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BMW 335i Performance Parts & Upgrades

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

ES#5396578 - 029309ECSKT - ECS Performance Adjustable Coilover System - E9X (RWD) - 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#:
5396578
Mfg#:
029309ECSKT
In Stock
ON SALE! SAVE 11%
$1367.99

This product was last offered at the strikethrough price on
04-02-2026

$1222.92 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SPEC Billet Aluminum Single Mass Flywheel

ES#3091152 - SB53A-2 - SPEC Billet Aluminum Single Mass Flywheel - Weight - 14lbs - Spec Clutches - BMW

Weight - 14lbs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Will only work with Spec Clutches

Brand:
Spec Clutches - Corporate Logo
ES#:
3091152
Mfg#:
SB53A-2
In Stock
$579.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 20mm

ES#205208 - ECS#257KTWB - Wheel Spacer & Bolt Kit - 20mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW - ECS - BMW

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
205208
Mfg#:
ECS#257KTWB
In Stock
ON SALE! SAVE 30%
$179.99

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

$125.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Performance Ignition Kit - N55 Aftermarket Intake Manifold - Blue Coils

ES#4759146 - 601-0149-1 - High Performance Ignition Kit - N55 Aftermarket Intake Manifold - Blue Coils - The ultimate BMW ignition coil upgrade! Designed to work with the Black Market Parts intake manifold. - Precision Raceworks - BMW

The ultimate BMW ignition coil upgrade! Designed to work with the Black Market Parts intake manifold. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4759146
Mfg#:
601-0149-1
Ships on Jun 23, 2026
$479.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B16 PSS10 Coilover System - Standard Version

ES#2984107 - 48-207287 - B16 PSS10 Coilover System - Standard Version - Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - BMW

Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bilstein - Corporate Logo
ES#:
2984107
Mfg#:
48-207287
In Stock
31% off MSRP

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

$3467.00

This product was last offered at the strikethrough price on
06-04-2026

$2399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Multi-Port Injection Kit - 750cc

ES#4364612 - 601-0015 - N54/N55 Multi-Port Injection Kit - 750cc - The ultimate supplementary fueling kit for the N54 and N55 engines! - Precision Raceworks - BMW

The ultimate supplementary fueling kit for the N54 and N55 engines! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4364612
Mfg#:
601-0015
In Stock
$699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Low-Pressure Bucketless Fuel Pump - Stage 2

ES#4364608 - 601-0017 - Low-Pressure Bucketless Fuel Pump - Stage 2 - Increased fueling for bigger power - supports up to 600whp! Modular design for future upgrades! - Precision Raceworks - BMW

Increased fueling for bigger power - supports up to 600whp! Modular design for future upgrades! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4364608
Mfg#:
601-0017
In Stock
$349.99 USD
Free Shipping
on orders $49 and up
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%
$190.99

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

$171.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SPEC Stage 2 Performance Clutch Kit (for SPEC single-mass flywheel)

ES#2996510 - SB532-2 - SPEC Stage 2 Performance Clutch Kit (for SPEC single-mass flywheel) - Max torque capacity of 485ft lbs. *Requires Spec Flywheel* - Spec Clutches - BMW

Max torque capacity of 485ft lbs. *Requires Spec Flywheel* affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spec Clutches - Corporate Logo
ES#:
2996510
Mfg#:
SB532-2
Ships in 4 Business Days
$790.99

This product was last offered at the strikethrough price on
06-02-2026

$789.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Charge Pipe Kit - Powdercoated Black

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

Replaces your stock plastic charge pipe and boost 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 26%
$271.99

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

$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4608492 - D650-0004KT2 - Performance Ignition Service Kit - Everything you need to service your ignition system, featuring blue Dinan performance ignition Coils! - Dinan - BMW

Everything you need to service your ignition system, featuring blue Dinan performance ignition Coils! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4608492
Mfg#:
D650-0004KT2
In Stock
$296.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Exact-Fit Silicone Expansion Tank Hose

ES#4877300 - 006402LA03 - N55 Exact-Fit Silicone Expansion Tank Hose - Connects the coolant expansion tank to the upper radiator hose. Featuring durable silicone construction & pre-installed factory connectors for easy installation! - ECS - BMW

Connects the coolant expansion tank to the upper radiator hose. Featuring durable silicone construction & pre-installed factory connectors for easy installation! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4877300
Mfg#:
006402LA03
In Stock
ON SALE! SAVE 30%
$101.99

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

$71.39 USD
Free Shipping
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 30%
$389.99

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

$272.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B6 Front Performance DampTronic Suspension Strut Assembly - Left

ES#4028562 - 23-266483 - B6 Front Performance DampTronic Suspension Strut Assembly - Left - Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. - Bilstein - BMW

Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- For vehicles with factory electronic dampening control

Brand:
Bilstein - Corporate Logo
ES#:
4028562
Mfg#:
23-266483
In Stock
33% off MSRP

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

$773.00

This product was last offered at the strikethrough price on
06-04-2026

$519.00 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

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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