Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E90 Performance Parts & Upgrades

Sort By
Filter By
Return to Top

N54 Performance Radiator Kit - Manual Transmission

ES#4730418 - 17117558480EKT - N54 Performance Radiator Kit - Manual Transmission - Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. - Assembled By ECS - BMW

Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. 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#:
4730418
Mfg#:
17117558480EKT
Ships on Jul 20, 2026
ON SALE!
$1048.99

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

$1045.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New TTE550 N55 Turbocharger Upgrade

ES#4630190 - TE10074 - New TTE550 N55 Turbocharger Upgrade - One of the best turbo upgrades available for the N55 engine! - The Turbo Engineers - BMW

One of the best turbo upgrades available for the N55 engine! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4630190
Mfg#:
TE10074
Ships on Jul 2, 2026
Starting at $4148.99 USD
Customize
This product is lifetime replacement eligible Lifetime Replacement

9" Twin Disc Clutch and Flywheel Kit - Solid Organic Discs

ES#4689925 - XKBM23599-2G - 9" Twin Disc Clutch and Flywheel Kit - Solid Organic Discs - Designed specifically for high horsepower, street driven vehicles, the 9" twin disc organic is the ultimate street clutch. Rated for 890 ft-lb! - XClutch - BMW

Designed specifically for high horsepower, street driven vehicles, the 9" twin disc organic is the ultimate street clutch. Rated for 890 ft-lb! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
XClutch - Corporate Logo
ES#:
4689925
Mfg#:
XKBM23599-2G
Ships in 8 Business Days
$2069.99 USD
Free Shipping

N54 Aluminum Oil Catch Can

ES#3984929 - 205420 - N54 Aluminum Oil Catch Can - Keep your N54 clean and be more efficient - VRSF - BMW

Keep your N54 clean and be more efficient 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#:
3984929
Mfg#:
205420
In Stock
$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - Half set

ES#2836723 - 001467ecs04kt - Wheel Stud Conversion Kit - Half set - Make wheel changes faster and easier, enough to convert one axle - ECS - BMW

Make wheel changes faster and easier, enough to convert one axle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Ideal for vehicles with up to 10mm wheel spacers or those without spacers

Brand:
ECS - Corporate Logo
ES#:
2836723
Mfg#:
001467ECS04KT
In Stock
ON SALE!
$100.99

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

$95.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SPEC Stage 1 Performance Clutch Kit (for SPEC single-mass flywheel)

ES#3091142 - SB531-2 - SPEC Stage 1 Performance Clutch Kit (for SPEC single-mass flywheel) - Max torque capacity of 430ft lbs. *Requires Spec Flywheel* - Spec Clutches - BMW

Max torque capacity of 430ft lbs. *Requires Spec Flywheel* affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Use with a SPEC Single Mass Flywheel - Not designed for use with a OE Style Dual Mass Flywheel

Brand:
Spec Clutches - Corporate Logo
ES#:
3091142
Mfg#:
SB531-2
In Stock at Vendor
10% off MSRP

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

$759.00

This product was last offered at the strikethrough price on
06-16-2026

$683.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

GC Lite Cast Turbochargers with Chargepipe and Aluminum Outlets - E9X 335

The Game Changer Lite - designed from the ground up with all new parts - supports up to 650 HP at the wheels! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3438091
Mfg#:
VTT-GCLITE-1
Ships in 10 Business Days
$4092.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vargas Ignition Coil Kit - Blue

ES#4465587 - VTT-COIL-N5X-BLU - Vargas Ignition Coil Kit - Blue - Trustworthy Ignition Coils now available from Vargas! - Vargas Turbo Technologies - BMW

Trustworthy Ignition Coils now available from Vargas! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4465587
Mfg#:
VTT-COIL-N5X-BLU
In Stock
$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

17" APEX ARC-8 Square Wheel Set - Race Silver

ES#4810113 - arc817930rsKT - 17" APEX ARC-8 Square Wheel Set - Race Silver - Lightweight, strong, great brake clearances. 17x9" ET30. - APEX Wheels - BMW

Lightweight, strong, great brake clearances. 17x9" ET30. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
APEX Wheels - Corporate Logo
ES#:
4810113
Mfg#:
ARC817930RSKT
Ships in 2 Business Days
$1356.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 17.5mm

ES#205207 - ECS#256KTWB - Wheel Spacer & Bolt Kit - 17.5mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW - ECS - BMW

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
205207
Mfg#:
ECS#256KTWB
In Stock
ON SALE! SAVE 15%
$207.93

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

$176.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54 Pure Stage 2 "Hi-Flow" Turbo Upgrade

ES#3660785 - PURE-N54-0004KT - N54 Pure Stage 2 "Hi-Flow" Turbo Upgrade - Capable of 600-700 WHP with supporting modifications - Includes a $300 core charge - Pure Turbos - BMW

Capable of 600-700 WHP with supporting modifications - Includes a $300 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
These will not work with OEM stock inlets - Aftermarket 2" inlet kit is required

Brand:
Pure Turbos - Corporate Logo
ES#:
3660785
Mfg#:
PURE-N54-0004KT
Ships on Jul 22, 2026
Auto Notify
$4042.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front V5 Drilled & Slotted Brake Rotors - Set (348x30)

ES#4669126 - 34116855000-XS - Front V5 Drilled & Slotted Brake Rotors - Set (348x30) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - BMW

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4669126
Mfg#:
34116855000-XS
In Stock
ON SALE!
$461.99

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

$448.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Performance Ignition Service Kit

ES#4067002 - E9XUPIGSVKT3 - Ultimate Performance Ignition Service Kit - Includes coils, Brisk 1 stage colder plugs, and dielectric grease. - Assembled By ECS - BMW

Includes coils, Brisk 1 stage colder plugs, and dielectric grease. 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#:
4067002
Mfg#:
E9XUPIGSVKT3
In Stock
ON SALE! SAVE 10%
$278.99

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

$251.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 Charge Pipe And BOV Kit & OEM+ Upgraded Front Mount Intercooler

ES#4876653 - 054380LA01EBKT - N54 Charge Pipe And BOV Kit & OEM+ Upgraded Front Mount Intercooler - Boost power and lower intercooler outlet temperatures with upgraded charge pipe and BOV kit. Upgraded flow, sound, and reliability. - Enthusiast Bundles - BMW

Boost power and lower intercooler outlet temperatures with upgraded charge pipe and BOV kit. Upgraded flow, sound, and reliability. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876653
Mfg#:
054380LA01EBKT
Ships in 5 Business Days
ON SALE! SAVE 20%
$1000.98

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

$799.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

KW Coilover Kit V3

ES#2619656 - 35220083 - KW Coilover Kit V3 - The ultimate in coilover technology featuring double adjustable dampening - KW Suspension - BMW

The ultimate in coilover technology featuring double adjustable dampening affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles With EDC - Includes EDC Cancellation

Brand:
KW Suspension - Corporate Logo
ES#:
2619656
Mfg#:
35220083
Ships in 2 Business Days
$3994.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

Let us help you find the parts that fit your BMW

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