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BMW E88 135i N55 3.0L

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BMW E88 135i N55 3.0L Engine Parts & Accessories

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Remanufactured Alternator - 180 Amp

ES#4623781 - 12317558220LKT - Remanufactured Alternator - 180 Amp - Includes a refundable $117.00 core charge - Lucas - BMW

Includes a refundable $117.00 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Original part number availability limited - this part can be used to replace the original, but the harness plug is clocked slightly differently.

Brand:
Lucas - Corporate Logo
ES#:
4623781
Mfg#:
12317558220LKT
Back Ordered
Auto Notify
$307.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount Nut - Priced Each

ES#14605 - 07119904670 - Engine Mount Nut - Priced Each - 4 Needed to do both mounts - Genuine BMW - BMW MINI

4 Needed to do both mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
14605
Mfg#:
07119904670
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Grommet

ES#177738 - 64126910076 - Expansion Tank Grommet - Used in the expansion tank - Genuine BMW - BMW MINI

Used in the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
177738
Mfg#:
64126910076
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

King Performance BMW N54/N55 Rod Bearings - 2 Pairs

ES#4755727 - CR222GPC026 - King Performance BMW N54/N55 Rod Bearings - 2 Pairs - .026 Oversize - King - BMW

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

Brand:
King - Corporate Logo
ES#:
4755727
Mfg#:
CR222GPC026
Ships in 5 Business Days
$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Gasket

ES#2813414 - 11427525335 - Oil Filter Housing Gasket - Common cause of oil leaks can be easily repaired - Hamburg Tech - BMW

Common cause of oil leaks can be easily repaired affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813414
Mfg#:
11427525335
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#254086 - 11367561852 - O-Ring - Priced Each - 20x1.5 - Genuine BMW - BMW

20x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
254086
Mfg#:
11367561852
Ships in 1-2 days
6% off MSRP

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

$16.99

This product was last offered at the strikethrough price on
07-10-2026

$16.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Conical Valve Spring - Sold Each

ES#4716020 - SPR-FE20BE - Performance Conical Valve Spring - Sold Each - High performance valve springs. 75lb @ 37mm, 155lb @ 10mm - Supertech - BMW

High performance valve springs. 75lb @ 37mm, 155lb @ 10mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4716020
Mfg#:
SPR-FE20BE
In Stock
Limited Qty Sale
$19.99

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

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Stage 1 (Pair) - BMW E8X / E9X

Say goodbye to the "slop" in your drivetrain. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
5435093
Mfg#:
BFI-BMW-E9X-M1
Ships on Aug 3, 2026
$302.99 USD
Free Shipping
on orders $49 and up

Hydraulic Valve

ES#4723750 - 11417622768 - Hydraulic Valve - Found on the front of the engine block. - Vemo - BMW

Found on the front of the engine block. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
4723750
Mfg#:
11417622768
In Stock at Vendor
$309.99

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

$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Duct - Left

ES#35165 - 13717547592 - Intake Duct - Left - Front intake duct/scoop - Genuine BMW - BMW

Front intake duct/scoop affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35165
Mfg#:
13717547592
Ships in 1-2 days
2% off MSRP

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

$43.99

This product was last offered at the strikethrough price on
07-10-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Duct - Right

ES#35164 - 13717547591 - Intake Duct - Right - Front intake duct/scoop - Genuine BMW - BMW

Front intake duct/scoop affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35164
Mfg#:
13717547591
Ships in 1-2 days
2% off MSRP

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

$43.99

This product was last offered at the strikethrough price on
07-10-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Connecting Rod Bearing - Priced Each

ES#2542535 - 11247628035 - Upper Connecting Rod Bearing - Priced Each - 50.00mm - Blue - Genuine BMW - BMW

50.00mm - Blue affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2542535
Mfg#:
11247628035
Ships in 1-2 days
7% off MSRP

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

$45.99

This product was last offered at the strikethrough price on
07-10-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4" Universal Exhaust Tip w/ Chrome Finish - Priced Each

ES#4265689 - 025823TMS05-01 - 4" Universal Exhaust Tip w/ Chrome Finish - Priced Each - Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265689
Mfg#:
025823TMS05-01
In Stock
ON SALE! SAVE 30%
$85.99

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

$59.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Oil Change Kit / Inspection I

ES#2918838 - 11427566327KT5 - Genuine BMW Oil Change Kit / Inspection I - Includes seven quarts of BMW synthetic engine oil, Mann oil filter and ECS magnetic drain plug for superior engine protection - plus ECS Billet Aluminum Oil Filter Cap to prevent damaged threads or rounded heads! - Assembled By ECS - BMW

Includes seven quarts of BMW synthetic engine oil, Mann oil filter and ECS magnetic drain plug for superior engine protection - plus ECS Billet Aluminum Oil Filter Cap to prevent damaged threads or rounded heads! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Featuring the standard synthetic oil BMW engineers had in mind

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918838
Mfg#:
11427566327KT5
Ships on Sep 16, 2026
ON SALE!
$295.76 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Valve Seal Repair Kit - Exhaust

ES#2702682 - 11340035853 - Valve Seal Repair Kit - Exhaust - Stop burning oil at start-up - Victor Reinz - BMW MINI

Stop burning oil at start-up affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2702682
Mfg#:
11340035853
Ships in 2 Business Days
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling O-Ring - Priced Each

ES#37795 - 17111711987 - Cooling O-Ring - Priced Each - Fits various components in the cooling system - Genuine BMW - BMW

Fits various components in the cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37795
Mfg#:
17111711987
In Stock at Vendor
18% off MSRP

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

$16.99

This product was last offered at the strikethrough price on
07-10-2026

$13.99 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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