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BMW E9X 3 Series ECS Performance Sale

Why settle for stock?

ECS Performance offerings are a special blend of drivetrain, intake, and brake upgrades designed to pick up where the factory left off. Each is designed to fine tune or enhance the performance of your BMW.


Stock Up

Fits BMW:
E9X 325i/Xi (2006)
E9X 328i/Xi (2007-2013)
E9X 330i/Xi (2006)
E9X 335i/iS/Xi (2007-2013)

ECS Tuning Front & Rear Sway Bar Kit - 28mm Front, 15mm Rear
Eliminate excessive body roll, improve handling, and gain a more engaging driving experience. Includes matched front (28mm) and rear (15mm) sway bars with polyurethane bushings.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 2828690
Mfg#: 007278ECSKT1

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Availability:
In Stock
On SALE Save 10%
$575.99

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

$518.39 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Polyurethane Transmission Mount Set - Street
70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 2859359
Mfg#: 002705ECS02A

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Availability:
In Stock
On SALE Save 10%
$117.99

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

$106.19 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Polyurethane Transmission mount Set - Street/Track
80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 2718367
Mfg#: 002705ECS01

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Availability:
In Stock
On SALE Save 15%
$115.99

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

$98.59 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Performance Rear Trailing arm Set
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

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Availability:
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 Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Exact-Fit Stainless Steel Brake Lines - Complete Kit
Set of 6 DOT-compliant lines, manufactured by ECS Tuning to replace your standard rubber lines.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 250604
Mfg#: E9X34KT

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Availability:
In Stock
On SALE
$234.99

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

$227.94 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
This product has been superseded to ES#2794874
Performance Air Scoops - Black
Creates a "Ram Air" effect to give your car that added kick
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 2794998
Mfg#: 003384ECS01
No longer available
This product has been superseded to ES#2794996
Performance Air Scoops - Red
Creates a "Ram Air" effect to give your car that added kick
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 2794999
Mfg#: 003384ECS02
No longer available
Teflon Shifter Bushing Kit
Remove the slop from the shifter arm for improved shifter feel - even on brand-new cars!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand: ECS - Corporate Logo
ES#: 259542
Mfg#: 2511-002

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Availability:
In Stock
On SALE Save 25%
$135.99

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

$101.99 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Front 6-Piston Big Brake Kit (338x26mm)
Upgrade to ECS 2-piece rotors and 6-piston calipers with ECS EP24 Enthusiast Performance brake pads. Complete with brake fluid and ECS Exact-Fit front brake lines! Everything you need to bolt on and go.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Requires the use of 17" or larger wheels
Brand: Assembled By ECS - Corporate Logo
ES#: 2718314
Mfg#: 34110444738KT

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Availability:
In Stock
$2472.99 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Partial Replacement
This product has been superseded to ES#3184053
Front Brembo 19z 6-piston Big Brake Kit (380x38mm) - (NO LONGER AVAILABLE)
Porsche sourced 6-piston calipers. ECS 2-piece Rotors. What more could you ask for? A complete front kit for maximum braking performance!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Upgrade your brake system with massive 6-piston calipers from "the other" German automaker.
Brand: ECS - Corporate Logo
ES#: 2834551
Mfg#: 003899ECS01KT
No longer available

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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