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 135i Performance Engine & Drivetrain Parts

Sort By
Filter By
Return to Top

Exhaust Valve Set - Sodium Filled - Std Size

ES#4716076 - bmevi-1054s-hsKT - Exhaust Valve Set - Sodium Filled - Std Size - Inconel-Nimonic / Sodium Filled, Std 28mm, set of 12. - Supertech - BMW

Inconel-Nimonic / Sodium Filled, Std 28mm, set of 12.

Brand:
Supertech - Corporate Logo
ES#:
4716076
Mfg#:
BMEVI-1054S-HSKT
Ships on Oct 16, 2026
$660.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54B30 32cc Platinum Series Dish Extreme Duty Piston Set - 84.5mm Bore

ES#4685591 - 646005CE-6 - N54B30 32cc Platinum Series Dish Extreme Duty Piston Set - 84.5mm Bore - Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance! Stock 10.2:1 Compression Ratio - MANLEY - BMW

Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance! Stock 10.2:1 Compression Ratio .50mm Oversize

Brand:
MANLEY - Corporate Logo
ES#:
4685591
Mfg#:
646005CE-6
Back Ordered
8% off MSRP

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

$1423.99

This product was last offered at the strikethrough price on
09-17-2026

$1309.99 USD
Free Shipping
on orders $49 and up

N54B30 32cc Platinum Series Dish Extreme Duty Piston Set

ES#4685589 - 646000CE-6 - N54B30 32cc Platinum Series Dish Extreme Duty Piston Set - Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance! Stock 10.2:1 Compression Ratio - MANLEY - BMW

Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance! Stock 10.2:1 Compression Ratio Std. Size

Brand:
MANLEY - Corporate Logo
ES#:
4685589
Mfg#:
646000CE-6
Back Ordered
8% off MSRP

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

$1423.99

This product was last offered at the strikethrough price on
09-17-2026

$1309.99 USD
Free Shipping

N55/S55 37cc Platinum Series Dish Extreme Duty Piston Set

ES#4685604 - 647000CE-6 - N55/S55 37cc Platinum Series Dish Extreme Duty Piston Set - Upgrade to Manley's Platinum Extreme Duty Pistons for increased performance! Stock 10.2:1 Compression Ratio - MANLEY - BMW

Upgrade to Manley's Platinum Extreme Duty Pistons for increased performance! Stock 10.2:1 Compression Ratio Std. Size

Brand:
MANLEY - Corporate Logo
ES#:
4685604
Mfg#:
647000CE-6
Back Ordered
8% off MSRP

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

$1423.99

This product was last offered at the strikethrough price on
09-17-2026

$1309.99 USD
Free Shipping
on orders $49 and up

Magnum FORCE Pro 5R Stage 2 Air Intake System

ES#3061714 - 54-76306 - Magnum FORCE Pro 5R Stage 2 Air Intake System - Excellent sound & power - the ultimate performance intake! +16hp & +30lb/ft! - AFE - BMW

Excellent sound & power - the ultimate performance intake! +16hp & +30lb/ft!

Brand:
AFE - Corporate Logo
ES#:
3061714
Mfg#:
54-76306
Ships in 4 Business Days
20% off MSRP

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

$543.99

This product was last offered at the strikethrough price on
09-17-2026

$435.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

South Bend Clutch Stage 3 Drag Clutch Kit

ES#4660616 - K70526-02-SS-DXD - South Bend Clutch Stage 3 Drag Clutch Kit - South Bend Clutch Stage 3 Drag Clutch Kit 660 ft-lbs! - South Bend Clutch - BMW

South Bend Clutch Stage 3 Drag Clutch Kit 660 ft-lbs! For Vehicles with production date from 2007

Brand:
South Bend Clutch - Corporate Logo
ES#:
4660616
Mfg#:
K70526-02-SS-DXD
Ships in 2 Business Days
$1302.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

135i Hot Side Intake Duct

ES#4766279 - 025947TMS06KT - 135i Hot Side Intake Duct - Directs air to the passenger side of the vehicle - Turner Motorsport - BMW

Directs air to the passenger side of the vehicle 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4766279
Mfg#:
025947TMS06KT
In Stock
ON SALE! SAVE 15%
$218.99

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

$186.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Low-Pressure Bucketless Fuel Pump - Stage 2.5 V2

ES#4364609 - 601-0062 - Low-Pressure Bucketless Fuel Pump - Stage 2.5 V2 - Increased fueling for bigger power - supports up to 650whp! Modular design for future upgrades! - Precision Raceworks - BMW

Increased fueling for bigger power - supports up to 650whp! Modular design for future upgrades!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4364609
Mfg#:
601-0062
In Stock
$424.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Fuel Pump - 255 LPH

ES#2189784 - PMPWINLINE - High Flow Fuel Pump - 255 LPH - Great for when more fuel is needed in a custom fueling application - Walbro - Audi BMW Volkswagen

Great for when more fuel is needed in a custom fueling application

Brand:
Walbro - Corporate Logo
ES#:
2189784
Mfg#:
PMPWINLINE
In Stock at Vendor
$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Low Temp Oil Thermostat Kit - 70c

ES#4817856 - n54n55ltKT - N54/N55 Low Temp Oil Thermostat Kit - 70c - New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. - Assembled By ECS - BMW

New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817856
Mfg#:
N54N55LTKT
Back Ordered
ON SALE! SAVE 18%
$152.99

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

$125.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 N55 Turbo Upgrade

ES#3161694 - N55-STG1-PWG-NEW - Stage 1 N55 Turbo Upgrade - Upgraded internals in a new stock housing! Supports up to 425 horsepower at the wheels! - Vargas Turbo Technologies - BMW

Upgraded internals in a new stock housing! Supports up to 425 horsepower at the wheels! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3161694
Mfg#:
N55-STG1-PWG-NEW
Ships on Oct 5, 2026
$1254.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Performance Lightweight Flywheel - N55

ES#4135385 - 026647TMS09 - Turner Motorsport Performance Lightweight Flywheel - N55 - Improve throttle response, acceleration and clutch feel - More than 10 lbs of weight savings over OE! - Turner Motorsport - BMW

Improve throttle response, acceleration and clutch feel - More than 10 lbs of weight savings over OE! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4135385
Mfg#:
026647TMS09
Ships on Nov 9, 2026
ON SALE!
Starting at $624.74 USD
Customize
Free Shipping
on orders $49 and up
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.

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