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BMW E46 Engine Parts & Accessories

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ECS Cooling System Refresh Kit - Level 3

ES#3478430 - 17119071519gKT - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a Stewart water pump - Assembled By ECS - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a Stewart water pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Manual transmission vehicles produced up 10/1998 -
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
3478430
Mfg#:
17119071519GKT
In Stock at Vendor
ON SALE!
$1086.99

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

$1077.83 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Camshaft Position Sensor

ES#4818555 - 12147539171 - Camshaft Position Sensor - Senses the position of the intake camshaft. New o-ring included to ensure a reliable, leak-free repair. - Bremmen Parts - BMW

Senses the position of the intake camshaft. New o-ring included to ensure a reliable, leak-free repair. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818555
Mfg#:
12147539171
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 20%
$89.99

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

$71.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supersprint Performance Muffler (Oval Tips)

ES#3033357 - 787407 - Supersprint Performance Muffler (Oval Tips) - Performance muffler with 100x75 Oval Tips - Supersprint - BMW

Performance muffler with 100x75 Oval Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3033357
Mfg#:
787407
Ships in 5 Business Days
$1076.99 USD
Free Shipping

Crankshaft Pulley With Vibration Damper

ES#2873649 - 11231438995 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Febi - BMW

Reduces vibrations and connects accessories 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#:
2873649
Mfg#:
11231438995
In Stock at Vendor
$178.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#3621813 - e46m54osw2kt3 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance, Includes ECS F-Connector - Genuine BMW - BMW

A truly complete kit for oil separator system maintenance, Includes ECS F-Connector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3621813
Mfg#:
E46M54OSW2KT3
Ships in 2 Business Days
$357.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Constant Pressure Valve

ES#17575 - 11111318185 - Constant Pressure Valve - May be the cause of your oil leak. Often has the appearance of a rear main seal leak. - Genuine BMW - BMW

May be the cause of your oil leak. Often has the appearance of a rear main seal leak. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
17575
Mfg#:
11111318185
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.

$52.91

This product was last offered at the strikethrough price on
06-28-2026

$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Return Hose

ES#2622959 - 11531436410 - Return Hose - Connects the Expansion Tank to the Water Pipe - Rein - BMW

Connects the Expansion Tank to the Water Pipe 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#:
2622959
Mfg#:
11531436410
In Stock
$17.99

This product was last offered at the strikethrough price on
02-23-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#4142097 - 11517838118 - Water Pump - Includes gasket and o-ring. Featuring a metal impeller. - Saleri - BMW

Includes gasket and o-ring. Featuring a metal impeller. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Saleri - Corporate Logo
ES#:
4142097
Mfg#:
11517838118
Ships in 1 Business Day
$223.99

This product was last offered at the strikethrough price on
03-31-2026

$212.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set

ES#17830 - 11120030496 - Valve Cover Gasket Set - Direct from the factory - Genuine BMW - BMW

Direct from the factory affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
17830
Mfg#:
11120030496
In Stock
8% off MSRP

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

$82.52

This product was last offered at the strikethrough price on
06-28-2026

$75.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Chain Guide Rail

ES#22144 - 11311726480 - Lower Timing Chain Guide Rail - Replacement guide rail for required maintenance - Genuine BMW - BMW

Replacement guide rail for required maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
22144
Mfg#:
11311726480
In Stock
$50.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Oil Change Kit / Inspection I

ES#2535567 - M50OCI - Genuine BMW Oil Change Kit / Inspection I - Everything you'll need to do a basic oil change including a new drain plug - Genuine BMW - BMW

Everything you'll need to do a basic oil change including a new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Featuring the standard synthetic oil BMW engineers had in mind

Brand:
Genuine BMW - Corporate Logo
ES#:
2535567
Mfg#:
M50OCI
In Stock
$131.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Pump Chain

ES#2631389 - 11417576915 - Oil Pump Chain - Responsible for driving the oil pump - Iwis - BMW

Responsible for driving the oil pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
2631389
Mfg#:
11417576915
Ships in 3 Business Days
$45.89

This product was last offered at the strikethrough price on
06-28-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IP High Performance Ignition Coil Set - M54/S54/N52/N54/N55

ES#4370066 - IP-A122609 - IP High Performance Ignition Coil Set - M54/S54/N52/N54/N55 - 4X more spark energy than stock coils! - Ignition Projects - BMW

4X more spark energy than stock coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ignition Projects - Corporate Logo
ES#:
4370066
Mfg#:
IP-A122609
Ships in 3 Business Days
$1055.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3 - Without Belts

ES#4376313 - 17119071519RKT - ECS Cooling System Refresh Kit - Level 3 - Without Belts - Assembled By ECS - BMW

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#:
4376313
Mfg#:
17119071519RKT
In Stock at Vendor
ON SALE!
$1065.99

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

$1054.44 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

AAF Low Temp Thermostat Kit - Full Kit - E46

ES#4504845 - 116211 - AAF Low Temp Thermostat Kit - Full Kit - E46 - Keep your track car at the right temperature! - Advanced Auto Fabrication - BMW

Keep your track car at the right temperature! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504845
Mfg#:
116211
In Stock at Vendor
$175.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Gasket - Priced Each

ES#1894127 - 11127831271 - Spark Plug Gasket - Priced Each - Used to seal the cam cover to the cylinder head - Genuine BMW - BMW

Used to seal the cam cover to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
6 required

Brand:
Genuine BMW - Corporate Logo
ES#:
1894127
Mfg#:
11127831271
In Stock
$41.99 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.

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.

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