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BMW E46 325Ci M54 2.5L

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BMW E46 325Ci M54 2.5L Performance Engine Parts

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Performance Aluminum Radiator

ES#2999054 - MMRAD-E46-323 - Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission

Brand:
Mishimoto - Corporate Logo
ES#:
2999054
Mfg#:
MMRAD-E46-323
Ships in 4 Business Days
$503.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 325 Luft-Technik Intake System - Black Filter

ES#4699144 - 008694la12bKT - E46 325 Luft-Technik Intake System - Black Filter - Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. - ECS - BMW

Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4699144
Mfg#:
008694LA12BKT
In Stock
ON SALE! SAVE 15%
$327.99

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

$278.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3.5" Brushed Aluminum Swivel Exhaust Tips - Set of 4

ES#4715562 - 049478la03-04KT1 - 3.5" Brushed Aluminum Swivel Exhaust Tips - Set of 4 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4715562
Mfg#:
049478LA03-04KT1
Ships on Jul 27, 2026
Auto Notify
ON SALE! SAVE 20%
$219.96

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

$175.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

4.0" Universal Black Chrome Swivel Exhaust Tip

ES#4821158 - 049478LA01-02 - 4.0" Universal Black Chrome Swivel Exhaust Tip - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Can be used on any 2.5" exhaust piping. Measure before ordering.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4821158
Mfg#:
049478LA01-02
In Stock
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 19 Row, with Thermostat

ES#2764437 - MM0CULT - Universal Oil Cooler - 19 Row, with Thermostat - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764437
Mfg#:
MM0CULT
In Stock
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium Exhaust Wrap - 2" x 50

ES#3022269 - HEA-WRAPKIT-50 - Titanium Exhaust Wrap - 2" x 50 - Designed to handle continuous temperatures up to 1,800F - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle continuous temperatures up to 1,800°F affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Prosport Performance - Corporate Logo
ES#:
3022269
Mfg#:
HEA-WRAPKIT-50
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 1300cc - 6 Pack

ES#5388592 - 501-0116 - Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 1300cc - 6 Pack - Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 1300cc @ 3bar (43.5 PSI industry standard) - Bosch - BMW

Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 1300cc @ 3bar (43.5 PSI industry standard) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
NOT A DIRECT REPLACEMENT FOR FACTORY INJECTORS - For use with aftermarket port injection kits only

Brand:
Bosch - Corporate Logo
ES#:
5388592
Mfg#:
501-0116
Ships in 8 Business Days
$884.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3.5" Universal Brushed Aluminum Swivel Exhaust Tip - Priced Each

ES#4658277 - 049478LA03-04 - 3.5" Universal Brushed Aluminum Swivel Exhaust Tip - Priced Each - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Can be used on any 2.5" exhaust piping. Measure before ordering.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4658277
Mfg#:
049478LA03-04
In Stock
Auto Notify
ON SALE! SAVE 20%
$54.99

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

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnum FORCE Pro 5R Stage 1 Air Intake System

ES#264140 - 54-10451 - Magnum FORCE Pro 5R Stage 1 Air Intake System - Excellent sound & power - the ultimate performance intake! +20hp & +27lb/ft! - AFE - BMW

Excellent sound & power - the ultimate performance intake! +20hp & +27lb/ft! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
264140
Mfg#:
54-10451
EO#:
D-550-38
In Stock
20% off MSRP

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

$543.99

This product was last offered at the strikethrough price on
01-28-2026

$435.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sprint Booster Power Converter V3

ES#3184663 - SBBM0003S - Sprint Booster Power Converter V3 - Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes - Sprint Booster - BMW

Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Sprint Booster - Corporate Logo
ES#:
3184663
Mfg#:
SBBM0003S
Ships on Jul 2, 2026
$289.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

4.0" Black Chrome Swivel Exhaust Tips - Set of 2

ES#4901435 - 049478LA01-02KT - 4.0" Black Chrome Swivel Exhaust Tips - Set of 2 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4901435
Mfg#:
049478LA01-02KT
In Stock
ON SALE! SAVE 10%
$137.99

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

$123.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 950cc - 6 Pack

ES#5388591 - 501-0082 - Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 950cc - 6 Pack - Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 950cc @ 3bar (43.5 PSI industry standard) - Bosch - BMW

Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 950cc @ 3bar (43.5 PSI industry standard) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
NOT A DIRECT REPLACEMENT FOR FACTORY INJECTORS - For use with aftermarket port injection kits only

Brand:
Bosch - Corporate Logo
ES#:
5388591
Mfg#:
501-0082
In Stock
$572.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings

ES#4147675 - SN0-40014 - 2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings - W/Brackets, Solenoid, Hose & All Necessary Fittings - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

W/Brackets, Solenoid, Hose & All Necessary Fittings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147675
Mfg#:
SN0-40014
In Stock at Vendor
$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#2713350 - 11812283798 - Engine Mount - Priced Each - Keep your engine securely mounted - URO - BMW

Keep your engine securely mounted affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Harder durometer mount from the M3 for improved performance.

Brand:
URO - Corporate Logo
ES#:
2713350
Mfg#:
11812283798
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 19 Row

ES#2764082 - MM0CUL - Universal Oil Cooler - 19 Row - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764082
Mfg#:
MM0CUL
In Stock at Vendor
$536.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Fuel Pressure Regulator W/ 1-to-1 Boost Reference

ES#4883147 - 501-0043 - Adjustable Fuel Pressure Regulator W/ 1-to-1 Boost Reference - Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883147
Mfg#:
501-0043
In Stock
$159.99 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.

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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