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BMW E46 Performance Suspension Parts & Upgrades

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Front M3 CSL Sway Bar - 30.8mm

ES#2966719 - 31352282655 - Front M3 CSL Sway Bar - 30.8mm - Get the aggressive handling of the M3 CSL - Genuine European BMW - BMW

Get the aggressive handling of the M3 CSL affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine European BMW - Corporate Logo
ES#:
2966719
Mfg#:
31352282655
Ships on Dec 3, 2026
$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

220MM Coilover Damping Extensions

ES#4872123 - 004673LA01 - 220MM Coilover Damping Extensions - Adjust your damping without removing your interior! - ECS - Audi BMW Volkswagen MINI Porsche

Adjust your damping without removing your interior! 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#:
4872123
Mfg#:
004673LA01
In Stock
ON SALE! SAVE 10%
$36.99

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

$33.29 USD
Free Shipping
on orders $49 and up

MonoMAX Coilover Kit - Adjustable Dampening

ES#3438312 - MMX2190 - MonoMAX Coilover Kit - Adjustable Dampening - Monotube coilovers that give full length adjustment, 40-level Dampening, and front camber plates! - GODSPEED - BMW

Monotube coilovers that give full length adjustment, 40-level Dampening, and front camber plates! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GODSPEED - Corporate Logo
ES#:
3438312
Mfg#:
MMX2190
Ships in 2 Business Days
$990.00 USD
This product is lifetime replacement eligible Lifetime Replacement

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!

For coupe models only

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

Suspension Reinforcement Kit

ES#2718690 - 002478ECS01KT - Suspension Reinforcement Kit - Includes ECS RTAB limiter, rear shock tower reinforcement plates and BMW Strut tower plates. - Assembled By ECS - BMW

Includes ECS RTAB limiter, rear shock tower reinforcement plates and BMW Strut tower plates. 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#:
2718690
Mfg#:
002478ECS01KT
In Stock
ON SALE! SAVE 31%
$316.99

This product was last offered at the strikethrough price on
01-03-2026

$218.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ER Series Coilover Suspension Kit

ES#4430781 - I-02-ER - ER Series Coilover Suspension Kit - Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! - BC Racing - BMW

Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe and sedan models only

Brand:
BC Racing - Corporate Logo
ES#:
4430781
Mfg#:
I-02-ER
Back Ordered
$1935.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ER Series Coilover Suspension Kit - On-Center Front Mounts - E46 M3

ES#4430802 - I-14-ER-C - ER Series Coilover Suspension Kit - On-Center Front Mounts - E46 M3 - Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! - BC Racing - BMW

Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BC Racing - Corporate Logo
ES#:
4430802
Mfg#:
I-14-ER-C
Back Ordered
$1935.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW V1 Series Coilover Kit

ES#3032517 - 10220023 - KW V1 Series Coilover Kit - Variant 1 coilovers offer the best balance between sporty driving and comfort - KW Suspension - BMW

Variant 1 coilovers offer the best balance between sporty driving and comfort affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
KW Suspension - Corporate Logo
ES#:
3032517
Mfg#:
10220023
Ships in 2 Business Days
$1924.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW V1 Series Coilover Kit

ES#3032518 - 10220024 - KW V1 Series Coilover Kit - Variant 1 coilovers offer the best balance between sporty driving and comfort - KW Suspension - BMW

Variant 1 coilovers offer the best balance between sporty driving and comfort affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
KW Suspension - Corporate Logo
ES#:
3032518
Mfg#:
10220024
Special Order: No Guaranteed ETA
$1924.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Front Sway Bar - E46 M3 - 30mm

ES#3026276 - E46M3-F30-SWAY - Turner Front Sway Bar - E46 M3 - 30mm - 3 way adjustable 30mm front sway bar / swaybar for E46 M3 - Turner Motorsport - BMW

3 way adjustable 30mm front sway bar / swaybar for E46 M3 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3026276
Mfg#:
E46M3-F30-SWAY
In Stock
ON SALE! SAVE 10%
$422.99

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

$380.06 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - W/ Swift Springs - E46 M3 Convertible

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

Brand:
BC Racing - Corporate Logo
ES#:
5457700
Mfg#:
I-121-BR-SW
Ships on Aug 3, 2026
$1765.00 USD
Free Shipping

Subframe Bushing/Reinforcement Combo Kit - Street

ES#4772524 - SBRC-E46-80A - Subframe Bushing/Reinforcement Combo Kit - Street - Includes polyurethane subframe bushings and subframe reinforcement plates. - Revshift - BMW

Includes polyurethane subframe bushings and subframe reinforcement plates. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Revshift - Corporate Logo
ES#:
4772524
Mfg#:
SBRC-E46-80A
Ships in 4 Business Days
$249.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Adjustable Performance End Link - Pair

ES#2652190 - 25826F - Front Adjustable Performance End Link - Pair - Height adjustable for lowered suspensions, built to withstand track abuse - Hotchkis - BMW

Height adjustable for lowered suspensions, built to withstand track abuse affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hotchkis - Corporate Logo
ES#:
2652190
Mfg#:
25826F
Back Ordered
Auto Notify
10% off MSRP

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

$277.99

This product was last offered at the strikethrough price on
06-11-2026

$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Rear Shock Mount Reinforcement Plate Set

ES#2642686 - 002478ECS02KT - Heavy Duty Rear Shock Mount Reinforcement Plate Set - Finally, a bolt on and go solution for convertible models. No hacking required! - ECS - BMW

Finally, a bolt on and go solution for convertible models. No hacking required! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2642686
Mfg#:
002478ECS02KT
In Stock
ON SALE! SAVE 25%
$93.98

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

$70.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit With Swift Springs Upgrade

ES#3624598 - I-02-BR-SW - BR Series Coilover Suspension Kit With Swift Springs Upgrade - 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
8k Front & 12k Rear Swift Spring Rate

Brand:
BC Racing - Corporate Logo
ES#:
3624598
Mfg#:
I-02-BR-SW
Ships on Aug 3, 2026
$1665.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Cat-back Exhaust System

Increase power and sound with this cat back system from Scorpion. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scorpion - Corporate Logo
ES#:
3969452
Mfg#:
SBM050
Ships in 2 Business Days
$1630.99 USD

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.

Let us help you find the parts that fit your BMW

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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