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BMW E90 335xi N55 3.0L Performance Parts & Upgrades

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ReFlex Lite: Advanced Sequential Injector Controller - Inline-6

ES#4810441 - 910.1011 - ReFlex Lite: Advanced Sequential Injector Controller - Inline-6 - Upgrade From Your Outdated Batch-Fire Injector Controller! - Motiv Motorsports - BMW

Upgrade From Your Outdated Batch-Fire Injector Controller! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810441
Mfg#:
910.1011
In Stock
$479.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - Full Set

ES#2836728 - 001467ecs08kt - Wheel Stud Conversion Kit - Full Set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Ideal for vehicles with up to 20mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2836728
Mfg#:
001467ECS08KT
In Stock
ON SALE! SAVE 10%
$219.99

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

$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Performance Polyurethane Differential Bushing Set - 95A

ES#4043203 - 026709ECS09 - Complete Performance Polyurethane Differential Bushing Set - 95A - Engineered In-House to improve power delivery and handling, with a superior lifespan over soft OE rubber bushings - ECS - BMW

Engineered In-House to improve power delivery and handling, with a superior lifespan over soft OE rubber bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4043203
Mfg#:
026709ECS09
In Stock
ON SALE! SAVE 15%
$183.99

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

$156.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motiv ReFlex 0-10 Bar Pressure Sensor

ES#4783203 - 101-0216 - Motiv ReFlex 0-10 Bar Pressure Sensor - Add in a 0-10 Bar Pressure Sensor For Your Motiv ReFlex! - Motiv Motorsports - BMW

Add in a 0-10 Bar Pressure Sensor For Your Motiv ReFlex! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4783203
Mfg#:
101-0216
In Stock
$105.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CSL Style Complete Carbon Fiber Trunk Lid - E90 LCI

ES#2848943 - 008007ecs16a - CSL Style Complete Carbon Fiber Trunk Lid - E90 LCI - Get the legendary CSL look plus the benefits of lightweight carbon fiber. Reuses your factory trunk handle. - ECS - BMW

Get the legendary CSL look plus the benefits of lightweight carbon fiber. Reuses your factory trunk handle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles post LCI starting year 09/2008
For vehicles with a production date from 09/2008

Brand:
ECS - Corporate Logo
ES#:
2848943
Mfg#:
008007ECS16A
In Stock
ON SALE! SAVE 10%
$1081.99

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

$973.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - Full Set

ES#2836721 - 001467ecs03KT - Wheel Stud Conversion Kit - Full Set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Ideal for vehicles with up to 10mm wheel spacers or those without spacers

Brand:
ECS - Corporate Logo
ES#:
2836721
Mfg#:
001467ECS03KT
In Stock
ON SALE! SAVE 10%
$194.99

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

$175.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Fuel Pump Control Module - Noctua Fan - EKPM3

ES#4782782 - EKP-HW05-E-NF - Upgraded Fuel Pump Control Module - Noctua Fan - EKPM3 - Upgrade Your Old EKP to Keep Up With Your Fueling Needs! - Arc Terminator - BMW

Upgrade Your Old EKP to Keep Up With Your Fueling Needs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires Coding

Brand:
Arc Terminator - Corporate Logo
ES#:
4782782
Mfg#:
EKP-HW05-E-NF
Back Ordered
Auto Notify
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement N55 Performance Filter, No Hardware - Blue (BMS111)

ES#4375527 - Replacement-N55F - Replacement N55 Performance Filter, No Hardware - Blue (BMS111) - Replacement performance filter for the popular N55 BMW Intakes - Burger Motorsports - BMW

Replacement performance filter for the popular N55 BMW Intakes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4375527
Mfg#:
REPLACEMENT-N55F
In Stock
$70.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 Upper Charge Pipe - Powdercoated Black

ES#4428281 - 090754ECS09 - N55 Upper Charge Pipe - Powdercoated Black - Replaces your stock plastic charge pipe for improved flow, horsepower, reliability! - ECS - BMW

Replaces your stock plastic charge pipe for improved flow, horsepower, reliability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4428281
Mfg#:
090754ECS09
Ships on Aug 6, 2026
Auto Notify
ON SALE! SAVE 20%
$277.99

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

$222.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Adjustable Coilover System - E9X (xDrive) - With Installation Kit

ES#5396580 - 029310ECSKT - ECS Performance Adjustable Coilover System - E9X (xDrive) - With Installation Kit - Improve the comfort, performance, and style of your E9X! Includes all hardware needed for installation. - ECS - BMW

Improve the comfort, performance, and style of your E9X! Includes all hardware needed for installation. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5396580
Mfg#:
029310ECSKT
In Stock
ON SALE! SAVE 10%
$1407.99

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

$1267.72 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Trailing arm Set

ES#2777155 - 001258ECS01 - Performance Rear Trailing arm Set - Stronger. Lighter. Better looking. Designed to withstand the abuse of the road. - ECS - BMW

Stronger. Lighter. Better looking. Designed to withstand the abuse of the road. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2777155
Mfg#:
001258ECS01
In Stock
ON SALE! SAVE 25%
$397.99

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

$298.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Heavy Duty Aluminum Expansion Tank Kit

ES#4817875 - 050610LA02 - N55 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
ECS Tuning recommends this product.

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4817875
Mfg#:
050610LA02
Ships on Jul 27, 2026
Auto Notify
ON SALE! SAVE 25%
$457.99

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

$343.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Intake System - Red Filter

ES#4830804 - BMS-N55-INT-RED - Performance Intake System - Red Filter - Add power and improve throttle response with this top of the line performance intake system! - Burger Motorsports - BMW

Add power and improve throttle response with this top of the line performance intake system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4830804
Mfg#:
BMS-N55-INT-RED
In Stock
$219.00 USD
Free Shipping

N54/N55 BMW Automatic Transmission Cooler - 335

ES#4368587 - N54N55TransCool - N54/N55 BMW Automatic Transmission Cooler - 335 - Keep your automatic transmission temperatures under control - Burger Motorsports - BMW

Keep your automatic transmission temperatures under control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4368587
Mfg#:
N54N55TRANSCOOL
In Stock
$444.99

This product was last offered at the strikethrough price on
06-16-2026

$399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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