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BMW E66 745Li N62 4.4L

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BMW E66 745Li N62 4.4L Performance Engine Parts

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ECS Catch Can O-ring

ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4" Universal Exhaust Tip w/ Chrome Finish - Priced Each

ES#4265689 - 025823TMS05-01 - 4" Universal Exhaust Tip w/ Chrome Finish - Priced Each - Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip 10X Entries For Our 25th Anniversary Sweepstakes!
Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265689
Mfg#:
025823TMS05-01
In Stock
ON SALE! SAVE 30%
$85.99

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

$59.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance 7 Gallon Reservoir

ES#2826214 - 40016 - Snow Performance 7 Gallon Reservoir - incl. brackets/check valve/tubing - SnowPerformance - Audi BMW Volkswagen MINI

incl. brackets/check valve/tubing

Brand:
SnowPerformance - Corporate Logo
ES#:
2826214
Mfg#:
40016
In Stock at Vendor
$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FSB WMI Controller - V3 For Charge Pipe Injection (CPI)

ES#3514866 - FSB-CPI - FSB WMI Controller - V3 For Charge Pipe Injection (CPI) - Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! - Burger Motorsports - Audi BMW Volkswagen MINI

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! For use in setups where charge pipe injection is being utilized.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514866
Mfg#:
FSB-CPI
Ships on Aug 4, 2026
$150.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.75 Inlet - 3.0 OD - Stepped Left - Brushed Stainless

ES#4146848 - 026732TMS06-07 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.75 Inlet - 3.0 OD - Stepped Left - Brushed Stainless - Left - Brushed Stainless Slash Cut Exhaust Tip - 2.75 Inlet - 3.0 OD - Turner Motorsport - BMW MINI

Left - Brushed Stainless Slash Cut Exhaust Tip - 2.75 Inlet - 3.0 OD 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146848
Mfg#:
026732TMS06-07
In Stock
ON SALE! SAVE 39%
$121.99

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

$74.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Injection Hose - 20'

ES#4715254 - BMS-WMI-IL - Water/Methanol Injection Hose - 20' - Replacement WMI Water Injection Hose - Burger Motorsports - Audi BMW Volkswagen MINI

Replacement WMI Water Injection Hose

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715254
Mfg#:
BMS-WMI-IL
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance Tee Adapter Fitting

ES#4376612 - SN0-82040R - Snow Performance Tee Adapter Fitting - 1/4" tee fitting for water/methanol lines - SnowPerformance - Audi BMW Volkswagen MINI Porsche

1/4" tee fitting for water/methanol lines

Brand:
SnowPerformance - Corporate Logo
ES#:
4376612
Mfg#:
SN0-82040R
In Stock at Vendor
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hobb's Switch

ES#3520735 - ACC-HOBBS - Hobb's Switch - 15 PSI - Fuel-It! - Audi BMW Volkswagen MINI Porsche

15 PSI

Brand:
Fuel-It! - Corporate Logo
ES#:
3520735
Mfg#:
ACC-HOBBS
Ships on Aug 4, 2026
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Port Injection Plugs

ES#4690214 - PRINJPLGS - Port Injection Plugs - Use these in replacement of any standard short body EV14 style injector. - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Use these in replacement of any standard short body EV14 style injector.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690214
Mfg#:
PRINJPLGS
Ships in 9 Business Days
Starting at $9.99 USD
Customize
Free Shipping
on orders $49 and up

Water/Methanol Nozzle - 2.5GPH

ES#4476204 - SN0-N0250 - Water/Methanol Nozzle - 2.5GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle

Brand:
SnowPerformance - Corporate Logo
ES#:
4476204
Mfg#:
SN0-N0250
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Switch

ES#2826277 - 81014 - Boost Switch - Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application. - SnowPerformance - Audi BMW Volkswagen MINI Porsche

Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application.

Brand:
SnowPerformance - Corporate Logo
ES#:
2826277
Mfg#:
81014
In Stock at Vendor
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 105C

ES#3559938 - 11537586885-105C - Thermostat - 105C - Includes housing and sealing o-ring - Hamburg Tech - BMW

Includes housing and sealing o-ring We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3559938
Mfg#:
11537586885-105C
Ships in 2 Business Days
$63.99 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.

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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