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BMW Z3 3.0i M54 3.0L

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BMW Z3 3.0i M54 3.0L Engine Parts & Accessories

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Hydraulic Alternator Belt Tensioner Roller

ES#21691 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Genuine BMW - BMW

Replacement is recommend with every belt service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21691
Mfg#:
11281748131
In Stock
ON SALE!
$78.99

This product was last offered at the strikethrough price on
06-25-2026

$75.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hard Line Replacement & Upgrade Kit

Includes everything needed to replace heater coolant hard lines 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#:
5435247
Mfg#:
11531705210KT1
Ships on Nov 12, 2026
Auto Notify
$237.99

This product was last offered at the strikethrough price on
04-06-2026

$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Camshaft Position Sensor

ES#4316483 - 12147539165 - Camshaft Position Sensor - Located on the intake side of the engine - Bavarian Autosport - BMW

Located on the intake side of the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4316483
Mfg#:
12147539165
Ships on Sep 17, 2026
Auto Notify
ON SALE! SAVE 20%
$27.99

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

$22.39 USD
Free Shipping
on orders $49 and up

Valve Stem Locks - Priced Each

ES#22823 - 11341461405 - Valve Stem Locks - Priced Each - Used to hold your valve springs in place - Genuine BMW - BMW MINI

Used to hold your valve springs in place affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
22823
Mfg#:
11341461405
In Stock
$3.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2534506 - 12137599219 - Ignition Coil - Priced Each - Comes with plug connector - URO - BMW

Comes with plug connector 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:
URO - Corporate Logo
ES#:
2534506
Mfg#:
12137599219
Ships in 1 Business Day
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2803851 - 11531716642 - Radiator Hose - Lower - A common source of cooling system failure - Rein - BMW

A common source of cooling system failure 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#:
2803851
Mfg#:
11531716642
In Stock
ON SALE! SAVE 31%
$39.99

This product was last offered at the strikethrough price on
05-04-2026

$27.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose - Expansion Tank to Heater Valve

ES#178074 - 64218376608 - Heater Hose - Expansion Tank to Heater Valve - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
178074
Mfg#:
64218376608
In Stock
ON SALE!
$42.99

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

$39.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Securing Nut - Priced Each

ES#4325207 - 11121738607 - Valve Cover Securing Nut - Priced Each - MTC - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
4325207
Mfg#:
11121738607
Ships in 6 Business Days
$5.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Cooling system water valve

ES#177289 - 64118375443 - E36 Cooling system water valve - Signs of no heat or the heat won't shut off - Genuine BMW - BMW

Signs of no heat or the heat won't shut off affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
177289
Mfg#:
64118375443
Ships in 3 Business Days
3% off MSRP

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

$445.99

This product was last offered at the strikethrough price on
06-29-2026

$430.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gasket - Crankshaft Seal Housing

ES#19221 - 11141432240 - Gasket - Crankshaft Seal Housing - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19221
Mfg#:
11141432240
In Stock
2% off MSRP

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

$25.70

This product was last offered at the strikethrough price on
06-29-2026

$25.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Cover

ES#19233 - 11141436720 - Timing Cover - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19233
Mfg#:
11141436720
Ships in 6 Business Days
5% off MSRP

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

$451.99

This product was last offered at the strikethrough price on
06-29-2026

$428.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Hose - Expansion Tank to Water Pipe

ES#25070 - 11537505831 - Water Hose - Expansion Tank to Water Pipe - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25070
Mfg#:
11537505831
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - M12x1.5

ES#2534481 - 12611710509 - Oil Pressure Switch - M12x1.5 - Leaking or malfunctioning oil pressure switches can be disastrous - URO - BMW

Leaking or malfunctioning oil pressure switches can be disastrous 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:
URO - Corporate Logo
ES#:
2534481
Mfg#:
12611710509
In Stock
$8.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fillister Head Screw - M10x25mm

ES#16139 - 07129905534 - Fillister Head Screw - M10x25mm - Secures roller to hydraulic alternator belt tensioner assembly - Genuine BMW - BMW

Secures roller to hydraulic alternator belt tensioner assembly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
16139
Mfg#:
07129905534
In Stock
$4.09

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

$4.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Rail

ES#33692 - 13537541452 - Fuel Rail - Distributes fuel to the injectors - Genuine BMW - BMW

Distributes fuel to the injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
33692
Mfg#:
13537541452
Ships in 9 Business Days
3% off MSRP

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

$437.99

This product was last offered at the strikethrough price on
06-29-2026

$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

O-Ring

ES#2217424 - 11427549573 - O-Ring - 7x2.5MM - Genuine BMW - BMW

7x2.5MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2217424
Mfg#:
11427549573
In Stock
$4.99 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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