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BMW E46 325Ci M54 2.5L Performance Parts & Upgrades

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ES#2730708 - 000282ECS01 - Performance Lightweight Flywheel - Improve throttle response and acceleration. For use with any E34 M5 clutch kit. - ECS - BMW

Improve throttle response and acceleration. For use with any E34 M5 clutch kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with 5-speed transmission only

Brand:
ECS - Corporate Logo
ES#:
2730708
Mfg#:
000282ECS01
In Stock
ON SALE! SAVE 25%
$730.99

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

$548.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#205205 - ECS#254KTWB - Wheel Spacer & Bolt Kit - 12.5mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW - ECS - BMW

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
205205
Mfg#:
ECS#254KTWB
In Stock
ON SALE!
$178.99

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

$170.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#205206 - ECS#255KTWB - Wheel Spacer & Bolt Kit - 15mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW - ECS - BMW

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
205206
Mfg#:
ECS#255KTWB
In Stock
ON SALE! SAVE 15%
$201.93

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

$171.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2859359 - 002705ECS02A - 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. - ECS - BMW

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
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
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4315269 - 006205LA09 - M52 M54 Silicone Radiator Hose Kit (Connectors included) - Retains OEM fitment with superior looks and durability. Connectors included! - ECS - BMW

Retains OEM fitment with superior looks and durability. Connectors included! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4315269
Mfg#:
006205LA09
In Stock
ON SALE! SAVE 25%
$198.99

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

$149.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 2X Entries For Our 25th Anniversary Sweepstakes!

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
06-27-2026

$1299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3149098 - D550-1004 - Billet Short-Shifter Kit - Reduce shift throw without increased noise - civilized performance for the discerning enthusiast - Dinan - BMW

Reduce shift throw without increased noise - civilized performance for the discerning enthusiast Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Not compatible with the 6-speed manual that was introduced for the 2004-06 model years on the 330i/ci (this includes all ZHP cars) nor the 2001-05 325xi/330xi.

Brand:
Dinan - Corporate Logo
ES#:
3149098
Mfg#:
D550-1004
In Stock
11% off MSRP

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

$286.99

This product was last offered at the strikethrough price on
06-27-2026

$254.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3173697 - 021012TMS02 - Turner Polyurethane Shifter Arm Bushing - The last shifter bushing you'll ever want and need! - Turner Motorsport - BMW
ECS Tuning recommends this product.

The last shifter bushing you'll ever want and need! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3173697
Mfg#:
021012TMS02
In Stock
ON SALE! SAVE 25%
$78.99

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

$59.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2855687 - 001977ECS03A - ECS Aluminum Water Pump Pulley - Black - Finally, a durable, attractive water pump pulley that won't break! - ECS - BMW

Finally, a durable, attractive water pump pulley that won't break! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2855687
Mfg#:
001977ECS03A
In Stock
ON SALE!
$104.99

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

$99.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4508968 - 01KDCABLE - K+DCAN Cable - FTDI FT232RL Style OBD2 Cable - Connect to 1998-2018 BMW OBD2 systems with a laptop. - Bremmen Parts - BMW

Connect to 1998-2018 BMW OBD2 systems with a laptop. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4508968
Mfg#:
01KDCABLE
In Stock
$33.99

This product was last offered at the strikethrough price on
02-20-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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%
$193.99

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

$145.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 4 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
06-27-2026

$1395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2723829 - 003326ECS01 - Performance Caliper Guide Bushing Set - Reduced caliper deflection, enhanced pedal feel, and improved pad wear. An excellent way to improve braking performance. Priced per axle. - ECS - BMW MINI

Reduced caliper deflection, enhanced pedal feel, and improved pad wear. An excellent way to improve braking performance. Priced per axle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Industry leading design for maximum performance with minimal maintenance!

Brand:
ECS - Corporate Logo
ES#:
2723829
Mfg#:
003326ECS01
In Stock
ON SALE! SAVE 25%
$169.99

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

$127.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2836728 - 001467ecs08kt - Wheel Stud Conversion Kit - Full Set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Ideal for vehicles with up to 20mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2836728
Mfg#:
001467ECS08KT
In Stock
ON SALE! SAVE 10%
$219.99

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

$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
ES#4708456 - 12137599219T - Turner Performance M Series Ignition Coil - Priced Each - Performance ignition coils modified specifically for your M Series engine to increase efficiency and output! - Turner Motorsport - BMW

Performance ignition coils modified specifically for your M Series engine to increase efficiency and output! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production up to 09/2002 - vehicles produced after 09/2002+ will use N series style coils (12138616153T)

Brand:
Turner Motorsport - Corporate Logo
ES#:
4708456
Mfg#:
12137599219T
In Stock
ON SALE! SAVE 10%
$37.99

This product was last offered at the strikethrough price on
06-24-2026

$34.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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