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BMW Performance Engine Parts

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XHP Flashtool Wifi OBD Adapter

ES#4500854 - xHP-Flashtool - XHP Flashtool Wifi OBD Adapter - Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options. - xHP - BMW MINI

Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
xHP - Corporate Logo
ES#:
4500854
Mfg#:
XHP-FLASHTOOL
In Stock
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 Aluminum Coolant Expansion Tank Relocation Kit - 135i

ES#3647096 - 021942TMS14 - N54 Aluminum Coolant Expansion Tank Relocation Kit - 135i - Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay! - Turner Motorsport - BMW

Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE TMS20 IN CART FOR BEST PRICE
Compatible with factory/aftermarket cold side intakes as well as hot side intakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3647096
Mfg#:
021942TMS14
In Stock
ON SALE! SAVE 15%
$815.99

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

$693.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MMX Crank Hub Kit

ES#4429936 - MMR20-1003FK - MMX Crank Hub Kit - Install MMX's One-Piece Crank Hub as a Solution to Hub Slippage! Includes a Capture Plate for Extra Security against parts Loosening. - MMX Performance - BMW

Install MMX's One-Piece Crank Hub as a Solution to Hub Slippage! Includes a Capture Plate for Extra Security against parts Loosening. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4429936
Mfg#:
MMR20-1003FK
Ships in 2 Business Days
$849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Thermostat - 90C

ES#2807159 - 11537586885-90C - Performance Thermostat - 90C - Includes housing and sealing o-ring - Hamburg Tech - BMW

Includes housing and sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Low-temp thermostat reduces stresses on engine components and improves performance

Brand:
Hamburg Tech - Corporate Logo
ES#:
2807159
Mfg#:
11537586885-90C
In Stock
$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

328i Supercharger kit level 2

ES#3438829 - 12-002 - 328i Supercharger kit level 2 - 360HP+ - a complete power solution for your E36! - Active Autowerke - BMW

360HP+ - a complete power solution for your E36! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Active Autowerke - Corporate Logo
ES#:
3438829
Mfg#:
12-002
Ships in 10 Business Days
$11599.00

This product was last offered at the strikethrough price on
02-18-2026

$11019.00 USD
Free Shipping

Rotrex C38 Supercharger Kit - Level 2 (OBD2)

ES#3438831 - 12-004 - Rotrex C38 Supercharger Kit - Level 2 (OBD2) - 400HP+ - a complete power solution for your E36! - Active Autowerke - BMW

400HP+ - a complete power solution for your E36! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For OBD2 vehicles w/ Manual Transmission Only

Brand:
Active Autowerke - Corporate Logo
ES#:
3438831
Mfg#:
12-004
Ships in 10 Business Days
5% off MSRP

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

$11599.00

This product was last offered at the strikethrough price on
06-12-2026

$11019.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Performance Intake System

ES#4833886 - CTS-IT-347 - CTS Performance Intake System - Upgrade your intake and eliminate restrictions with this CTS performance intake system - CTS - BMW

Upgrade your intake and eliminate restrictions with this CTS performance intake system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4833886
Mfg#:
CTS-IT-347
In Stock
ON SALE! SAVE 15%
$299.99

This product was last offered at the strikethrough price on
06-08-2026

$254.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMS Pedal Tuner - Automatic Transmission

ES#3643099 - BMSPBT - BMS Pedal Tuner - Automatic Transmission - Remove the dead area from your throttle pedal. - Burger Motorsports - BMW

Remove the dead area from your throttle pedal. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3643099
Mfg#:
BMSPBT
In Stock
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Solid Rubber Engine And Trans Mount Set

ES#3176044 - 034-509-N5x - 034Motorsport Solid Rubber Engine And Trans Mount Set - Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts. - 034Motorsport - BMW

Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3176044
Mfg#:
034-509-N5X
In Stock
$330.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B58 Gen1 PURE900 Turbo Upgrade

ES#5375068 - B58G1P900 - B58 Gen1 PURE900 Turbo Upgrade - Capable of 800+ WHP with supporting modifications - New, no core charge! - Pure Turbos - BMW

Capable of 800+ WHP with supporting modifications - New, no core charge! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pure Turbos - Corporate Logo
ES#:
5375068
Mfg#:
B58G1P900
Ships on Jul 14, 2026
Auto Notify
$3626.99 USD
Free Shipping
on orders $49 and up

Supersprint Performance Exhaust System

ES#4040313 - 9817412 - Supersprint Performance Exhaust System - 100% handcrafted in Italy. Stainless steel construction. Legendary sound! - Supersprint - BMW

100% handcrafted in Italy. Stainless steel construction. Legendary sound! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles Produced Before 2012

Brand:
Supersprint - Corporate Logo
ES#:
4040313
Mfg#:
9817412
Ships on Sep 16, 2026
Starting at $3779.98 USD
Customize

ARM Charge Pipe Upgrade Kit

ES#4375670 - F30CPAWD - ARM Charge Pipe Upgrade Kit - Upgraded aluminum charge pipe for AWD N55 cars - ARM Motorsports - BMW

Upgraded aluminum charge pipe for AWD N55 cars affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARM Motorsports - Corporate Logo
ES#:
4375670
Mfg#:
F30CPAWD
In Stock
$187.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit - BMW N54

ES#4630710 - ARP-HSK-N54-14 - ARP Head Stud Kit - BMW N54 - Install these ARP Head Studs for Additional Head Clamping Force For Your High Boost N54 Applications - VAC Motorsports - BMW

Install these ARP Head Studs for Additional Head Clamping Force For Your High Boost N54 Applications affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4630710
Mfg#:
ARP-HSK-N54-14
Ships in 2 Business Days
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race-Spec Oil Cooler

ES#4147445 - 8145 - Race-Spec Oil Cooler - Keep oil temps low on or off the track! - CSF - BMW

Keep oil temps low on or off the track! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
4147445
Mfg#:
8145
In Stock
$399.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Generation 9.5 Supercharger Kit - Level 1

ES#3438849 - 12-023 - Generation 9.5 Supercharger Kit - Level 1 - 525HP/335TQ - a complete power solution for your M3! - Active Autowerke - BMW

525HP/335TQ - a complete power solution for your M3! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 6 speed manual transmission
For vehicles with 6 speed transmissions

Brand:
Active Autowerke - Corporate Logo
ES#:
3438849
Mfg#:
12-023
Ships in 10 Business Days
5% off MSRP

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

$11249.00

This product was last offered at the strikethrough price on
06-12-2026

$10686.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Dual Cone Intake - Blue

ES#3603606 - BMS-N54-DCI-B - Performance Dual Cone Intake - Blue - Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow! - Burger Motorsports - BMW

Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603606
Mfg#:
BMS-N54-DCI-B
EO#:
D-744-2
In Stock
$109.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

Other BMW Performance Engine Parts

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.

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