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BMW E46 323i M52 2.5L

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BMW E46 323i M52 2.5L Suspension Parts & Accessories

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ECS Performance Adjustable Coilover System - E46 Non-M

ES#4000579 - 029307ECS01 - ECS Performance Adjustable Coilover System - E46 Non-M - Improve the Comfort, Performance, and Style of your E46! - ECS - BMW
ECS Tuning recommends this product.

Improve the Comfort, Performance, and Style of your E46! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4000579
Mfg#:
029307ECS01
In Stock
ON SALE! SAVE 38%
$1199.99

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

$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Links - 215-275mm

ES#4733391 - 053153LA01 - Adjustable Front Sway Bar End Links - 215-275mm - An essential performance upgrade for lowered suspensions or a durable heavy-duty OE replacement. Adjustable from 215mm-275mm. - ECS - BMW MINI

An essential performance upgrade for lowered suspensions or a durable heavy-duty OE replacement. Adjustable from 215mm-275mm. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4733391
Mfg#:
053153LA01
In Stock
ON SALE! SAVE 20%
$179.99

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

$143.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit

ES#3509398 - I-02-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 coupe and sedan models only

Brand:
BC Racing - Corporate Logo
ES#:
3509398
Mfg#:
I-02-BR
In Stock
$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Strut Mount - Priced Each

ES#2581252 - 31336752735 - Front Strut Mount - Priced Each - Strut mount with bearing - Lemforder - BMW
ECS Tuning recommends this product.

Strut mount with bearing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Lemforder - Corporate Logo
ES#:
2581252
Mfg#:
31336752735
In Stock
$42.99

This product was last offered at the strikethrough price on
04-16-2026

$31.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Performance Adjustable Rear Control Arm Set

ES#2682175 - 002608ECS01 - ECS Tuning Performance Adjustable Rear Control Arm Set - Properly dial in rear camber. A must for all enthusiasts that care about handling and tire wear. - ECS - BMW

Properly dial in rear camber. A must for all enthusiasts that care about handling and tire wear. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2682175
Mfg#:
002608ECS01
Ships on Jun 30, 2026
Auto Notify
ON SALE! SAVE 25%
$449.99

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

$337.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Adjustable Camber Arm Set - Street

ES#3028370 - TSU9940B77 - Rear Adjustable Camber Arm Set - Street - With rubber bushing for comfort on the street with adjustability for street and track performance. Made in the USA! - Turner Motorsport - BMW
ECS Tuning recommends this product.

With rubber bushing for comfort on the street with adjustability for street and track performance. Made in the USA! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028370
Mfg#:
TSU9940B77
In Stock
ON SALE! SAVE 10%
$499.99

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

$449.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B14 PSS Coilover System

ES#10798 - 47-249134 - B14 PSS Coilover System - Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - BMW

Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Average lowering of 1.4-2.0"F 1.0-1.6"R

Brand:
Bilstein - Corporate Logo
ES#:
10798
Mfg#:
47-249134
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.

$1877.00

This product was last offered at the strikethrough price on
06-10-2026

$1299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solo-Werks S1 Coilovers

ES#2996825 - S1BW003 - Solo-Werks S1 Coilovers - Set your vehicle low and tight for optimal performance! - Solo-Werks - BMW

Set your vehicle low and tight for optimal performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Solo-Werks - Corporate Logo
ES#:
2996825
Mfg#:
S1BW003
In Stock
$599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Subframe/Chassis Reinforcement Kit - E46

ES#3006359 - TDR4675412 - Rear Subframe/Chassis Reinforcement Kit - E46 - Say goodbye to torn subframe mounting! The industry standard in weld-in E46 subframe reinforcement. Updated in 2020 to provide additional reinforcement! - Turner Motorsport - BMW
ECS Tuning recommends this product.

Say goodbye to torn subframe mounting! The industry standard in weld-in E46 subframe reinforcement. Updated in 2020 to provide additional 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#:
3006359
Mfg#:
TDR4675412
In Stock
ON SALE! SAVE 25%
$189.99

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

$142.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ST XTA Performance Coilover System - Adjustable Damping

ES#2800204 - 18220821KT - ST XTA Performance Coilover System - Adjustable Damping - Featuring adjustable damping and aluminum adjustable camber plates. Average lowering of 1.6-3.1"F, 0.8-2.0"R. - Suspension Techniques - BMW

Featuring adjustable damping and aluminum adjustable camber plates. Average lowering of 1.6-3.1"F, 0.8-2.0"R. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Suspension Techniques - Corporate Logo
ES#:
2800204
Mfg#:
18220821KT
Back Ordered
$1649.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Sealed Monoball Rear Trailing Arm Bushings (RTAB)

ES#3552810 - 017738TMS02 - Turner Motorsport Sealed Monoball Rear Trailing Arm Bushings (RTAB) - The ultimate rear trailing arm bushings for your street or track BMW. Permits full articulation without undesirable alignment changes. - Turner Motorsport - BMW
ECS Tuning recommends this product.

The ultimate rear trailing arm bushings for your street or track BMW. Permits full articulation without undesirable alignment changes. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3552810
Mfg#:
017738TMS02
In Stock
ON SALE! SAVE 18%
$367.99

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

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B4 Rear Shock Absorber - Priced Each

ES#2081064 - 19-103150 - B4 Rear Shock Absorber - Priced Each - Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty! - Bilstein - BMW

Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For standard or Sport Suspension*

Brand:
Bilstein - Corporate Logo
ES#:
2081064
Mfg#:
19-103150
In Stock
47% off MSRP

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

$149.00

This product was last offered at the strikethrough price on
06-10-2026

$79.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Adjustable Length Sway Bar End Link Set

ES#3028364 - TSU9913RS2 - Rear Adjustable Length Sway Bar End Link Set - Needed when lowering your vehicle to eliminate sway bar binding - Turner Motorsport - BMW

Needed when lowering your vehicle to eliminate sway bar binding affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028364
Mfg#:
TSU9913RS2
In Stock
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DS Series Coilover Kit

ES#4146461 - I-02-DS - DS Series Coilover Kit - BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. - BC Racing - BMW

BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe and sedan models only

Brand:
BC Racing - Corporate Logo
ES#:
4146461
Mfg#:
I-02-DS
Ships in 5 Business Days
3% off MSRP

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

$1445.00

This product was last offered at the strikethrough price on
06-10-2026

$1395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B4 Shocks & Struts Kit

ES#4220143 - 22-13993148KT - B4 Shocks & Struts Kit - Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty! - Bilstein - BMW

Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

For vehicles with sports suspension

Brand:
Bilstein - Corporate Logo
ES#:
4220143
Mfg#:
22-13993148KT
In Stock
$440.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Trailing Arm Ball Joint - Priced Each

ES#253001 - 33326775551 - Trailing Arm Ball Joint - Priced Each - Located in the upper part of the rear trailing arm - Lemforder - BMW
ECS Tuning recommends this product.

Located in the upper part of the rear trailing arm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Lemforder - Corporate Logo
ES#:
253001
Mfg#:
33326775551
In Stock
$45.99

This product was last offered at the strikethrough price on
12-15-2025

$37.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Suspension Parts & Accessories

A good suspension holds you up, while keeping your tires safely planted on the road surface for good traction, braking, and handling. Even if you don't know jounce from rebound, we can help you choose suspension parts, accessories, and upgrades to match your car, driving style, and budget.

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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