2018 BMW X5 Catalytic Converters

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Keep Your 2018 BMW X5 in Top Shape with Quality Catalytic Converters

Whether you’re repairing or upgrading your Catalytic Converter, using high-quality parts is key to keeping your 2018 BMW X5 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Catalytic Converter Clamps and Catalytic Converters. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Explore Related Parts

While you’re upgrading or replacing your Catalytic Converter, don’t forget to check out other key components like Exhaust Fittings and Exhaust Manifold and Headers. At Advance Auto Parts, we’re here to help you keep your 2018 BMW X5 in peak condition, inside and out.

Essential 2018 BMW X5 Catalytic Converters

Rein – Rein Exhaust Clamp, EXC0034 (Part No.EXC0034)

Rein Exhaust Clamp, EXC0034

from

$38.99
Rein exhaust clamps are direct-fit OE replacements designed and manufactured to exact standards. Clamps come complete with bolts and hardware to ensure proper fit and function.
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Walker – Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 29.000 IN, 14800 (Part No.14800)

Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 29.000 IN, 14800

from

$708.99
Designed to comply with EPA standards while delivering premium performance with assured compliance, Walker Ultra direct-fit catalytic converters are available for import and domestic OBDII (1996 and newer) vehicles. Count on Walker Ultra converters for industry-leading fit and function.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51655 (Part No.51655)

MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51655

from

$306.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51655. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 52258 (Part No.52258)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 52258

from

$882.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 52258. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 52258 includes (1) Nut, (1) Bolt and interchanges with OE parts 18 32 7 643 427. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 52254 (Part No.52254)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 52254

from

$1268.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 52254. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 52254 interchanges with OE parts 18 30 7 594 923, 18 40 7 645 241. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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Walker – "Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 81712" (Part No.81712)

"Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 81712"

from

$1011.00
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat universal catalytic converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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Walker – "Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 83402" (Part No.83402)

"Walker CalCat CARB Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 83402"

from

$514.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat universal catalytic converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205 (Part No.51205)

MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51205

from

$213.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
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Walker – Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 14616 (Part No.14616)

Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 14616

from

$681.99
Designed to comply with EPA standards while delivering premium performance with assured compliance, Walker Ultra direct-fit catalytic converters are available for import and domestic OBDII (1996 and newer) vehicles. Count on Walker Ultra converters for industry-leading fit and function.
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MagnaFlow – MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM (Part No.99205HM)

MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99205HM

from

$196.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99205HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49762 (Part No.49762)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49762

from

$1412.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49762. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 49762 includes (2) Nuts, (2) Bolts, (4) Flat Washers, (1) Flange Gasket and interchanges with OE parts 18 30 7 544 510, 18 40 7 545 308, 18 40 7 556 503, 18 40 7 556 792, 18 40 7 556 989, 18 40 7 558 769, 18 40 7 559 062, 18 40 7 563 736, 18 40 7 563 738, 18 40 7 565 099, 18 40 7 596 877, 18 40 7 596 878, 18 40 7 646 692, 18 40 7 646 694. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49763 (Part No.49763)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49763

from

$1427.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49763. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 49763 includes (2) Nuts, (2) Bolts, (4) Flat Washers, (1) Flange Gasket and interchanges with OE parts 18 30 7 547 840, 18 40 7 545 309, 18 40 7 556 504, 18 40 7 556 990, 18 40 7 558 770, 18 40 7 563 737, 18 40 7 596 879, 18 40 7 646 693. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
See More

Walker – Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 29.000 IN, 14801 (Part No.14801)

Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 29.000 IN, 14801

from

$679.99
Designed to comply with EPA standards while delivering premium performance with assured compliance, Walker Ultra direct-fit catalytic converters are available for import and domestic OBDII (1996 and newer) vehicles. Count on Walker Ultra converters for industry-leading fit and function.
See More

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 51834 (Part No.51834)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 51834

from

$1026.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51834. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Catalytic Converter is designed to fit the 2007-2010 BMW X5 3.0L. MagnaFlow 51834 includes (1) Torca Clamp, (1) Flange Gasket and interchanges with OE parts 18 30 7 524 768. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99304HM (Part No.99304HM)

MagnaFlow Hm Grade Federal / Epa Compliant Universal Catalytic Converter, 99304HM

from

$204.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99304HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
See More

Walker – "Walker Ultra EPA Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 93252" (Part No.93252)

"Walker Ultra EPA Universal Catalytic Converter 2.25"" Inlet (ID) 2.25"" Outlet (ID), 93252"

from

$195.99
Designed to meet EPA emissions requirements while delivering premium performance and durability, Walker Ultra universal catalytic converters fit import and domestic OBDII (1996 and newer) vehicles. Each converter features an OE style high technology washcoat with an optimal precious metal load for assured compliance.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 49572 (Part No.49572)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 49572

from

$555.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49572. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Catalytic Converter is designed to fit the 2000-2003 BMW X5 4.4L & 2002-2003 BMW X5 4.6L. MagnaFlow 49572 interchanges with OE parts 18 30 7 500 541. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
See More

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51234 (Part No.51234)

MagnaFlow Oem Grade Federal / Epa Compliant Universal Catalytic Converter, 51234

from

$216.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51234. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
See More

Most Popular Catalytic Converter Clamp for 2018 BMW X5s

Enhance your 2018 BMW X5 with this popular Catalytic Converter Clamp we have in stock, for $38.99.

Rein – Rein Exhaust Clamp, EXC0034 (Part No.EXC0034)

Rein Exhaust Clamp, EXC0034

from

$38.99
Rein exhaust clamps are direct-fit OE replacements designed and manufactured to exact standards. Clamps come complete with bolts and hardware to ensure proper fit and function.
See More

Best-Selling 2018 BMW X5 Catalytic Converter

Upgrade your X5 with our best-selling Catalytic Converter.

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 52258 (Part No.52258)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Catalytic Converter, 52258

from

$882.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 52258. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 52258 includes (1) Nut, (1) Bolt and interchanges with OE parts 18 32 7 643 427. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
See More

FAQs for 2018 BMW X5 Catalytic Converters

What are the best-selling Catalytic Converters for 2018 BMW X5s?

Out of 2 Catalytic Converters that fit 2018 BMW X5s, the following parts are the top sellers:

What’s the price range for 2018 BMW X5 Catalytic Converters?

The prices of Catalytic Converters for the 2018 BMW X5 range from $38.99 up to $882.99 for the most premium parts.

What is the average price of a Catalytic Converter for a 2018 BMW X5?

The average price for Catalytic Converters for the 2018 BMW X5 is $376.59. Keep in mind the variety of part types within our Catalytic Converter category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Catalytic Converters for other BMW X5 model years?

Yes, we carry Catalytic Converters for 17 model years of BMW X5s between 2000 and 2017. The following model years are the most popular for Catalytic Converter purchases: 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, and 2009.

What are the cheapest Catalytic Converters for my 2018 BMW X5?

The cheapest 2018 BMW X5 Catalytic Converters we carry are:

Does Advance Auto Parts sell Catalytic Converters for any other 2018 BMW models?

Yes. We stock Catalytic Converters for 25 other popular 2018 BMW models. Some of the most popular are 2018 M3 Catalytic Converters, 2018 530i Catalytic Converters, 2018 330i Catalytic Converters, 2018 X3 Catalytic Converters, and 2018 X1 Catalytic Converters.

What types of Catalytic Converters do you sell for my 2018 BMW X5?

As of 8/2/26, these are some of the most in-demand types of Catalytic Converters for a 2018 BMW X5:

Can I get help with 2018 BMW X5 Catalytic Converter orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about BMW Catalytic Converters and more.

What is your return policy for BMW X5 Catalytic Converters?

Advance Auto Parts keeps returns simple. For new BMW X5 Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.