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BMW E46 Engine Parts & Accessories

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Cold Climate Oil Separator Kit - Level 2

ES#2603034 - E46M54OSC3KT - 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#:
2603034
Mfg#:
E46M54OSC3KT
In Stock
ON SALE! SAVE 23%
$161.99

This product was last offered at the strikethrough price on
06-16-2026

$124.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 325i Luft-Technik Intake System - Red Filter

ES#4699143 - 008694la12rKT - E46 325i Luft-Technik Intake System - Red Filter - Replaces your restrictive intake system with a high-flowing conical filter and smooth-bore silicone. Experience a 28% increase in airflow and raw induction sounds! - ECS - BMW

Replaces your restrictive intake system with a high-flowing conical filter and smooth-bore silicone. Experience a 28% increase in airflow and raw induction sounds! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4699143
Mfg#:
008694LA12RKT
Ships on Nov 9, 2026
ON SALE! SAVE 15%
$334.99

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

$284.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine And Transmission Mount Kit

ES#5435233 - 30001-10002 - Engine And Transmission Mount Kit - Keep your engine and transmission securely mounted - Hamburg Tech - BMW

Keep your engine and transmission securely mounted

Brand:
Hamburg Tech - Corporate Logo
ES#:
5435233
Mfg#:
30001-10002
In Stock
$97.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Synthoil Premium Engine Oil (5w-40) - 1 Liter

ES#258724 - 2040 - Synthoil Premium Engine Oil (5w-40) - 1 Liter - A fully synthetic oil specifically designed around the unique needs and long drain intervals of European engines - Liqui-Moly - Audi BMW Volkswagen

A fully synthetic oil specifically designed around the unique needs and long drain intervals of European engines 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
258724
Mfg#:
2040
In Stock
38% off MSRP

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

$20.99

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

$12.95 USD
Free Shipping
on orders $49 and up

ECS Cooling System Refresh Kit - Level 3

ES#2228847 - 17119071519KT - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a HEPU 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 HEPU water pump 10X Entries Into Our F80 M3 Sweepstakes
For all vehicles with an automatic transmission and with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2228847
Mfg#:
17119071519KT
Back Ordered
ON SALE!
$971.99

This product was last offered at the strikethrough price on
08-15-2026

$924.03 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat With Housing

ES#4759911 - 11537509227 - Thermostat With Housing - A common item to crack causing leaks - Bremmen Parts - BMW

A common item to crack causing leaks 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759911
Mfg#:
11537509227
In Stock
ON SALE! SAVE 25%
$60.99

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

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Air Adjustment Unit/DISA Valve

ES#4781704 - 11617544805 - Intake Air Adjustment Unit/DISA Valve - Located on the side of the intake manifold - Febi - BMW

Located on the side of the intake manifold We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4781704
Mfg#:
11617544805
In Stock
$240.99

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

$198.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Installation Kit

ES#1306759 - 11127507597 - Cylinder Head Installation Kit - Choose a head gasket to make this a complete top end kit - Victor Reinz - BMW

Choose a head gasket to make this a complete top end kit For vehicles with production date up to 09/2002

Brand:
Victor Reinz - Corporate Logo
ES#:
1306759
Mfg#:
11127507597
Ships in 1-2 days
$252.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#34327 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Genuine BMW - BMW MINI

Comes with related o-ring Mounted in upper radiator hose, controls operation of auxiliary fan

Brand:
Genuine BMW - Corporate Logo
ES#:
34327
Mfg#:
13621433077
In Stock
16% off MSRP

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

$66.05

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

$55.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hollow Bolt

ES#2597888 - 32416852469 - Hollow Bolt - M14x1.5x26 - Genuine BMW - BMW

M14x1.5x26

Brand:
Genuine BMW - Corporate Logo
ES#:
2597888
Mfg#:
32416852469
In Stock
7% off MSRP

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

$20.41

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

$18.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt

ES#2641302 - 11241739729 - Connecting Rod Bolt - The stretch bolt design means these need replaced once removed - Genuine BMW - BMW

The stretch bolt design means these need replaced once removed

Brand:
Genuine BMW - Corporate Logo
ES#:
2641302
Mfg#:
11241739729
In Stock
$7.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#2137092 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Ina - BMW
ECS Tuning recommends this product.

Replacement is recommend with every belt service We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2137092
Mfg#:
11281748131
In Stock
$20.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover

ES#18130 - 11121432928 - Valve Cover - A complete valve cover assembly - Genuine BMW - BMW

A complete valve cover assembly For vehicles with production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
18130
Mfg#:
11121432928
Ships in 1 day
3% off MSRP

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

$469.99

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

$454.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit

ES#11066 - 11427833769 - Oil Filter Kit - OE quality for your BMW - Mann - BMW

OE quality for your BMW

Brand:
Mann - Corporate Logo
ES#:
11066
Mfg#:
11427833769
In Stock
$16.08

This product was last offered at the strikethrough price on
07-23-2026

$15.25 USD
Free Shipping
on orders $49 and up

Turner Motorsport Valved Catback Exhaust & ECS Luft-Technik Intake System - E46 325i/Ci

ES#4876696 - 023536LA02EBKT - Turner Motorsport Valved Catback Exhaust & ECS Luft-Technik Intake System - E46 325i/Ci - The ULTIMATE auditory upgrade - featuring a valved muffler for sound control and a free-flowing intake for increased performance. - Enthusiast Bundles - BMW

The ULTIMATE auditory upgrade - featuring a valved muffler for sound control and a free-flowing intake for increased performance. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876696
Mfg#:
023536LA02EBKT
Ships on Nov 9, 2026
ON SALE! SAVE 14%
$1577.98

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

$1349.99 USD
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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