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BMW E46 330i M54 3.0L

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BMW E46 330i M54 3.0L Engine Parts & Accessories

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Cylinder Head - complete

ES#2918698 - 11127514540-3 - Cylinder Head - complete - Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation - AMC - BMW

Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes all neccesary hardware for installation

Brand:
AMC - Corporate Logo
ES#:
2918698
Mfg#:
11127514540-3
Ships on Jul 10, 2026
$1562.99 USD

M52TU/M54 Mechanical Thermostat Conversion

ES#4709399 - 008785LA01T - M52TU/M54 Mechanical Thermostat Conversion - Upgrade from your all-in-one plastic thermostat assembly to a stout and reliable billet mechanical thermostat setup! - Turner Motorsport - BMW

Upgrade from your all-in-one plastic thermostat assembly to a stout and reliable billet mechanical thermostat setup! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4709399
Mfg#:
008785LA01T
Ships on Jul 21, 2026
ON SALE!
Starting at $312.37 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve

ES#25703 - 11617501566 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" or PCV - Genuine BMW - BMW

Commonly referred to as the "oil separator" or PCV affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25703
Mfg#:
11617501566
Ships in 1 day
6% off MSRP

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

$102.99

This product was last offered at the strikethrough price on
02-18-2026

$96.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Lower

ES#2575494 - 11311432176 - Timing Chain - Lower - Keep your engine running properly - Iwis - BMW

Keep your engine running properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
2575494
Mfg#:
11311432176
In Stock
$83.99

This product was last offered at the strikethrough price on
06-08-2026

$67.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 330 Luft-Technik Intake System - Black Filter

ES#4699145 - 008694la13bKT - E46 330 Luft-Technik Intake System - Black Filter - Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. - ECS - BMW

Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4699145
Mfg#:
008694LA13BKT
Back Ordered
Auto Notify
ON SALE! SAVE 20%
$386.99

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

$309.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Expansion Tank Hose

ES#2803859 - 64218376153 - E46 Expansion Tank Hose - Expansion tank to heater core - Rein - BMW
ECS Tuning recommends this product.

Expansion tank to heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803859
Mfg#:
64218376153
In Stock
$82.99

This product was last offered at the strikethrough price on
05-06-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Rear Manifold

ES#261735 - 11787514927 - Oxygen Sensor - Rear Manifold - Located in the rear position of the exhaust manifold - Bosch - BMW

Located in the rear position of the exhaust manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 03/2003

Brand:
Bosch - Corporate Logo
ES#:
261735
Mfg#:
11787514927
In Stock at Vendor
$139.73 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Gasket Set

ES#25460 - 11611436631 - Intake Manifold Gasket Set - Contains both gaskets needed - Genuine BMW - BMW

Contains both gaskets needed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25460
Mfg#:
11611436631
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.

$65.99

This product was last offered at the strikethrough price on
02-03-2026

$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Chain Sprocket

ES#4689987 - 11211719984 - Lower Timing Chain Sprocket - Timing sprocket located on the crank, behind the crank pulley - Bavarian Autosport - BMW

Timing sprocket located on the crank, behind the crank pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4689987
Mfg#:
11211719984
In Stock
ON SALE! SAVE 20%
$63.99

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

$51.19 USD
Free Shipping
on orders $49 and up

Mach Force XP Cat Back Exhaust System

ES#2574631 - 4946309 - Mach Force XP Cat Back Exhaust System - Bolt on performance plus great looks for your vehicle - AFE - BMW

Bolt on performance plus great looks for your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
2574631
Mfg#:
4946309
In Stock at Vendor
20% off MSRP

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

$1915.00

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

$1532.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#4818522 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Bremmen Parts - BMW

Replacement is recommend with every belt service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818522
Mfg#:
11281748131
In Stock
ON SALE! SAVE 19%
$18.99

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

$15.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#18464 - 11127509328 - Oil Cap - Includes the sealing gasket - Genuine BMW - BMW

Includes the sealing gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18464
Mfg#:
11127509328
In Stock
9% off MSRP

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

$39.19

This product was last offered at the strikethrough price on
01-07-2026

$35.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idle Control Valve Grommet

ES#2603031 - 11611437453 - Idle Control Valve Grommet - Rubber grommet that helps hold the idle control valve - Elring - BMW

Rubber grommet that helps hold the idle control valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2603031
Mfg#:
11611437453
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#1848515 - 22116779970 - Engine Mount - Priced Each - Keep your engine securely mounted - Corteco - BMW

Keep your engine securely mounted affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
1848515
Mfg#:
22116779970
In Stock
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Pump Control Valve (EGR)

ES#26817 - 11727553063 - Air Pump Control Valve (EGR) - Attached to the secondary air pump - Genuine BMW - BMW

Attached to the secondary air pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
26817
Mfg#:
11727553063
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.

$194.99

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

$188.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt Set

ES#2697660 - 11121740065 - Cylinder Head Bolt Set - Includes all head bolts in one cylinder head - Elring - BMW

Includes all head bolts in one cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2697660
Mfg#:
11121740065
In Stock
$42.89

This product was last offered at the strikethrough price on
05-22-2026

$34.99 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.

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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