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BMW E90 335xi N55 3.0L

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BMW E90 335xi N55 3.0L Performance Engine Parts

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Fuel Pump Expansion Modules - Stage 4 W/ Boost Rerence Harness

ES#4883137 - 622-0246 - Fuel Pump Expansion Modules - Stage 4 W/ Boost Rerence Harness - Upgrade your Precision Raceworks fuel pump for greater fuel flow - Upgrades Stage 2 & 3 Pump - Precision Raceworks - BMW

Upgrade your Precision Raceworks fuel pump for greater fuel flow - Upgrades Stage 2 & 3 Pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883137
Mfg#:
622-0246
In Stock
$359.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - Performance & Direct Fit

Upgrade your intercooler to reduce charge temperatures and increase power - Capable of supporting up to 550whp! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2862838
Mfg#:
135335FMICKITDF
Ships in 7 Business Days
ON SALE! SAVE 20%
$449.00

This product was last offered at the strikethrough price on
06-25-2026

$359.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance Methanol Injection Ring

Choose either V-band or hose camp style rings to add methanol injection easily to almost any vehicle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4043246
Mfg#:
SN0-40111.40112
Ships in 2 Business Days
Starting at $0.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Motorsport Valve Service Kit

ES#4781648 - FMDv004S - Forge Motorsport Valve Service Kit - Service kit for FMDv004 - Forge - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Service kit for FMDv004 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
4781648
Mfg#:
FMDV004S
Back Ordered
Auto Notify
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4" Universal Exhaust Tip w/ Chrome Finish - Priced Each

ES#4265689 - 025823TMS05-01 - 4" Universal Exhaust Tip w/ Chrome Finish - Priced Each - Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265689
Mfg#:
025823TMS05-01
In Stock
ON SALE! SAVE 30%
$85.99

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

$59.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance Stage 1 Boost Cooler/Water Injection Kit

Perfect choice for low to medium boost setups (1-15 PSI) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4906297
Mfg#:
SN0-201
In Stock
Limited Qty Sale
$375.00

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

$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.75 Inlet - 3.5 OD - Stepped Right - Mirror

ES#4146845 - 026732TMS02-11 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.75 Inlet - 3.5 OD - Stepped Right - Mirror - Right - Mirror Slash Cut Exhaust Tip - 2.75 Inlet - 3.5 OD - Turner Motorsport - BMW MINI

Right - Mirror Slash Cut Exhaust Tip - 2.75 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#:
4146845
Mfg#:
026732TMS02-11
Ships on Jan 26, 2027
ON SALE! SAVE 10%
$124.99

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

$112.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3/8" Quick Disconnect Adapter With 1/8" NPT Port

ES#4811079 - 200.1105 - 3/8" Quick Disconnect Adapter With 1/8" NPT Port - Adapt Your 0-10 Bar Pressure Sensor to Your Ethanol Sensor With Ease! - Motiv Motorsports - BMW

Adapt Your 0-10 Bar Pressure Sensor to Your Ethanol Sensor With Ease! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4811079
Mfg#:
200.1105
In Stock
$24.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Intake Coupler

ES#3603597 - BMS-E-N55-INT-C - Upgraded Intake Coupler - Replace the thin factory boot with a thick silicone upgrade from Burger Motorsport! - Burger Motorsports - BMW

Replace the thin factory boot with a thick silicone upgrade from Burger Motorsport! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603597
Mfg#:
BMS-E-N55-INT-C
Ships in 1 Business Day
$24.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 1.5GPH

ES#4476206 - SN0-N0150 - Water/Methanol Nozzle - 1.5GPH - 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#:
4476206
Mfg#:
SN0-N0150
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Water Methanol Check Valve (Nylon Line)

ES#3469706 - sn0-8cv - High Flow Water Methanol Check Valve (Nylon Line) - Custom made with 100% methanol resistant stainless steel spring and EPDM seals ensuring zero corrosion even with high concentrations of methanol. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Custom made with 100% methanol resistant stainless steel spring and EPDM seals ensuring zero corrosion even with high concentrations of methanol. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
3469706
Mfg#:
SN0-8CV
Ships in 6 Business Days
$31.99 USD
Free Shipping
on orders $49 and up

Red High Temp Nylon Tubing - 20ft

ES#4339592 - SN0-8087 - Red High Temp Nylon Tubing - 20ft - Water Methanol Tubing - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Water Methanol Tubing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4339592
Mfg#:
SN0-8087
In Stock at Vendor
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Charge Pipe Kit

ES#4429874 - MMR02-0201 - Upper Charge Pipe Kit - Swap our your OEM plastic charge pipe for a reliable and performance geared option! - MMX Performance - BMW

Swap our your OEM plastic charge pipe for a reliable and performance geared option! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with N55 Engine

Brand:
MMX Performance - Corporate Logo
ES#:
4429874
Mfg#:
MMR02-0201
Ships in 2 Business Days
$308.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AFE Silver Bullet Throttle Body Spacer

ES#2985312 - 46-31007 - AFE Silver Bullet Throttle Body Spacer - Increase your performance with dyno proven gains - AFE - BMW

Increase your performance with dyno proven gains affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
2985312
Mfg#:
46-31007
EO#:
D-550-11
Ships in 2 Business Days
20% off MSRP

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

$173.75

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

$139.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Engine Mount - Stage 1

ES#3021911 - EBFI269E9F3S1 - BFI Engine Mount - Stage 1 - Provides the best compromise between performance and comfort for your mild street car. Priced each. - Black Forest Industries - BMW

Provides the best compromise between performance and comfort for your mild street car. Priced each. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021911
Mfg#:
EBFI269E9F3S1
Ships on Jul 21, 2026
$264.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IRP Isolated Aluminum Engine Mounts

ES#4389071 - IRPEM-9XAL - IRP Isolated Aluminum Engine Mounts - Solid aluminum with rubber isolation for longevity without harsh NVH - IRP - Individual Racing Parts - BMW

Solid aluminum with rubber isolation for longevity without harsh NVH affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
4389071
Mfg#:
IRPEM-9XAL
Special Order: No Guaranteed ETA
$264.99 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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