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BMW E30 M3 S14 2.3L

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BMW E30 M3 S14 2.3L Performance Suspension Parts & Upgrades

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Ultimate Performance Rear Shock Mount Kit

ES#2762983 - 002542ECS01KT - Ultimate Performance Rear Shock Mount Kit - Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Includes ECS heavy duty reinforcement plates. - ECS - BMW

Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Includes ECS heavy duty reinforcement plates. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2762983
Mfg#:
002542ECS01KT
In Stock
ON SALE!
$407.99

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

$395.75 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 Handling Pack

ES#3218745 - PF5K-1001 - E30 Handling Pack - Redefine your E30 with performance bushings all around with Powerflex! - Powerflex - BMW

Redefine your E30 with performance bushings all around with Powerflex! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
3218745
Mfg#:
PF5K-1001
Ships in 1 Business Day
$381.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 Race Spring Set

ES#259295 - 50404-88 - E30 Race Spring Set - Aggressive looks and ultimate handling. - H&R - BMW

Aggressive looks and ultimate handling. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! For Coupe & Sedan models only
Average lowering of 1.6" F 1.5"R

Brand:
H&R - Corporate Logo
ES#:
259295
Mfg#:
50404-88
Ships in 3 Business Days
$443.99

This product was last offered at the strikethrough price on
02-03-2026

$426.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Shock Mount Reinforcement - Priced each

ES#3673835 - B3300044 - Rear Shock Mount Reinforcement - Priced each - Mounts on the top of the rear shock mount, creating a much stiffer mounting point. - Bavarian Autosport - BMW

Mounts on the top of the rear shock mount, creating a much stiffer mounting point. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3673835
Mfg#:
B3300044
In Stock
ON SALE!
$8.99

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

$8.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Kit - With Shocks

ES#2771496 - 75673 - Performance Rear Kit - With Shocks - Complete Rear Suspension conversion kit with shocks - Air Lift - BMW

Complete Rear Suspension conversion kit with shocks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Air Lift - Corporate Logo
ES#:
2771496
Mfg#:
75673
In Stock at Vendor
$1333.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Shock Mount Kit - 80A

ES#4362423 - RSM-E6-10mm - Rear Shock Mount Kit - 80A - Improve your rear mounts! - Revshift - BMW

Improve your rear mounts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For shocks with a standard 10mm pin diameter

Brand:
Revshift - Corporate Logo
ES#:
4362423
Mfg#:
RSM-E6-10MM
In Stock
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport offset Polyurethane Front Control Arm Bushing - 95A - Pre-Installed In Brackets

ES#3448674 - 012633TMS02-04 - Turner Motorsport offset Polyurethane Front Control Arm Bushing - 95A - Pre-Installed In Brackets - Allows minimal deflection, resulting in a very streetable, affordable performance bushing that improves handling response and precision. - Turner Motorsport - BMW

Allows minimal deflection, resulting in a very streetable, affordable performance bushing that improves handling response and precision. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3448674
Mfg#:
012633TMS02-04
In Stock
ON SALE!
$216.99

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

$210.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 BMW Steering Lock Out Kit - Standard

ES#3477003 - IRPDK30-1 - E30 BMW Steering Lock Out Kit - Standard - Dramatically increase your steering angle, suspension adjustment capabilities, and the strength of your front lower control arms for the track. - IRP - Individual Racing Parts - BMW

Dramatically increase your steering angle, suspension adjustment capabilities, and the strength of your front lower control arms for the track. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
3477003
Mfg#:
IRPDK30-1
Special Order: No Guaranteed ETA
$1209.99 USD
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit

ES#3509418 - I-24-BR - BR Series Coilover Suspension Kit - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - BMW

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 51mm front struts - Must be welded in to existing suspension
For vehicles with 51mm front struts

Brand:
BC Racing - Corporate Logo
ES#:
3509418
Mfg#:
I-24-BR
In Stock
4% off MSRP

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

$1245.00

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

$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cabrio Sport Lowering Kit - 1.3" Drop

ES#2526457 - 50407KT - Cabrio Sport Lowering Kit - 1.3" Drop - Featuring KYB shocks and H&R sport springs - Assembled By ECS - BMW

Featuring KYB shocks and H&R sport springs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2526457
Mfg#:
50407KT
In Stock
$583.99

This product was last offered at the strikethrough price on
12-23-2025

$544.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Billet Front Sway Bar Brackets With Polyurethane Bushings - Pair

ES#4488357 - 016951LA01 - ECS Billet Front Sway Bar Brackets With Polyurethane Bushings - Pair - Upgrade your Aftermarket 22mm front sway bar with our Billet and Poly. Sway bar mounting solution! - ECS - BMW

Upgrade your Aftermarket 22mm front sway bar with our Billet and Poly. Sway bar mounting solution! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with Aftermarket 22mm front sway bar

Brand:
ECS - Corporate Logo
ES#:
4488357
Mfg#:
016951LA01
Ships on Jul 28, 2026
Auto Notify
ON SALE!
$111.23

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

$107.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Sway Bar End Links - OEM Sway Bar

ES#5445240 - 044910LA01KT - Adjustable Rear Sway Bar End Links - OEM Sway Bar - Eliminate sway bar preload, optimize efficiency, and perfect geometry! Precision-engineered for use with your factory sway bar. - Turner Motorsport - BMW

Eliminate sway bar preload, optimize efficiency, and perfect geometry! Precision-engineered for use with your factory sway bar. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5445240
Mfg#:
044910LA01KT
Ships in 7 Business Days
$240.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Grease

ES#2650597 - PCG1 - Silicone Grease - Recommended by Powerflex for quiet operation and long service life of polyurethane bushings - Powerflex - Audi BMW Volkswagen MINI Porsche

Recommended by Powerflex for quiet operation and long service life of polyurethane bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650597
Mfg#:
PCG1
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E30 Frame Rail Reinforcement Kit

ES#4487673 - 043107LA01 - E30 Frame Rail Reinforcement Kit - Say goodbye to crusty & rusty subframes! The industry standard in weld-in E30 frame rail reinforcement. - Turner Motorsport - BMW

Say goodbye to crusty & rusty subframes! The industry standard in weld-in E30 frame rail reinforcement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4487673
Mfg#:
043107LA01
In Stock
ON SALE! SAVE 40%
$190.99

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

$114.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shocks & Struts Kit

ES#2771356 - 364021KT - Shocks & Struts Kit - Aftermarket damper set to restore ride versus old, high mileage shocks - KYB - BMW

Aftermarket damper set to restore ride versus old, high mileage shocks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
KYB - Corporate Logo
ES#:
2771356
Mfg#:
364021KT
In Stock
$274.99

This product was last offered at the strikethrough price on
12-23-2025

$235.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 Heavy Duty Rear Sway Bar Bracket Upgrade

ES#4615730 - 016965LA - E30 Heavy Duty Rear Sway Bar Bracket Upgrade - Addresses issues with failure of weak stamped steel factory sway bar brackets when paired with heavy duty aftermarket sway bars. Includes polyurethane bushings. - ECS - BMW

Addresses issues with failure of weak stamped steel factory sway bar brackets when paired with heavy duty aftermarket sway bars. Includes 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#:
4615730
Mfg#:
016965LA
In Stock
ON SALE!
Starting at $86.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Suspension Parts & Upgrades

Your car's performance and ride quality are effectively determined by your suspension. Find all the replacement and upgrade solutions for your dampers, springs, control arms, and more in our suspension catalog.

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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