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

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
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E46 Performance Engine Parts

Sort By
Filter By
Return to Top

S54 Power Pack - stage 1

ES#3618647 - s54ppKT3 - S54 Power Pack - stage 1 - Improve your cars performance in a afternoon with this effective and simple upgrade kit! - Assembled By ECS - BMW

Improve your cars performance in a afternoon with this effective and simple upgrade kit! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618647
Mfg#:
S54PPKT3
Ships on Aug 11, 2026
ON SALE! SAVE 24%
$661.99

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

$500.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M54 Power Pack

ES#3618096 - e46330ppKT2 - M54 Power Pack - Improve your cars performance with a power pack that includes effective, easy to do upgrades! - Assembled By ECS - BMW

Improve your cars performance with a power pack that includes effective, easy to do upgrades! 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Valeo alternator and production date from 02/2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618096
Mfg#:
E46330PPKT2
Ships on Aug 11, 2026
ON SALE! SAVE 20%
$788.99

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

$634.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S54 Power Pack - stage 2

ES#3618773 - s54ppKT4 - S54 Power Pack - stage 2 - Improve your cars performance in a afternoon with this effective and simple upgrade kit! - Assembled By ECS - BMW

Improve your cars performance in a afternoon with this effective and simple upgrade kit! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618773
Mfg#:
S54PPKT4
Ships on Aug 11, 2026
ON SALE! SAVE 24%
$1363.99

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

$1038.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M54 Power Pack

ES#3618097 - e46330ppKT3 - M54 Power Pack - Improve your cars performance with a power pack that includes effective, easy to do upgrades! - Assembled By ECS - BMW

Improve your cars performance with a power pack that includes effective, easy to do upgrades! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3618097
Mfg#:
E46330PPKT3
Ships on Aug 11, 2026
ON SALE! SAVE 20%
$788.99

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

$634.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Union Tee - 1/4 Quick Connect

Quick connect union T-fitting for 1/4" Nylon

Brand:
SnowPerformance - Corporate Logo
ES#:
2826282
Mfg#:
82040
Special Order: No Guaranteed ETA
$23.99 USD
Free Shipping
on orders $49 and up

Engine Mount - Priced Each

Keep your engine securely mounted 10X Entries For Our 25th Anniversary Sweepstakes!
Harder durometer mount from the M3 for improved performance.

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480234
Mfg#:
11812283798
Ships on Sep 28, 2026
Auto Notify
$45.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Temperature Sensor And Gauge Kit - Green/White

ES#3173689 - oiltempgaugeKT - Oil Temperature Sensor And Gauge Kit - Green/White - The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! - Assembled By ECS - BMW

The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3173689
Mfg#:
OILTEMPGAUGEKT
Ships on Nov 30, 2026
ON SALE!
$196.99

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

$193.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Temperature Sensor And Gauge Kit - Blue/Red

ES#3173690 - oiltempgaugeBRKT - Oil Temperature Sensor And Gauge Kit - Blue/Red - The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! - Assembled By ECS - BMW

The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3173690
Mfg#:
OILTEMPGAUGEBRKT
Ships on Nov 30, 2026
ON SALE!
$196.99

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

$193.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

CP-Carrillo Forged Piston Set - M54B25 Std. Size

ES#4758876 - M54B25-CPP-84 - CP-Carrillo Forged Piston Set - M54B25 Std. Size - Upgrade to CP-Carrillo's Forged Pistons in Your M54B25 Powered BMW! - 5150 Autosport - BMW

Upgrade to CP-Carrillo's Forged Pistons in Your M54B25 Powered BMW! For Vehicles With M54B25 Engine Only

Brand:
5150 Autosport - Corporate Logo
ES#:
4758876
Mfg#:
M54B25-CPP-84
Back Ordered
Starting at $1349.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Ultimate S54 Oil Pan And Pump Upgrade Kit

ES#4707928 - 11137838130UG - Ultimate S54 Oil Pan And Pump Upgrade Kit - Get everything you need to upgrade your oil pan and pump in your M52/S52 powered BMW in one convenient package! - Assembled By ECS - BMW

Get everything you need to upgrade your oil pan and pump in your M52/S52 powered BMW in one convenient package! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4707928
Mfg#:
11137838130UG
Back Ordered
Starting at $2099.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Euro OEM CSL Intake

ES#2535881 - 11617833496KT2 - Euro OEM CSL Intake - Give your vehicle the intake it was meant to have - Genuine European BMW - BMW

Give your vehicle the intake it was meant to have For vehicles equipped with SMG transmission only

Brand:
Genuine European BMW - Corporate Logo
ES#:
2535881
Mfg#:
11617833496KT2
Back Ordered
$12548.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW S54B32 12.5:1 Single Piston 87.00 mm

ES#4840612 - 297119S - BMW S54B32 12.5:1 Single Piston 87.00 mm - The JE 12.5:1 pistons for the BMW S54B32 are engineered to elevate performance by boosting the engine's compression ratio. Specs: 12.5:1 Compression - 87.00 mm Bore 1.271 in. CH, -8.70 CC - JE Piston - BMW

The JE 12.5:1 pistons for the BMW S54B32 are engineered to elevate performance by boosting the engine's compression ratio. Specs: 12.5:1 Compression - 87.00 mm Bore – 1.271 in. CH, -8.70 CC

Brand:
JE Piston - Corporate Logo
ES#:
4840612
Mfg#:
297119S
Back Ordered
$299.99 USD
Free Shipping
on orders $49 and up
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.

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