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BMW E90 335i N55 Performance Engine Parts

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Motiv ReFlex Plug-n-Play Ethanol Sensor Harness

ES#4731941 - 101-0212 - Motiv ReFlex Plug-n-Play Ethanol Sensor Harness - For Vehicles With Motiv ReFlex Unit Currently Installed - Motiv Motorsports - BMW

For Vehicles With Motiv ReFlex Unit Currently Installed For Vehicles With Motiv ReFlex Unit Currently Installed Only

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4731941
Mfg#:
101-0212
In Stock
$49.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wagner Evo I Performance Intercooler

ES#3137918 - 200001023 - Wagner Evo I Performance Intercooler - Significantly increase your air flow rate, lower the intake air temperature, and drop your intercooler weight to 19.85lbs with this Performance intercooler! - Wagner Tuning - BMW

Significantly increase your air flow rate, lower the intake air temperature, and drop your intercooler weight to 19.85lbs with this Performance intercooler!

Brand:
Wagner Tuning - Corporate Logo
ES#:
3137918
Mfg#:
200001023
In Stock
$490.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rolled Angle Exhaust Tip - 3.0 Inlet - 3.0 OD - Stepped Left - Chrome - Turner Motorsport

ES#4419096 - 026732TMS02-13 - Rolled Angle Exhaust Tip - 3.0 Inlet - 3.0 OD - Stepped Left - Chrome - Turner Motorsport - Left - Chrome Rolled Angle Exhaust Tip - 3.0 Inlet - 3.0 OD - Turner Motorsport - BMW MINI

Left - Chrome Rolled Angle Exhaust Tip - 3.0 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#:
4419096
Mfg#:
026732TMS02-13
In Stock
ON SALE! SAVE 10%
$173.99

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

$156.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X N55 Valved Catback Exhaust & Carbon Dual Air Intake System

ES#4751574 - 003378TMSEB2KT - E9X N55 Valved Catback Exhaust & Carbon Dual Air Intake System - Lightweight performance exhaust for your N54, featuring a valved muffler and controller to change the sound with the click of a button. The Turner Motorsport carbon intake boasts 18hp and 13ft-lbs tq, and added induction noise. - Enthusiast Bundles - BMW

Lightweight performance exhaust for your N54, featuring a valved muffler and controller to change the sound with the click of a button. The Turner Motorsport carbon intake boasts 18hp and 13ft-lbs tq, and added induction noise. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751574
Mfg#:
003378TMSEB2KT
In Stock
ON SALE! SAVE 11%
$3372.48

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

$2999.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wagner EVO 2 Competition Intercooler Kit

ES#3137936 - 200001044 - Wagner EVO 2 Competition Intercooler Kit - Drastically increase your air flow rate, lower the intake air temperature, and drop your intercooler weight to 16.3lbs with this Performance intercooler! - Wagner Tuning - BMW

Drastically increase your air flow rate, lower the intake air temperature, and drop your intercooler weight to 16.3lbs with this Performance intercooler! Featuring an 85% increase in frontal surface area leading to 90% more volume for increased cooling and power!

Brand:
Wagner Tuning - Corporate Logo
ES#:
3137936
Mfg#:
200001044
In Stock
$850.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport E9X Cowl Delete Harness Mounting Bracket

ES#4315965 - 007629LA02 - Turner Motorsport E9X Cowl Delete Harness Mounting Bracket - Get rid of all your plastic in your engine bay for a cleaner look! Completely eliminates the bulky, obtrusive cabin filter housing for more room underhood - offering more room to access the engine. - Turner Motorsport - BMW

Get rid of all your plastic in your engine bay for a cleaner look! Completely eliminates the bulky, obtrusive cabin filter housing for more room underhood - offering more room to access the engine. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4315965
Mfg#:
007629LA02
In Stock
ON SALE! SAVE 25%
$143.99

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

$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Boost Cooler Stage 3 DI ProLine Water/Methanol Injection

ES#4698806 - SP10317PRO - Boost Cooler Stage 3 DI ProLine Water/Methanol Injection - Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings. - SnowPerformance - Audi BMW Volkswagen MINI

Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings.

Brand:
SnowPerformance - Corporate Logo
ES#:
4698806
Mfg#:
SP10317PRO
In Stock at Vendor
$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Competition Intercooler Kit EVO3

ES#4017602 - 200001113 - Competition Intercooler Kit EVO3 - Significantly increase your air flow rate, lower the intake air temperature, and drop your intercooler weight. - Wagner Tuning - BMW

Significantly increase your air flow rate, lower the intake air temperature, and drop your intercooler weight.

Brand:
Wagner Tuning - Corporate Logo
ES#:
4017602
Mfg#:
200001113
In Stock
$1155.99 USD
This product is lifetime replacement eligible Lifetime Replacement

N55 Performance Silicone Radiator Hose Kit - With OE Connectors

ES#5335373 - 018739LA02 - N55 Performance Silicone Radiator Hose Kit - With OE Connectors - Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! - ECS - BMW

Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5335373
Mfg#:
018739LA02
Ships on Dec 8, 2026
Auto Notify
ON SALE! SAVE 20%
$189.99

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

$151.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can - 6oz

ES#4369811 - 003779ECS05-01 - ECS Tuning Baffled Oil Catch Can - 6oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369811
Mfg#:
003779ECS05-01
In Stock
ON SALE! SAVE 46%
$233.99

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

$126.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Catch Can Kit - Carbon Fiber

ES#2500608 - MM0CCCF - Universal Catch Can Kit - Carbon Fiber - Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. - Mishimoto - Audi BMW Volkswagen MINI

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles.

Brand:
Mishimoto - Corporate Logo
ES#:
2500608
Mfg#:
MM0CCCF
In Stock
$162.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Wetter Coolant Additive - 12oz

ES#261427 - 80204 - Water Wetter Coolant Additive - 12oz - Reduces coolant temperatures by as much as 30*F - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Reduces coolant temperatures by as much as 30*F

Brand:
Redline - Corporate Logo
ES#:
261427
Mfg#:
80204
In Stock
$15.99 USD
Free Shipping
on orders $49 and up

ReFlex+ Main Injector Harness - Inline-6

ES#4810312 - 900.1008 - ReFlex+ Main Injector Harness - Inline-6 - Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines - Motiv Motorsports - BMW

Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810312
Mfg#:
900.1008
In Stock
$200.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 Turbo Outlet Charge Pipe - Wrinkly Black

ES#4066909 - 10901020E - N55 Turbo Outlet Charge Pipe - Wrinkly Black - Increase throttle response and decreases turbo lag! - VRSF - BMW

Increase throttle response and decreases turbo lag! We Price Match - Give Us A Call or Chat!

Brand:
VRSF - Corporate Logo
ES#:
4066909
Mfg#:
10901020E
Ships in 2 Business Days
$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

race-spec DCT/6speed Transmission oil cooler

ES#2992678 - 8042 - race-spec DCT/6speed Transmission oil cooler - Dual pass transmission cooling with 30% efficiency improvement versus the OEM cooler. True plug-and-play! No modifications - just better performance! - CSF - BMW

Dual pass transmission cooling with 30% efficiency improvement versus the OEM cooler. True plug-and-play! No modifications - just better performance! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
2992678
Mfg#:
8042
In Stock
$449.00 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.

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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