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BMW E46 Engine Parts & Accessories

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MAHLE Forged Piston Kit 87.25mm with Thermal Barrier Coating (TBC) - S54 - 3.2L

ES#4414318 - 930286135T - MAHLE Forged Piston Kit 87.25mm with Thermal Barrier Coating (TBC) - S54 - 3.2L - Replace the OE cast aluminum pistons with stronger forged MAHLE pistons. Includes Pistons, Rings, and hardware. - Mahle Motorsports - BMW

Replace the OE cast aluminum pistons with stronger forged MAHLE pistons. Includes Pistons, Rings, and hardware. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle Motorsports - Corporate Logo
ES#:
4414318
Mfg#:
930286135T
Special Order: No Guaranteed ETA
$1271.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set

ES#2587190 - 11127832034KT - Valve Cover Gasket Set - Includes all the necessary components for a valve cover removal - Genuine BMW - BMW

Includes all the necessary components for a valve cover removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2587190
Mfg#:
11127832034KT
In Stock
$423.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#205328 - 12617508003 - Oil Level Sensor - Includes sealing o-ring - Hella - BMW

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

Brand:
Hella - Corporate Logo
ES#:
205328
Mfg#:
12617508003
Back Ordered
$84.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shark Injector Performance Software

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date up to 02/2003

Brand:
Shark Injector - Corporate Logo
ES#:
3138969
Mfg#:
N4MS4325
Ships on Aug 11, 2026
ON SALE! SAVE 10%
$349.00

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

$314.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shark Injector Performance Software

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 03/2003

Brand:
Shark Injector - Corporate Logo
ES#:
3138996
Mfg#:
N745325
Ships on Aug 11, 2026
ON SALE! SAVE 10%
$349.00

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

$314.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race German Dual Vanos Rebuild Seal Kit

ES#4493083 - RGDVNSSK - Race German Dual Vanos Rebuild Seal Kit - Eliminate VANOS issues or stop them before they happen! - Race German - BMW

Eliminate VANOS issues or stop them before they happen! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race German - Corporate Logo
ES#:
4493083
Mfg#:
RGDVNSSK
Ships in 1 Business Day
$65.99 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

Timing Chain Service Kit

ES#4820880 - BMWS54TMGKT - Timing Chain Service Kit - Everything you need to service your timing chains and guides directly from BMW - Genuine BMW - BMW

Everything you need to service your timing chains and guides directly from BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4820880
Mfg#:
BMWS54TMGKT
Ships in 2 Business Days
$1245.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Air Adjustment Unit/DISA Valve Kit

ES#2960799 - 11617544806KT - Air Adjustment Unit/DISA Valve Kit - Having idle problems and low RPM hesitation? Located on the intake manifold. Includes mounting hardware - Genuine BMW - BMW

Having idle problems and low RPM hesitation? Located on the intake manifold. Includes mounting hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2960799
Mfg#:
11617544806KT
Ships in 2 Business Days
$414.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket Set

ES#2598514 - 11127831920 - Cylinder Head Gasket Set - Includes all gaskets that should be replaced during a head service - including the head gasket - Victor Reinz - BMW
ECS Tuning recommends this product.

Includes all gaskets that should be replaced during a head service - including the head gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2598514
Mfg#:
11127831920
Ships in 1 Business Day
$655.99

This product was last offered at the strikethrough price on
04-17-2026

$621.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Chain Guide Rail

ES#4472573 - 11311726480 - Lower Timing Chain Guide Rail - Replacement guide rail for required maintenance - Bremmen Parts - BMW

Replacement guide rail for required maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4472573
Mfg#:
11311726480
Ships on Aug 14, 2026
Auto Notify
ON SALE! SAVE 20%
$19.37

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

$15.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Water Pump

ES#2537049 - 11517838159 - E46 Water Pump - Includes alignment dowel - Saleri - BMW

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

Brand:
Saleri - Corporate Logo
ES#:
2537049
Mfg#:
11517838159
In Stock at Vendor
$253.11

This product was last offered at the strikethrough price on
03-31-2026

$247.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Competition Fuel Cap Cover

ES#4904975 - BM-0006-BCG - Carbon Competition Fuel Cap Cover - Elevate the aesthetics of your BMW and leave no stone unturned; take your BMW to the next level with the AutoTecknic dry carbon fiber fuel cap cover. - AUTOTECKNIC - BMW MINI

Elevate the aesthetics of your BMW and leave no stone unturned; take your BMW to the next level with the AutoTecknic dry carbon fiber fuel cap cover. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AUTOTECKNIC - Corporate Logo
ES#:
4904975
Mfg#:
BM-0006-BCG
In Stock
$65.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

12.0" 3.75mm (5/32") ID Black Silicone Vacuum Hose

ES#4338188 - 2101 - 12.0" 3.75mm (5/32") ID Black Silicone Vacuum Hose - ECS - Audi BMW Volkswagen Mercedes Benz

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4338188
Mfg#:
2101
In Stock
ON SALE! SAVE 25%
$33.99

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

$25.49 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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