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BMW E46 M3 S54 3.2L

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BMW E46 M3 S54 3.2L Performance Engine Parts

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Water/Methanol Injection Kit - Multi Input

ES#2972925 - 30-3350 - Water/Methanol Injection Kit - Multi Input - 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
For Naturally Aspirated Engines

Brand:
AEM Electronics - Corporate Logo
ES#:
2972925
Mfg#:
30-3350
In Stock at Vendor
11% off MSRP

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

$658.99

This product was last offered at the strikethrough price on
07-03-2026

$584.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance 1000cc Fuel Injector Set - Set of 6

ES#2574525 - 17U0110006 - Performance 1000cc Fuel Injector Set - Set of 6 - Built using high-quality Bosch EV14 cores, known for their fast response times and exceptional atomization. - DeatschWerks - BMW Porsche

Built using high-quality Bosch EV14 cores, known for their fast response times and exceptional atomization. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications - Will require additional tuning or modifications.

Brand:
DeatschWerks - Corporate Logo
ES#:
2574525
Mfg#:
17U0110006
Ships in 1 Business Day
ON SALE! SAVE 10%
$639.00

This product was last offered at the strikethrough price on
07-02-2026

$575.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

750cc Performance Fuel Injector Set - Set of 6

ES#2574524 - 17U0107506 - 750cc Performance Fuel Injector Set - Set of 6 - Provide a significant increase in fuel flow over stock units, making them an essential upgrade for forced induction setups or high-compression builds. - DeatschWerks - BMW Porsche

Provide a significant increase in fuel flow over stock units, making them an essential upgrade for forced induction setups or high-compression builds. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications - Will require additional tuning or modifications.

Brand:
DeatschWerks - Corporate Logo
ES#:
2574524
Mfg#:
17U0107506
Ships in 1 Business Day
ON SALE! SAVE 10%
$639.00

This product was last offered at the strikethrough price on
07-02-2026

$575.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Fuel Injector Set

650cc per minute set of 6 fuel injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications - Will require additional tuning or modifications.

Brand:
DeatschWerks - Corporate Logo
ES#:
2574523
Mfg#:
17U0106506
Ships in 1 Business Day
ON SALE! SAVE 10%
$619.00

This product was last offered at the strikethrough price on
07-02-2026

$557.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

650cc Fuel Injector - Set of 6

ES#4492963 - IS801-0650H - 650cc Fuel Injector - Set of 6 - 6 Flow matched E85 compatible injectors - Fuel Injector Clinic - BMW

6 Flow matched E85 compatible injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuel Injector Clinic - Corporate Logo
ES#:
4492963
Mfg#:
IS801-0650H
Ships in 1 Business Day
$557.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner 4" Universal Double Wall Exhaust Tip W/ Polished Black Chrome Finish

ES#4464689 - 026374TMS02-08 - Turner 4" Universal Double Wall Exhaust Tip W/ Polished Black Chrome Finish - Stainless Steel exhaust tip featuring a 3.0 Inlet & a 4.0" Double Wall, Slant Cut Outlet - Turner Motorsport - BMW

Stainless Steel exhaust tip featuring a 3.0 Inlet & a 4.0" Double Wall, Slant Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4464689
Mfg#:
026374TMS02-08
Ships on Oct 29, 2026
Auto Notify
ON SALE!
$95.99

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

$91.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport E46 M3 Open Intake

ES#4615860 - 028521TMS01 - Turner Motorsport E46 M3 Open Intake - Increase flow and hear your S54 breathe with the Turner Open Intake System. The Turner intake flows over 200% greater than the factory airbox with OEM fitment! - Turner Motorsport - BMW

Increase flow and hear your S54 breathe with the Turner Open Intake System. The Turner intake flows over 200% greater than the factory airbox with OEM fitment! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4615860
Mfg#:
028521TMS01
Ships on Jul 22, 2026
ON SALE! SAVE 15%
$623.99

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

$530.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 14GPH

ES#4505337 - SN0-N1400 - Water/Methanol Nozzle - 14GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4505337
Mfg#:
SN0-N1400
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3.5" Mirror Chrome Swivel Exhaust Tips - Set of 4

ES#4715560 - 049478la03-01KT1 - 3.5" Mirror Chrome 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#:
4715560
Mfg#:
049478LA03-01KT1
In Stock
ON SALE!
$267.96

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

$254.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

4.0" Black Chrome Swivel Exhaust Tips - Set of 4

ES#4901436 - 049478LA01-02KT1 - 4.0" Black Chrome Swivel Exhaust Tips - Set of 4 - 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#:
4901436
Mfg#:
049478LA01-02KT1
In Stock
ON SALE! SAVE 10%
$279.99

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

$251.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3.5" Black Chrome Swivel Exhaust Tips - Set of 2

ES#4901433 - 049478LA03-02KT - 3.5" Black Chrome Swivel Exhaust Tips - Set of 2 - 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#:
4901433
Mfg#:
049478LA03-02KT
In Stock
ON SALE! SAVE 10%
$139.99

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

$125.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Dual Nozzle Upgrade Stainless Steel Braided Line

ES#4212781 - SN0-40040-BRD - Water/Methanol Dual Nozzle Upgrade Stainless Steel Braided Line - Install and additional water/methanol nozzle in any WMI system! - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Install and additional water/methanol nozzle in any WMI system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4212781
Mfg#:
SN0-40040-BRD
In Stock at Vendor
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler

ES#5457426 - UVM63MMTSTYLEX1 - Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457426
Mfg#:
UVM63MMTSTYLEX1
Ships in 1 Business Day
$499.99 USD
Free Shipping

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless

ES#4146850 - 026732TMS06-17 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless - Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Turner Motorsport - BMW MINI

Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146850
Mfg#:
026732TMS06-17
In Stock
ON SALE! SAVE 53%
$149.99

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

$70.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rally Road M50 Oil Cooler Cap Kit

Easily fit an external oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rally Road - Corporate Logo
ES#:
3490703
Mfg#:
RR0CCK
Ships on Jul 21, 2026
Starting at $217.99 USD
Customize
Free Shipping
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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