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

Menu

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

BMW E46 M3 S54 3.2L

    • 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
affirm financing terms & conditions
garage-red
Your Vehicle BMW E46 M3 S54 3.2L
Your Vehicle BMW E46 M3 S54 3.2L
Change Clear

BMW E46 M3 S54 3.2L Engine Parts & Accessories

Sort By
Filter By
Return to Top

Protective Cap For Belt Tensioner

ES#21660 - 11281727159 - Protective Cap For Belt Tensioner - Black plastic snap on cap - Genuine BMW - BMW

Black plastic snap on cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21660
Mfg#:
11281727159
In Stock
$14.12

This product was last offered at the strikethrough price on
01-07-2026

$14.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core

ES#2696129 - 64118372783 - Heater Core - Transfers heat to the cabin of the vehicle - Mahle-Behr - BMW

Transfers heat to the cabin of the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
2696129
Mfg#:
64118372783
Ships in 1-2 days
$197.25 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#2873680 - 11287841228 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - Febi - BMW

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873680
Mfg#:
11287841228
Ships on Sep 22, 2026
Auto Notify
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Flat Washer

ES#24278 - 11437838127 - Flat Washer - Used to seal the oil dipstick tube - Genuine BMW - BMW

Used to seal the oil dipstick tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24278
Mfg#:
11437838127
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#2813875 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Hamburg Tech - BMW MINI

Comes with related o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Mounted in upper radiator hose, controls operation of auxiliary fan

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813875
Mfg#:
13621433077
In Stock
$13.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hollow Bolt - Priced Each

ES#253737 - 07119905427 - Hollow Bolt - Priced Each - Used in the fuel system - Genuine BMW - BMW

Used in the fuel system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
253737
Mfg#:
07119905427
In Stock
ON SALE!
$22.99

This product was last offered at the strikethrough price on
06-15-2026

$21.60 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solid Aluminum Motor and Transmission Mount Kit

ES#3024886 - TDR9980001 - Solid Aluminum Motor and Transmission Mount Kit - Designed for track use to eliminate deflection and driveline slop - Turner Motorsport - BMW

Designed for track use to eliminate deflection and driveline slop affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3024886
Mfg#:
TDR9980001
Ships on Nov 5, 2026
ON SALE! SAVE 20%
$241.99

This product was last offered at the strikethrough price on
06-13-2026

$193.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Drain Plug Crush Ring - Priced Each

ES#15792 - 07119963225 - Coolant Drain Plug Crush Ring - Priced Each - Found on the coolant drain plug on the engine block - Genuine BMW - BMW

Found on the coolant drain plug on the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
15792
Mfg#:
07119963225
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2984802 - 11531318274KT - Thermostat Replacement Kit - Includes thermostat, o-ring, and coolant - Assembled By ECS - BMW

Includes thermostat, o-ring, and coolant 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#:
2984802
Mfg#:
11531318274KT
In Stock
$133.99

This product was last offered at the strikethrough price on
06-02-2026

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Bleeder Screw - Priced Each

ES#37833 - 17111712788 - Coolant Bleeder Screw - Priced Each - Comes with O-Ring - Genuine BMW - BMW MINI

Comes with O-Ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Located in upper radiator hose

Brand:
Genuine BMW - Corporate Logo
ES#:
37833
Mfg#:
17111712788
In Stock
$5.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Strainer - Priced Each

ES#18737 - 11127836328 - Oil Strainer - Priced Each - Replace your broken or missing strainers - Genuine BMW - BMW

Replace your broken or missing strainers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18737
Mfg#:
11127836328
Ships in 2 Business Days
$9.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#3672879 - 17117639022 - Expansion Tank Cap - Replace worn or missing pieces. - Meyle - BMW

Replace worn or missing pieces. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3672879
Mfg#:
17117639022
In Stock
ON SALE! SAVE 44%
$15.99

This product was last offered at the strikethrough price on
12-29-2025

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#259219 - 12611744292 - Oil Level Sensor O-Ring - Used to seal sensor to the oil pan - Victor Reinz - BMW

Used to seal sensor to the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
259219
Mfg#:
12611744292
In Stock
$9.99

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

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt With Washer - M8x35mm

ES#14743 - 07119905533 - Hex Bolt With Washer - M8x35mm - Secures mechanical A/C and alternator belt tensioner to bracket - Genuine BMW - BMW MINI

Secures mechanical A/C and alternator belt tensioner to bracket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
14743
Mfg#:
07119905533
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BLACKLINE Performance Heritage Motorsport Oil Filter Cap

ES#5470400 - s5xofhb - BLACKLINE Performance Heritage Motorsport Oil Filter Cap - Replace Your Aging and Cracking Plastic Oil Filter Housing Cap with this Aluminum Replacement from BLACKLINE PERFORMANCE and their Heritage Motorsport Oil Filter Cap - Goldenwrench Supply Co - BMW

Replace Your Aging and Cracking Plastic Oil Filter Housing Cap with this Aluminum Replacement from BLACKLINE PERFORMANCE and their Heritage Motorsport Oil Filter Cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Goldenwrench Supply Co - Corporate Logo
ES#:
5470400
Mfg#:
S5XOFHB
In Stock
$132.99

This product was last offered at the strikethrough price on
05-14-2026

$93.00 USD
Free Shipping
on orders $49 and up

Performance Engine and Transmission Mount Kit - Solid Aluminum

ES#3477036 - IRPEGS-1 - Performance Engine and Transmission Mount Kit - Solid Aluminum - Recommended for aggressive street and race vehicles. - IRP - Individual Racing Parts - BMW

Recommended for aggressive street and race vehicles. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
3477036
Mfg#:
IRPEGS-1
Special Order: No Guaranteed ETA
$185.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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