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 Performance Engine Parts

Sort By
Filter By
Return to Top

F2X/F3X N55 N47 Heavy Duty Aluminum Expansion Tank Kit

ES#5376197 - 053504LA02 - F2X/F3X N55 N47 Heavy Duty Aluminum Expansion Tank Kit - The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. - Turner Motorsport - BMW

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
5376197
Mfg#:
053504LA02
In Stock
$469.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MAD 7" Stepped Core Race Intercooler - F Chassis N20/N26/N55

ES#4389503 - MAD-011 - MAD 7" Stepped Core Race Intercooler - F Chassis N20/N26/N55 - Best Value Intercooler Upgrade! - MAD - BMW

Best Value Intercooler Upgrade!

Brand:
MAD - Corporate Logo
ES#:
4389503
Mfg#:
MAD-011
In Stock
$522.99

This product was last offered at the strikethrough price on
04-14-2026

$469.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Camshaft set 268/257 10.45mm/10.15mm

ES#3672136 - 1301108 - Performance Camshaft set 268/257 10.45mm/10.15mm - The next step up from sport camshafts, with a more aggressive grind. - Cat Cams - BMW

The next step up from sport camshafts, with a more aggressive grind.

Brand:
Cat Cams - Corporate Logo
ES#:
3672136
Mfg#:
1301108
Special Order: No Guaranteed ETA
$1406.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Camshaft set 275/268 11.15mm/10.45mm

ES#3672137 - 1301109 - Performance Camshaft set 275/268 11.15mm/10.45mm - The next step up from sport camshafts, with a more aggressive grind. - Cat Cams - BMW

The next step up from sport camshafts, with a more aggressive grind.

Brand:
Cat Cams - Corporate Logo
ES#:
3672137
Mfg#:
1301109
Special Order: No Guaranteed ETA
$1406.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Cooling System Upgrade

ES#5507087 - E46NMPCKT - Performance Cooling System Upgrade - Upgrade your BMW's cooling to extend track days and keep your engine healthy - Assembled By ECS - BMW

Upgrade your BMW's cooling to extend track days and keep your engine healthy 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with a Manual Transmission and production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
5507087
Mfg#:
E46NMPCKT
Ships on Oct 16, 2026
ON SALE!
$1432.99

This product was last offered at the strikethrough price on
09-01-2026

$1400.17 USD
This product is lifetime replacement eligible Partial Replacement

Kelford Camshaft Set - S58

Unleash Your S58's Power with Kelford Cams

Brand:
Kelford Cams - Corporate Logo
ES#:
4753443
Mfg#:
KEL-358-S58
Ships in 3 Business Days
Starting at $1399.99 USD
Customize

High Performance Fuel Pump - Stage 4.5

ES#4707662 - 601-0199 - High Performance Fuel Pump - Stage 4.5 - Increased fueling for bigger power - supports OVER 1000whp! - Precision Raceworks - BMW

Increased fueling for bigger power - supports OVER 1000whp!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4707662
Mfg#:
601-0199
Ships in 9 Business Days
$1399.99 USD
Free Shipping
on orders $49 and up

B58TU Performance Charge Pipe - Red

ES#4810274 - MMICP-SUP-20RD - B58TU Performance Charge Pipe - Red - This 3" aluminum charge pipe out-flows the factory charge pipe by 42%! - Mishimoto - BMW

This 3" aluminum charge pipe out-flows the factory charge pipe by 42%!

Brand:
Mishimoto - Corporate Logo
ES#:
4810274
Mfg#:
MMICP-SUP-20RD
Ships in 8 Business Days
$369.99

This product was last offered at the strikethrough price on
08-13-2026

$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Weistec BMW S85 W.2 ECU Tune

ES#4732894 - 05-585-00226-3KT - Weistec BMW S85 W.2 ECU Tune - Increase of +50 Horsepower, and +26 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts! - Weistec - BMW

Increase of +50 Horsepower, and +26 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!

Brand:
Weistec - Corporate Logo
ES#:
4732894
Mfg#:
05-585-00226-3KT
In Stock at Vendor
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spool Performance B58 High-Pressure Fuel-pump

ES#4340441 - SP-FX-150-B58 - Spool Performance B58 High-Pressure Fuel-pump - Get more out of your B58 Engine! - Spool Performance - BMW

Get more out of your B58 Engine!

Brand:
Spool Performance - Corporate Logo
ES#:
4340441
Mfg#:
SP-FX-150-B58
Special Order: No Guaranteed ETA
$1399.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CP Forged Piston Set BMW M20 B27

ES#4759314 - CP-FPS-M20-B275 - CP Forged Piston Set BMW M20 B27 - 84.5mm Bore, 8.5:1 Compression Ratio - 5150 Autosport - BMW

84.5mm Bore, 8.5:1 Compression Ratio

Brand:
5150 Autosport - Corporate Logo
ES#:
4759314
Mfg#:
CP-FPS-M20-B275
Ships in 3 Business Days
$1396.99 USD
Free Shipping
on orders $49 and up

Cat Back Exhaust

ES#2102408 - 16748 - Cat Back Exhaust - 2.5" stainless steel with dual 3" polished stainless tips - Magnaflow - BMW

2.5" stainless steel with dual 3" polished stainless tips

Brand:
Magnaflow - Corporate Logo
ES#:
2102408
Mfg#:
16748
Ships in 1 Business Day
$1396.00 USD
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.

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