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BMW E46 Engine Parts & Accessories

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Fuel Filter

ES#3676581 - 13327831089 - Fuel Filter - Inline chassis mounted fuel filter - Hengst - BMW
ECS Tuning recommends this product.

Inline chassis mounted fuel filter 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3676581
Mfg#:
13327831089
In Stock
$29.99 USD
Free Shipping
on orders $49 and up

Cold Climate Oil Separator Kit - Level 2

ES#2550206 - E46M54OSC2KT - Cold Climate Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance 10X Entries Into Our F80 M3 Sweepstakes
Superior performance for both warm and cold climates

Brand:
Assembled By ECS - Corporate Logo
ES#:
2550206
Mfg#:
E46M54OSC2KT
In Stock
ON SALE! SAVE 41%
$231.99

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

$137.46 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#3161687 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Hella - BMW

Does not include O-ring

Brand:
Hella - Corporate Logo
ES#:
3161687
Mfg#:
12141709616
Back Ordered
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#3024262 - 12147518628H - Camshaft Position Sensor - Exhaust side. - Hella - BMW

Exhaust side.

Brand:
Hella - Corporate Logo
ES#:
3024262
Mfg#:
12147518628H
In Stock
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2497298 - 17119071518KT - ECS Cooling System Refresh Kit - Level 3 - The ultimate kit to cover all the necessary components - featuring OEM contents - Genuine BMW - BMW

The <font color='red'> ultimate</font> kit to cover all the necessary components - featuring OEM contents For vehicles with manual transmission only and production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2497298
Mfg#:
17119071518KT
Ships in 8 Business Days
$2327.99 USD
This product is lifetime replacement eligible Partial Replacement

Engine Mount - Priced Each

ES#2813598 - 11812283798 - Engine Mount - Priced Each - Keep your engine securely mounted - Hamburg Tech - BMW

Keep your engine securely mounted We Price Match - Give Us A Call or Chat!
Harder durometer mount from the M3 for improved performance.

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813598
Mfg#:
11812283798
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Manifold Oxygen Sensor - Rear Position/Post-Cat

ES#11026 - 13951 - Rear Manifold Oxygen Sensor - Rear Position/Post-Cat - Also BMW # 11781406622. Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine - Bosch - BMW

Also BMW # 11781406622. Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11026
Mfg#:
13951
Ships in 4 Business Days
$208.90

This product was last offered at the strikethrough price on
05-19-2026

$157.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2497300 - 17119071518KT2 - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with OEM components - Genuine BMW - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with OEM components For vehicles with manual transmission only and production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2497300
Mfg#:
17119071518KT2
Ships in 8 Business Days
$2317.99 USD
This product is lifetime replacement eligible Partial Replacement

Supersprint Race Mufflers

ES#3033342 - 044006 - Supersprint Race Mufflers - Lightweight Racing design for maximum performance & sound - Supersprint - BMW

Lightweight Racing design for maximum performance & sound

Brand:
Supersprint - Corporate Logo
ES#:
3033342
Mfg#:
044006
Ships on Jan 11, 2027
$2314.99 USD
Free Shipping

Aluminum Water Pump Pulley

ES#2534820 - 11511436590 - Aluminum Water Pump Pulley - An upgrade over commonly failing plastic pulley - URO - BMW
ECS Tuning recommends this product.

An upgrade over commonly failing plastic pulley 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534820
Mfg#:
11511436590
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M52 M54 Silicone Radiator Hose Kit

ES#4142065 - 006205LA01 - E46 M52 M54 Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. - ECS - BMW

Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4142065
Mfg#:
006205LA01
In Stock
ON SALE! SAVE 25%
$160.99

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

$120.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Hose

ES#33709 - 13537548987 - Fuel Hose - Feeds the fuel rail with gasoline - Genuine BMW - BMW

Feeds the fuel rail with gasoline

Brand:
Genuine BMW - Corporate Logo
ES#:
33709
Mfg#:
13537548987
Ships in 8 Business Days
2% off MSRP

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

$89.99

This product was last offered at the strikethrough price on
09-29-2026

$87.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Water Pipe Connecting Line

ES#37983 - 17112229053 - E46 M3 Water Pipe Connecting Line - Connects the expansion tank to the upper radiator hose - Genuine BMW - BMW

Connects the expansion tank to the upper radiator hose

Brand:
Genuine BMW - Corporate Logo
ES#:
37983
Mfg#:
17112229053
In Stock
1% off MSRP

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

$96.35

This product was last offered at the strikethrough price on
05-07-2026

$95.28 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4316513 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Bremmen Parts - BMW

Does not include O-ring 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316513
Mfg#:
12141709616
Ships in 1 Business Day
ON SALE! SAVE 10%
$39.99

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

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

Performance Main Bearing Set

ES#4364525 - MB7039XP - Performance Main Bearing Set - Performance engine bearing kit - King - BMW

Performance engine bearing kit

Brand:
King - Corporate Logo
ES#:
4364525
Mfg#:
MB7039XP
Back Ordered
13% off MSRP

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

$236.99

This product was last offered at the strikethrough price on
07-08-2026

$205.99 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

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Manufacturer names and/or part numbers are used only for identification purposes.

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