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BMW E46 Performance Engine Parts

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CSL Style Intake Kit - 6MT - Matte

ES#4146497 - 003313TMS01KT5 - CSL Style Intake Kit - 6MT - Matte - Includes everything needed to install this legendary intake on your car! - Turner Motorsport - BMW
ECS Tuning recommends this product.

Includes everything needed to install this legendary intake on your car! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles Equipped with a Manual Transmission

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146497
Mfg#:
003313TMS01KT5
In Stock
ON SALE! SAVE 25%
$2899.99

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

$2174.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Performance Water Pump - With O-Ring

ES#2581452 - 888010330 - High Performance Water Pump - With O-Ring - Stainless steel impeller and 20% increase in flow! - Stewart Components - BMW

Stainless steel impeller and 20% increase in flow! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
When it comes to cooling, Stewart is the final word in high performance pumps. The ultimate in BMW cooling with a limited lifetime warranty!

Brand:
Stewart Components - Corporate Logo
ES#:
2581452
Mfg#:
888010330
Ships in 5 Business Days
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CSL Style Intake Kit - 6MT - Gloss

ES#4027512 - 003313TMS01KT3 - CSL Style Intake Kit - 6MT - Gloss - Includes everything needed to install this legendary intake on your car! - Turner Motorsport - BMW
ECS Tuning recommends this product.

Includes everything needed to install this legendary intake on your car! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles Equipped with a Manual Transmission

Brand:
Turner Motorsport - Corporate Logo
ES#:
4027512
Mfg#:
003313TMS01KT3
Ships on Jul 7, 2026
Auto Notify
ON SALE! SAVE 25%
$2899.99

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

$2174.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2.5 Boost-Controlled Water/Meth Injection Kit

ES#2855201 - SN0210 - Stage 2.5 Boost-Controlled Water/Meth Injection Kit - Features a gauge pod controller, which allows for the best control and visibility. 7-color OLED displays boost, percentage of flow, low level, and even faults. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Features a gauge pod controller, which allows for the best control and visibility. 7-color OLED displays boost, percentage of flow, low level, and even faults. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Gauge Pod controller, for optimum control even from the driver's seat!

Brand:
SnowPerformance - Corporate Logo
ES#:
2855201
Mfg#:
SN0210
In Stock
$583.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 325/330 Performance Valved Cat-Back Exhaust

ES#4659317 - 023536la02KT - E46 325/330 Performance Valved Cat-Back Exhaust - Lightweight performance exhaust for your E46, featuring a valved muffler and controller to change the sound with the click of a button. - Turner Motorsport - BMW
ECS Tuning recommends this product.

Lightweight performance exhaust for your E46, featuring a valved muffler and controller to change the sound with the click of a button. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Cars without factory exhaust valve will require a vacuum source for the valve controller.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4659317
Mfg#:
023536LA02KT
In Stock
ON SALE! SAVE 10%
$1220.23

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

$1098.28 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AEM V3 Water/Methanol Injection Kit (30-3300)

ES#517900 - 30-3000 - AEM V3 Water/Methanol Injection Kit (30-3300) - Increase power and efficiency while decreasing combustion temperatures - AEM Electronics - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Increase power and efficiency while decreasing combustion temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AEM Electronics - Corporate Logo
ES#:
517900
Mfg#:
30-3000
Ships in 3 Business Days
$579.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 High Performance Aluminum Radiator

ES#2992604 - 3055 - E46 High Performance Aluminum Radiator - Lower engine temperatures mean more power and longer life of engine components! - CSF - BMW

Lower engine temperatures mean more power and longer life of engine components! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
2992604
Mfg#:
3055
In Stock
$409.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Universal Turner Baffled Oil Catch Can Kit - 10oz

ES#3458268 - 022798tms01-09KT - Complete Universal Turner Baffled Oil Catch Can Kit - 10oz - A 4 chamber, baffled oil catch can complete with a universal mount and drain system! - Turner Motorsport - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

A 4 chamber, baffled oil catch can complete with a universal mount and drain system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3458268
Mfg#:
022798TMS01-09KT
In Stock
ON SALE! SAVE 15%
$299.99

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

$254.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VF Engineering Supercharger Kit (330hp & 275 Ft-Lbs Torque)

ES#2079260 - VFK17-01 - VF Engineering Supercharger Kit (330hp & 275 Ft-Lbs Torque) - Complete bolt on kit. The very best way to get big, everyday reliable horsepower - VF Engineering - BMW

Complete bolt on kit. The very best way to get big, everyday reliable horsepower affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VF Engineering - Corporate Logo
ES#:
2079260
Mfg#:
VFK17-01
Ships on Jul 6, 2026
$4995.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Turner Baffled Oil Catch Can Kit - 8oz

ES#3458264 - 022798tms01-07KT - Complete Turner Baffled Oil Catch Can Kit - 8oz - A 4 chamber, baffled oil catch can complete with a universal mount and drain system! - Turner Motorsport - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A 4 chamber, baffled oil catch can complete with a universal mount and drain system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3458264
Mfg#:
022798TMS01-07KT
Ships on Jul 1, 2026
Auto Notify
ON SALE! SAVE 15%
$329.99

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

$280.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Stud Kit

ES#2575219 - 201-4302 - Cylinder Head Stud Kit - High strength stud conversion for factory replacement or a full race motor - ARP - BMW

High strength stud conversion for factory replacement or a full race motor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARP - Corporate Logo
ES#:
2575219
Mfg#:
201-4302
In Stock
19% off MSRP

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

$295.92

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

$240.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Aluminum Water Pump Pulley - Black

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!
$101.99

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

$96.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M52 M54 Silicone Radiator Hose Kit (Connectors included)

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 30%
$194.99

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

$136.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 High Performance Aluminum Radiator

ES#2992660 - 7058 - E46 M3 High Performance Aluminum Radiator - Ultra-efficient dual-core, triple-pass radiator from the leader in E46 M3 cooling. Cooler engine temps mean more power and longer life of engine components. - CSF - BMW

Ultra-efficient dual-core, triple-pass radiator from the leader in E46 M3 cooling. Cooler engine temps mean more power and longer life of engine components. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
2992660
Mfg#:
7058
In Stock
$645.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

K+DCAN Cable - FTDI FT232RL Style OBD2 Cable

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

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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