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BMW 335i Most Popular Parts

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TC Kline Racing Single Adjustable Street/Track Coilover Kit

ES#4069950 - TCKE9XSingleKit - TC Kline Racing Single Adjustable Street/Track Coilover Kit - Lifetime warranty on street-driven cars! Featuring proprietary single-adjustable Koni dampers, front camber plates, and 300#F/600#R springs - TC Kline Racing - BMW

Lifetime warranty on street-driven cars! Featuring proprietary single-adjustable Koni dampers, front camber plates, and 300#F/600#R springs Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
TC Kline Racing - Corporate Logo
ES#:
4069950
Mfg#:
TCKE9XSINGLEKIT
Ships in 1 Business Day
$2484.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 2 Post-Cat

ES#2580859 - 11787545075 - Rear Oxygen Sensor - Bank 2 Post-Cat - Fuel control and emissions control sensor - Bosch - BMW

Fuel control and emissions control sensor Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2580859
Mfg#:
11787545075
In Stock
$137.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4660646 - D650-0003KT5 - Performance Ignition Service Kit - Everything you need to service your ignition system, featuring red Dinan performance ignition Coils! - Dinan - BMW

Everything you need to service your ignition system, featuring red Dinan performance ignition Coils! Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Dinan - Corporate Logo
ES#:
4660646
Mfg#:
D650-0003KT5
In Stock
ON SALE! SAVE 10%
$305.99

This product was last offered at the strikethrough price on
09-28-2026

$275.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport F30 F3x N55 Resonator Delete Pipe

ES#4265648 - 025817TMS11KT - Turner Motorsport F30 F3x N55 Resonator Delete Pipe - Add an aggressive exhaust sound to your BMW's stock exhaust system with Turner's Resonator Delete Pipe Kit! - Turner Motorsport - BMW

Add an aggressive exhaust sound to your BMW's stock exhaust system with Turner's Resonator Delete Pipe Kit! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265648
Mfg#:
025817TMS11KT
In Stock
ON SALE! SAVE 27%
$309.31

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

$224.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ethanol 360 Fittings - 5/16" (7.89mm)

ES#4690255 - 601-0240 - Ethanol 360 Fittings - 5/16" (7.89mm) - Designed to work in almost any application where you have 5/16" or 7.89mm quick connect fittings and need to add a flex fuel sensor! - Precision Raceworks - BMW

Designed to work in almost any application where you have 5/16" or 7.89mm quick connect fittings and need to add a flex fuel sensor! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Universal Product - Please confirm your fuel line size prior to ordering

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690255
Mfg#:
601-0240
In Stock
$89.99 USD
Free Shipping
on orders $49 and up

Titanium Series Adjustable Rear Toe Arms with Eccentric Lockout Kit - Pair

ES#3537071 - SPLRTAELE9X - Titanium Series Adjustable Rear Toe Arms with Eccentric Lockout Kit - Pair - Dial in rear toe to eliminate premature tire wear and increase grip & handling performance. Eliminates stock eccentric bolt. Made in the USA! - SPL Parts - BMW

Dial in rear toe to eliminate premature tire wear and increase grip & handling performance. Eliminates stock eccentric bolt. Made in the USA! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
SPL Parts - Corporate Logo
ES#:
3537071
Mfg#:
SPLRTAELE9X
In Stock
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Xenon Control Unit (Ballast) - Priced Each

ES#4316550 - 63117182520 - Xenon Control Unit (Ballast) - Priced Each - Also know as the igniter. - Bremmen Parts - BMW MINI
ECS Tuning recommends this product.

Also know as the igniter. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with production to 9/2009

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316550
Mfg#:
63117182520
In Stock
ON SALE! SAVE 15%
$125.99

This product was last offered at the strikethrough price on
09-16-2026

$107.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch EU5 Fuel Injector Replacement Kit

ES#4423994 - 13537568607KT1 - Bosch EU5 Fuel Injector Replacement Kit - Includes 6 Bosch EU5 fuel injectors and decoupling rings. - Bosch - BMW

Includes 6 Bosch EU5 fuel injectors and decoupling rings. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat! For vehicles with a production date up to 01/2011

Brand:
Bosch - Corporate Logo
ES#:
4423994
Mfg#:
13537568607KT1
In Stock
$1178.99

This product was last offered at the strikethrough price on
07-06-2026

$820.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4271427 - 11537598865 - Thermostat Assembly - A common item to crack causing leaks. - URO - BMW

A common item to crack causing leaks. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4271427
Mfg#:
11537598865
In Stock
$83.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2-Piece Lightweight M Performance/M Sport Front Brake Rotors - Pair (370x30)

ES#3183511 - 009607ecs01aKT - 2-Piece Lightweight M Performance/M Sport Front Brake Rotors - Pair (370x30) - Bolt-on weight savings for vehicles with 370mm M Performance brakes! Better handling, better acceleration, and better braking. - ECS - BMW

Bolt-on weight savings for vehicles with 370mm M Performance brakes! Better handling, better acceleration, and better braking. 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Improves braking performance, handling response, and acceleration. An all-around upgrade in chassis dynam
For vehicles using the F30 M Performance Caliper

Brand:
ECS - Corporate Logo
ES#:
3183511
Mfg#:
009607ECS01AKT
In Stock
ON SALE! SAVE 10%
$1365.99

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

$1229.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titanium Magnetic Oil Drain Plug - Priced Each (M12x1.5)

ES#3658488 - 026698TMS01-01 - Titanium Magnetic Oil Drain Plug - Priced Each (M12x1.5) - Attracts all the metal particles that would otherwise be circulating your engine! Includes one copper washer - Turner Motorsport - BMW MINI

Attracts all the metal particles that would otherwise be circulating your engine! Includes one copper washer 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Turner Motorsport - Corporate Logo
ES#:
3658488
Mfg#:
026698TMS01-01
In Stock
ON SALE! SAVE 25%
$56.99

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

$42.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut - Left

ES#3560686 - 87451378L - Special Active Front Strut - Left - Superior handling without compromising ride quality - Koni - BMW

Superior handling without compromising ride quality Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles without EDC

Brand:
Koni - Corporate Logo
ES#:
3560686
Mfg#:
87451378L
Back Ordered
38% off MSRP

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

$531.82

This product was last offered at the strikethrough price on
09-05-2026

$327.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

KW Street Comfort Coilover Kit - Adjustable Dampening

ES#3020398 - 1802000S - KW Street Comfort Coilover Kit - Adjustable Dampening - Street Comfort coilovers offer sport handling with adjustable ride height - KW Suspension - BMW

Street Comfort coilovers offer sport handling with adjustable ride height Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles without EDC or Adaptive suspension

Brand:
KW Suspension - Corporate Logo
ES#:
3020398
Mfg#:
1802000S
Back Ordered
$2454.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW N54 N55 Replacement Spark Plug Wires - Blue - Pack Of 6

ES#4423825 - 201-0002 - BMW N54 N55 Replacement Spark Plug Wires - Blue - Pack Of 6 - Replacement plug wires for your Precision Raceworks High Performance Ignition Kit # 601-0021 or 601-0149 - Precision Raceworks - BMW

Replacement plug wires for your Precision Raceworks High Performance Ignition Kit # 601-0021 or 601-0149 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Precision Raceworks - Corporate Logo
ES#:
4423825
Mfg#:
201-0002
In Stock
$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Control Arm Upgrade Kit

ES#4136158 - 31122284529KT1 - Front Lower Control Arm Upgrade Kit - The same control arms found on the M3! Adds -0.5 degrees of camber for improved response and handling. Kit replaces both front rear arms and headlight level sensor. - Assembled By ECS - BMW

The same control arms found on the M3! Adds -0.5 degrees of camber for improved response and handling. Kit replaces both front rear arms and headlight level sensor. 10X Entries Into Our F80 M3 Sweepstakes
The straight control arm

Brand:
Assembled By ECS - Corporate Logo
ES#:
4136158
Mfg#:
31122284529KT1
In Stock
$444.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Breather Hose

ES#4316503 - 11127584128 - Crankcase Vent Breather Hose - Connects to the CCV on the valve cover - Bremmen Parts - BMW
ECS Tuning recommends this product.

Connects to the CCV on the valve cover 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316503
Mfg#:
11127584128
In Stock
ON SALE! SAVE 20%
$50.99

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

$40.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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