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BMW E88 135i N55 3.0L

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BMW E88 135i N55 3.0L Engine Mechanical Parts

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5mm Single Groove Valve Keeper - Set Of 24

ES#4716125 - KPR-5.0-7S-24 - 5mm Single Groove Valve Keeper - Set Of 24 - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4716125
Mfg#:
KPR-5.0-7S-24
In Stock
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder sleeve - priced each

ES#18654 - 11127575422 - Cylinder sleeve - priced each - The sleeves that go in each cylinder of the cylinder cover - Genuine BMW - BMW

The sleeves that go in each cylinder of the cylinder cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18654
Mfg#:
11127575422
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 "Bulletproof" Crank Kit

ES#4365385 - ECSe90n55bpKT - N55 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your E9X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. - Assembled By ECS - BMW

...or at least as "Bulletproof" as your E9X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. 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#:
4365385
Mfg#:
ECSE90N55BPKT
In Stock
ON SALE!
$574.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

HEX SCREW WITH COLLA

ES#2523345 - 07119906928 - HEX SCREW WITH COLLA - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2523345
Mfg#:
07119906928
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Main Bearing Set - N55

ES#4759214 - 5150-HPMBS-N55 - Performance Main Bearing Set - N55 - Performance Coated Main Bearing Set for the N55 Engine - Std. Size - 5150 Autosport - BMW

Performance Coated Main Bearing Set for the N55 Engine - Std. Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759214
Mfg#:
5150-HPMBS-N55
Ships in 3 Business Days
$549.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#4316200 - 11128655331 - Oil Cap - Includes the sealing gasket - Rein - BMW MINI

Includes the sealing gasket 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#:
4316200
Mfg#:
11128655331
In Stock
$15.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Gasket

ES#4351738 - 11137600482 - Oil Pan Gasket - Metal/rubber gasket used to stop oil leaks - Victor Reinz - BMW

Metal/rubber gasket used to stop oil leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
4351738
Mfg#:
11137600482
In Stock
$67.99

This product was last offered at the strikethrough price on
12-26-2025

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rod Bearing Replacement Kit

ES#4623821 - N55RDB1KT - Rod Bearing Replacement Kit - Includes everything needed for a rod bearing service - Assembled By ECS - BMW

Includes everything needed for a rod bearing service 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#:
4623821
Mfg#:
N55RDB1KT
In Stock
ON SALE!
$530.46

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

$523.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

2 Pin Connector

ES#4772590 - 12521427615 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772590
Mfg#:
12521427615
Ships on Jul 27, 2026
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ON SALE! SAVE 25%
$7.99

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT N5X/S55/N2X Triple Billet Cap Kit - Clear

ES#4464236 - TRIPLECAPCLR1 - VTT N5X/S55/N2X Triple Billet Cap Kit - Clear - Get rid of the plastic caps and add some color to your engine bay! - Vargas Turbo Technologies - BMW

Get rid of the plastic caps and add some color to your engine bay! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4464236
Mfg#:
TRIPLECAPCLR1
Ships in 10 Business Days
$249.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Conical Valve Spring - Set Of 24

ES#4716138 - SPR-FE20BE-2-24 - Performance Conical Valve Spring - Set Of 24 - High performance valve springs. 84lb@ 37mm, 157lb @ 10mm - Supertech - BMW

High performance valve springs. 84lb@ 37mm, 157lb @ 10mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4716138
Mfg#:
SPR-FE20BE-2-24
Ships in 8 Business Days
$494.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Assembly Lube - 16 oz

ES#2848007 - 80313 - Assembly Lube - 16 oz - Build your engine the right way! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Build your engine the right way! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2848007
Mfg#:
80313
In Stock
$32.99 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

ISA Screw With Washer

ES#16141 - 07129905537 - ISA Screw With Washer - M6X30 - Genuine BMW - BMW

M6X30 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
16141
Mfg#:
07129905537
In Stock
$4.99

This product was last offered at the strikethrough price on
03-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Conical Valve Spring - Set Of 24

ES#4716139 - SPR-FE20BE-24 - Performance Conical Valve Spring - Set Of 24 - 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#:
4716139
Mfg#:
SPR-FE20BE-24
Ships in 8 Business Days
$471.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ASA Bolt - Priced Each

ES#23647 - 11417549370 - ASA Bolt - Priced Each - M6x16 - Genuine BMW - BMW

M6x16 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23647
Mfg#:
11417549370
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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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