Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E84 X1 xDrive35i N55 3.0L

BMW E84 X1 xDrive35i N55 3.0L Performance Engine & Drivetrain Parts

Sort By
Filter By
Return to Top
ES#4690392 - 97506IGNTKT - N54 N55 Performance Ignition Service Kit - NGK Colder Stepped Plugs - Everything needed for a performance ignition service including colder stepped spark plugs, dielectric grease and Turner ignition coils! Included plugs are one Step colder for N55, Two step colder for N54. - Turner Motorsport - BMW
ECS Tuning recommends this product.

Everything needed for a performance ignition service including colder stepped spark plugs, dielectric grease and Turner ignition coils! Included plugs are one Step colder for N55, Two step colder for N54. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4690392
Mfg#:
97506IGNTKT
In Stock
ON SALE!
$303.99

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

$292.57 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3639410 - 97506KT - NGK Performance Iridium Spark Plug Set  - Gappable One step colder plug set for your high performance N55. 2 Steps Colder for N54 - NGK - BMW

Gappable One step colder plug set for your high performance N55. 2 Steps Colder for N54 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
3639410
Mfg#:
97506KT
In Stock
$109.99

This product was last offered at the strikethrough price on
03-25-2026

$105.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4364605 - 601-0176 - Bucketed Low-Pressure Fuel Pump Kit - Stage 2 (non-modular) - Increased fueling for bigger power - supports up to 575whp! - Precision Raceworks - BMW

Increased fueling for bigger power - supports up to 575whp! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4364605
Mfg#:
601-0176
In Stock
$419.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4658281 - N55Pure500PWG - N55 PURE500 Turbo Upgrade - PWG - Capable of supporting 450+ WHP with supporting modifications! - Pure Turbos - BMW

Capable of supporting 450+ WHP with supporting modifications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
PWG models only

Brand:
Pure Turbos - Corporate Logo
ES#:
4658281
Mfg#:
N55PURE500PWG
In Stock
$1136.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3690037 - E9XuPIGSVKT - Ultimate Performance Ignition Service Kit - Everything you need to service your ignition system including NGK colder spark plugs and Bav Auto ignition coils - Assembled By ECS - BMW
ECS Tuning recommends this product.

Everything you need to service your ignition system including NGK colder spark plugs and Bav Auto ignition coils 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#:
3690037
Mfg#:
E9XUPIGSVKT
In Stock
ON SALE! SAVE 14%
$285.99

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

$246.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3638856 - 6B1584H-STD - N52/N54/N55/S55 High Performance Rod Bearing Set - Standard - Includes upper and lower bearing shells for a complete rod bearing replacement. - ACL - BMW

Includes upper and lower bearing shells for a complete rod bearing replacement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
3638856
Mfg#:
6B1584H-STD
In Stock
$193.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4674312 - 049453LA01-02 - N52/N54/N55/S55 Crank Seal Guard  - You can't put a price on piece of mind. A simple bolt on solution to keep your engine safe from catastrophic failure. - Turner Motorsport - BMW

You can't put a price on piece of mind. A simple bolt on solution to keep your engine safe from catastrophic failure. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4674312
Mfg#:
049453LA01-02
In Stock
ON SALE! SAVE 25%
$129.99

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

$97.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3984924 - 10903070 - VRSF Performance HD Intercooler Upgrade Kit - 5 - Allow for more HP gains and Eliminate heat soak - VRSF - BMW

Allow for more HP gains and Eliminate heat soak affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VRSF - Corporate Logo
ES#:
3984924
Mfg#:
10903070
In Stock
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2855201 - SN0210 - Stage 2.5 Boost-Controlled Water/Meth Injection Kit - Features a gauge pod controller, which allows for the best control and visibility. 7-color OLED displays boost, percentage of flow, low level, and even faults. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Features a gauge pod controller, which allows for the best control and visibility. 7-color OLED displays boost, percentage of flow, low level, and even faults. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Gauge Pod controller, for optimum control even from the driver's seat!

Brand:
SnowPerformance - Corporate Logo
ES#:
2855201
Mfg#:
SN0210
In Stock
$583.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4872326 - b50056KT - High-Performance Ignition Coil - Set Of 6 - Modified core windings offer increased spark for a faster and more efficient burn. - Bavarian Autosport - BMW

Modified core windings offer increased spark for a faster and more efficient burn. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4872326
Mfg#:
B50056KT
In Stock
ON SALE! SAVE 20%
$179.99

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

$143.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4465078 - 601-0110 - Bucketed Performance Fuel Pump - Stage 3 - Increased fueling for bigger power - Supports up to 1000whp! - Precision Raceworks - BMW

Increased fueling for bigger power - Supports up to 1000whp! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4465078
Mfg#:
601-0110
Ships in 8 Business Days
$868.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3984922 - 10903040 - VRSF Competition HD Intercooler Upgrade - 7.5 - Allow for more HP gains and Eliminate heat soak - VRSF - BMW

Allow for more HP gains and Eliminate heat soak affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VRSF - Corporate Logo
ES#:
3984922
Mfg#:
10903040
In Stock
$429.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4782781 - EKP-HW05-E-SF - Upgraded Fuel Pump Control Module - Dual Ball Bearing Fan - EKPM3 - Upgrade Your Old EKP to Keep Up With Your Fueling Needs! - Arc Terminator - BMW

Upgrade Your Old EKP to Keep Up With Your Fueling Needs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires Coding

Brand:
Arc Terminator - Corporate Logo
ES#:
4782781
Mfg#:
EKP-HW05-E-SF
In Stock
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4423399 - CH-4PIN - S55/N55 4 PIN One-Piece CRANK HUB - The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel. - Insane Performance - BMW

The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Insane Performance - Corporate Logo
ES#:
4423399
Mfg#:
CH-4PIN
In Stock
$1099.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3603611 - BMS-N55-INT - Performance Intake System - Blue Filter - Add power and improve throttle response with this top of the line performance intake system! - Burger Motorsports - BMW

Add power and improve throttle response with this top of the line performance intake system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603611
Mfg#:
BMS-N55-INT
In Stock
$219.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings