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

Alternator replacement kit

ES#4057015 - 12317831436KT2 - Alternator replacement kit - Includes everything needed for a complete alternator replacement, including a new alternator with no core charge and a belt service kit. - Assembled By ECS - BMW

Includes everything needed for a complete alternator replacement, including a new alternator with no core charge and a belt service kit. 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#:
4057015
Mfg#:
12317831436KT2
Back Ordered
Auto Notify
ON SALE!
$834.73

This product was last offered at the strikethrough price on
05-02-2026

$806.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump Chain Tensioner

ES#23447 - 11411317650 - Oil Pump Chain Tensioner - Keeps the oil pump chain under tension. - Genuine BMW - BMW

Keeps the oil pump chain under tension. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23447
Mfg#:
11411317650
In Stock
$21.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stud Bolt

ES#16061 - 07129904544 - Stud Bolt - M6X30 - Genuine BMW - BMW MINI

M6X30 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
16061
Mfg#:
07129904544
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport S54 Power Pulley Kit

ES#3082345 - PPK-S54-A-TKT - Turner Motorsport S54 Power Pulley Kit - Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises! - Turner Motorsport - BMW

Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3082345
Mfg#:
PPK-S54-A-TKT
In Stock
ON SALE! SAVE 25%
$354.99

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

$266.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 2

ES#2707752 - 17127510952KT9 - Cooling System Refresh Kit - Level 2 - A more advanced kit that includes belt service components and a ECS aluminum pulley - featuring high quality aftermarket contents - Assembled By ECS - BMW

A more advanced kit that includes belt service components and a ECS aluminum pulley - featuring high quality aftermarket contents 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#:
2707752
Mfg#:
17127510952KT9
Back Ordered
Auto Notify
ON SALE!
$819.99

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

$781.23 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

K&P Engineering High Performance Stainless Steel Oil Filter

ES#3509348 - S21 - K&P Engineering High Performance Stainless Steel Oil Filter - Reusable micronic oil filter with machine finished end caps. - K&P Engineering - BMW

Reusable micronic oil filter with machine finished end caps. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
**Lifetime oil filter: Never change your filter again, just wash and reuse**

Brand:
K&P Engineering - Corporate Logo
ES#:
3509348
Mfg#:
S21
Ships in 5 Business Days
$99.00 USD
Free Shipping

Fuel Pump Gasket

ES#35936 - 16111184084 - Fuel Pump Gasket - Seal for in-tank fuel pump and in-tank sender unit - Genuine BMW - BMW MINI

Seal for in-tank fuel pump and in-tank sender unit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35936
Mfg#:
16111184084
In Stock
3% off MSRP

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

$36.99

This product was last offered at the strikethrough price on
06-26-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BE Bearings Performance Rod Bearing Replacement Kit

ES#3522145 - 11247835439KT4 - BE Bearings Performance Rod Bearing Replacement Kit - Includes everything needed for a rod bearing service, featuring BE Bearings upgraded rod bearings. - Assembled By ECS - BMW

Includes everything needed for a rod bearing service, featuring BE Bearings upgraded rod bearings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Greater clearance and oil flow for less friction and wear!
For vehicles with production date from 02/2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
3522145
Mfg#:
11247835439KT4
Ships on Jul 28, 2026
$789.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Upper Transmission Mount Nut - Priced Each

ES#41791 - 22316760944 - Upper Transmission Mount Nut - Priced Each - Recommended replacement with motor mounts. - Genuine BMW - BMW MINI

Recommended replacement with motor mounts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41791
Mfg#:
22316760944
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OIL PRESSURE SWITCH

ES#2801445 - 12618611273 - OIL PRESSURE SWITCH - Replacement oil pressure switch found on most BMWs - Rein - BMW

Replacement oil pressure switch found on most BMWs 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:
Rein - Corporate Logo
ES#:
2801445
Mfg#:
12618611273
In Stock
$11.99

This product was last offered at the strikethrough price on
04-20-2026

$7.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Filter

ES#23069 - 11361401971 - VANOS Filter - Located on the end of the pressure limiting valve - Genuine BMW - BMW

Located on the end of the pressure limiting valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23069
Mfg#:
11361401971
In Stock
22% off MSRP

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

$27.68

This product was last offered at the strikethrough price on
01-08-2026

$21.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Carbon fiber engine cover

ES#3469612 - 0131TM001 - E46 M3 Carbon fiber engine cover - Beautiful carbon fiber replacement for the factory plastic cover - Karbonius Composites - BMW

Beautiful carbon fiber replacement for the factory plastic cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Karbonius Composites - Corporate Logo
ES#:
3469612
Mfg#:
0131TM001
Ships in 3 Business Days
$779.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#24512 - 11527831619 - Radiator Fan Clutch - OEM replacement - Genuine BMW - BMW

OEM replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24512
Mfg#:
11527831619
Ships in 1-2 days
4% off MSRP

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

$401.99

This product was last offered at the strikethrough price on
06-26-2026

$386.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Tensioner

ES#22410 - 11317838675 - Timing Chain Tensioner - Located on the lower rear timing chain guide rail - Genuine BMW - BMW

Located on the lower rear timing chain guide rail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
22410
Mfg#:
11317838675
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.

$199.99

This product was last offered at the strikethrough price on
06-26-2026

$192.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit

ES#2703107 - 003631ECS01A - Silicone Radiator Hose Kit - Retains OEM fitment with superior looks and durability! - ECS - BMW

Retains OEM fitment with superior looks and durability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2703107
Mfg#:
003631ECS01A
In Stock
ON SALE! SAVE 25%
$146.99

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

$110.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Camshaft Position Sensor - Priced Each

ES#2813879 - 13627796054 - Exhaust Camshaft Position Sensor - Priced Each - Located on rear of the cylinder head, sensing the exhaust cam - Hamburg Tech - BMW

Located on rear of the cylinder head, sensing the exhaust cam affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Sensor for the exhaust camshaft

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813879
Mfg#:
13627796054
In Stock
$69.95 USD
Free Shipping
on orders $49 and up
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