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BMW E46 Engine Parts & Accessories

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Performance Cooling System Upgrade

ES#5507087 - E46NMPCKT - Performance Cooling System Upgrade - Upgrade your BMW's cooling to extend track days and keep your engine healthy - Assembled By ECS - BMW

Upgrade your BMW's cooling to extend track days and keep your engine healthy 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with a Manual Transmission and production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
5507087
Mfg#:
E46NMPCKT
Ships in 10 Business Days
ON SALE!
$1432.99

This product was last offered at the strikethrough price on
09-01-2026

$1400.17 USD
This product is lifetime replacement eligible Partial Replacement

Cat Back Exhaust

ES#2102408 - 16748 - Cat Back Exhaust - 2.5" stainless steel with dual 3" polished stainless tips - Magnaflow - BMW

2.5" stainless steel with dual 3" polished stainless tips

Brand:
Magnaflow - Corporate Logo
ES#:
2102408
Mfg#:
16748
Ships in 1 Business Day
$1396.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust

ES#1899401 - 16532 - Cat-Back Exhaust - 2.5" stainless steel with dual 3" polished stainless tips - Magnaflow - BMW

2.5" stainless steel with dual 3" polished stainless tips For coupe models only

Brand:
Magnaflow - Corporate Logo
ES#:
1899401
Mfg#:
16532
Ships in 1 Business Day
$1396.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#3108048 - E46M54OSW3KT2 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance, Includes ECS F-Connector - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance, Includes ECS F-Connector 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3108048
Mfg#:
E46M54OSW3KT2
In Stock
ON SALE! SAVE 23%
$226.99

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

$174.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AAF M54 Oil Pan Baffle - E46

ES#4504779 - 11652 - AAF M54 Oil Pan Baffle - E46 - Prevent oil starvation! - Advanced Auto Fabrication - BMW

Prevent oil starvation!

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504779
Mfg#:
11652
In Stock at Vendor
$155.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race German S54 Vanos Rebuild Kit

ES#4493100 - RGS54VNsK - Race German S54 Vanos Rebuild Kit - Eliminate VANOS issues or stop them before they happen! - Race German - BMW

Eliminate VANOS issues or stop them before they happen!

Brand:
Race German - Corporate Logo
ES#:
4493100
Mfg#:
RGS54VNSK
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Filter Change Kit - Level I

ES#1892454 - 11361401971 - VANOS Filter Change Kit - Level I - Includes the filter and necessary o-rings for replacement - Genuine BMW - BMW

Includes the filter and necessary o-rings for replacement

Brand:
Genuine BMW - Corporate Logo
ES#:
1892454
Mfg#:
11361401971
In Stock
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Flange Nut - Priced Each

ES#41740 - 22116779973 - Flange Nut - Priced Each - Used on either side of each motor mount - Genuine BMW - BMW MINI

Used on either side of each motor mount

Brand:
Genuine BMW - Corporate Logo
ES#:
41740
Mfg#:
22116779973
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36/Z3 3.5" Silicone Intake Boot - black/Red

ES#2764615 - OSEE3692IB35BK - E36/Z3 3.5" Silicone Intake Boot - black/Red - The cure for the common rotted intake boot - lifetime warranty! - Mishimoto - BMW

The cure for the common rotted intake boot - lifetime warranty!

Brand:
Mishimoto - Corporate Logo
ES#:
2764615
Mfg#:
OSEE3692IB35BK
In Stock
$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Intake

ES#205329 - 12147539165 - Camshaft Position Sensor - Intake - Intake side - Febi - BMW

Intake side We Price Match - Give Us A Call or Chat!
Includes o-ring.

Brand:
Febi - Corporate Logo
ES#:
205329
Mfg#:
12147539165
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#2800129 - 17222245358 - O-Ring - Priced Each - 13.4x1.78mm. Made in Germany. - Rein - BMW MINI

13.4x1.78mm. Made in Germany. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2800129
Mfg#:
17222245358
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Valved Catback Exhaust & ECS Luft-Technik Intake System - E46 330i/Ci

ES#4876695 - 023536LA02EB2KT - Turner Motorsport Valved Catback Exhaust & ECS Luft-Technik Intake System - E46 330i/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#:
4876695
Mfg#:
023536LA02EB2KT
Back Ordered
ON SALE! SAVE 16%
$1627.98

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

$1369.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Heavy duty Constant Pressure Valve O-Ring - Priced Each

ES#2855081 - 11111318185ecs - Heavy duty Constant Pressure Valve O-Ring - Priced Each - Viton Fluoroelastomer resists degradation from heat and oil exposure. Don't service your CPV twice!! - ECS - BMW

Viton Fluoroelastomer resists degradation from heat and oil exposure. Don't service your CPV twice!! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2855081
Mfg#:
11111318185ECS
In Stock
ON SALE! SAVE 25%
$25.99

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

$19.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AAF Low Temp Thermostat Kit - Partial - E46

ES#4504846 - 116211.2 - AAF Low Temp Thermostat Kit - Partial - E46 - Keep your track car at the right temperature! - Advanced Auto Fabrication - BMW

Keep your track car at the right temperature!

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504846
Mfg#:
116211.2
In Stock
$85.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Fan Shroud Kit

ES#3137376 - MMFSE4699 - Performance Aluminum Fan Shroud Kit - Aluminum fan shroud with 16" slim electric fan - Mishimoto - BMW

Aluminum fan shroud with 16" slim electric fan

Brand:
Mishimoto - Corporate Logo
ES#:
3137376
Mfg#:
MMFSE4699
In Stock at Vendor
9% off MSRP

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

$374.00

This product was last offered at the strikethrough price on
10-01-2026

$339.95 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.

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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