Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW OE Catalytic Converters

Sort By
Filter By
Return to Top

Remanufactured Catalytic Converter

ES#2840936 - 18407645241KT - Remanufactured Catalytic Converter - Includes $200 core charge - Genuine BMW - BMW

Includes $200 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2840936
Mfg#:
18407645241KT
Ships in 1 day
$3521.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Downpipe / Catalytic Converter Installation Kit

ES#4780568 - 18328612537KT4 - Downpipe / Catalytic Converter Installation Kit - Everything you need to install a new downpipe/catalytic converter. - Genuine BMW - BMW

Everything you need to install a new downpipe/catalytic converter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4780568
Mfg#:
18328612537KT4
In Stock
$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter

ES#4460777 - 4481664 - Direct-Fit Catalytic Converter - Keep your emissions in check. Primary cat in exhaust manifold. Rated for legal use and resale in California. - Magnaflow - BMW

Keep your emissions in check. Primary cat in exhaust manifold. Rated for legal use and resale in California. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
4460777
Mfg#:
4481664
EO#:
D-193-139
Ships in 1 Business Day
$3201.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter - With Core Charge

ES#2628567 - 18301247143KT - Catalytic Converter - With Core Charge - Includes a $50.00 refundable core charge - Genuine BMW - BMW

Includes a $50.00 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2628567
Mfg#:
18301247143KT
Ships on Jul 7, 2026
$3004.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Front Exhaust Manifold With Catalytic Converter

ES#3189529 - 674-972 - Front Exhaust Manifold With Catalytic Converter - For cylinders 1-3. - Dorman - BMW

For cylinders 1-3. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dorman - Corporate Logo
ES#:
3189529
Mfg#:
674-972
Ships in 5 Business Days
$717.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Catalytic Converter - Right (Cyl 5-8)

ES#3105581 - 18327848150 - Remanufactured Catalytic Converter - Right (Cyl 5-8) - Includes refundable $325.00 core charge. - Genuine BMW - BMW

Includes refundable $325.00 core charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3105581
Mfg#:
18327848150
Ships in 3 Business Days
$2489.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Re Manufactured Catalytic Converter

ES#2857515 - 18301435664KT - Re Manufactured Catalytic Converter - Price includes $50 core charge - Genuine BMW - BMW

Price includes $50 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2857515
Mfg#:
18301435664KT
Ships in 7 Business Days
$1919.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Pre-catalyst Gasket Ring

ES#3448131 - 18307581970 - Pre-catalyst Gasket Ring - Gasket just before the catalytic converter - Elring - BMW

Gasket just before the catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3448131
Mfg#:
18307581970
In Stock
$20.99

This product was last offered at the strikethrough price on
04-29-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter Downpipe - N55 3.0L

ES#4491387 - 52258 - Direct-Fit Catalytic Converter Downpipe - N55 3.0L - Keep your emissions in check. - Magnaflow - BMW

Keep your emissions in check. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
4491387
Mfg#:
52258
In Stock
$882.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Flange

ES#3015922 - 18327850430 - Exhaust Flange - Secures the the catalytic converter before the mid-pipe. - Genuine BMW - BMW

Secures the the catalytic converter before the mid-pipe. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3015922
Mfg#:
18327850430
In Stock
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$69.99

This product was last offered at the strikethrough price on
06-08-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Downpipe Installation Kit

ES#4770389 - 18328612537KT - Downpipe Installation Kit - Everything you need to install your factory downpipe/catalytic converter. - Assembled By ECS - BMW

Everything you need to install your factory downpipe/catalytic converter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4770389
Mfg#:
18328612537KT
Ships in 9 Business Days
Auto Notify
ON SALE!
$103.99

This product was last offered at the strikethrough price on
03-10-2026

$96.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter - Left

ES#2614988 - 50407 - Direct-Fit Catalytic Converter - Left - Keep your emissions in check - Magnaflow - BMW

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
2614988
Mfg#:
50407
Back Ordered
$1383.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter - Right

ES#2616025 - 50408 - Direct-Fit Catalytic Converter - Right - Keep your emissions in check - Magnaflow - BMW

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
2616025
Mfg#:
50408
Back Ordered
$1315.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter - Front (Rear Position)

ES#2617056 - 49763 - Direct-Fit Catalytic Converter - Front (Rear Position) - Keep your emissions in check - Magnaflow - BMW

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
2617056
Mfg#:
49763
Ships in 1 Business Day
$1242.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter Downpipe

ES#4491385 - 52257 - Direct-Fit Catalytic Converter Downpipe - Keep your emissions in check. - Magnaflow - BMW

Keep your emissions in check. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
4491385
Mfg#:
52257
Back Ordered
$1232.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Other BMW OE Catalytic Converters

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings