Cyl 2.5L;

BENCHMARK DIRECT FIT CATALYTIC CONVERTER ASSEMBLY -- Federal emissions, 49-state legal, not for sale or use in California; Cannot be shipped to California addresses; Single inlet and outlet configuration; Straight pipe assembly with two catalytic converters; Oval 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 1991-1995 BMW 525i submodels:

• 1991-1995: Base; 6 Cyl 2.5L;

Not Legal in California

Fits the following 1989-1990 BMW 525i submodels:

• 1989-1990: All Submodels; All Engines;