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BMW 135i Most Popular Parts

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Are your factory N54 turbos plagued by the dreaded wastegate rattle, or worse, starting to blow smoke? Don't just replace them, upgrade your ultimate driving machine with the ultimate DIY refresh kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481178
Mfg#:
13712247398KT3
In Stock
ON SALE!
$1869.48

This product was last offered at the strikethrough price on
06-19-2026

$1868.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4690392 - 97506IGNTKT - N54 N55 Performance Ignition Service Kit - NGK Colder Stepped Plugs - Everything needed for a performance ignition service including colder stepped spark plugs, dielectric grease and Turner ignition coils! Included plugs are one Step colder for N55, Two step colder for N54. - Turner Motorsport - BMW
ECS Tuning recommends this product.

Everything needed for a performance ignition service including colder stepped spark plugs, dielectric grease and Turner ignition coils! Included plugs are one Step colder for N55, Two step colder for N54. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes NGK 97506 which are one step colder than stock

Brand:
Turner Motorsport - Corporate Logo
ES#:
4690392
Mfg#:
97506IGNTKT
In Stock
ON SALE!
$313.99

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

$291.81 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4840279 - 13538616079v1KT - N54 Fuel Injector Replacement Kit - Index 12  - Includes latest revision N54 3.0L fuel injectors. Ideal replacement or upgrade for vehicles with fueling issues. - Vitesco Technologies - BMW

Includes latest revision N54 3.0L fuel injectors. Ideal replacement or upgrade for vehicles with fueling issues. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vitesco Technologies - Corporate Logo
ES#:
4840279
Mfg#:
13538616079V1KT
In Stock
$3059.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4039805 - 11517632426 - Water Pump - N54 and N55 engines are prone to water pump failure - replace every 60,000 miles. - Bavarian Autosport - BMW
ECS Tuning recommends this product.

N54 and N55 engines are prone to water pump failure - replace every 60,000 miles. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4039805
Mfg#:
11517632426
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 17%
$397.99

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

$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4690160 - RFXF02UI6 - Motiv ReFlex+ - Take your Inline-6 BMW to The Next Level With this all in one Tuning Solution! - Motiv Motorsports - BMW

Take your Inline-6 BMW to The Next Level With this all in one Tuning Solution! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4690160
Mfg#:
RFXF02UI6
In Stock
$859.00 USD
Free Shipping
on orders $49 and up
ES#4819062 - 13538616079 - Fuel Injector With Seal Ring - Index 12 - 13538616079 - Piezo-Electronic High pressure Fuel Injector Supplies Fuel From the Rail to the Cylinder - Vitesco Technologies - BMW

Piezo-Electronic High pressure Fuel Injector Supplies Fuel From the Rail to the Cylinder affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vitesco Technologies - Corporate Logo
ES#:
4819062
Mfg#:
13538616079
In Stock
12% off MSRP

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

$560.99

This product was last offered at the strikethrough price on
07-04-2026

$490.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4159745 - 11377603979KT - Valvetronic Actuator Replacement Kit  - Includes actuator, actuator gasket and valve cover gaskets - Assembled By ECS - BMW
ECS Tuning recommends this product.

Includes actuator, actuator gasket and valve cover gaskets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4159745
Mfg#:
11377603979KT
In Stock
ON SALE! SAVE 10%
$268.99

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

$241.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4623945 - 11127570292M - Aluminum Valve Cover - BMW N55 3.0L - Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay - Bremmen Parts - BMW
ECS Tuning recommends this product.

Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4623945
Mfg#:
11127570292M
In Stock
ON SALE! SAVE 20%
$352.99

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

$283.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4456858 - D650-0003 - N-Series Performance Ignition Coil - Red - A direct plug-and-play upgrade with up to 10% more energy output than stock! - Dinan - BMW MINI

A direct plug-and-play upgrade with up to 10% more energy output than stock! 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!

Brand:
Dinan - Corporate Logo
ES#:
4456858
Mfg#:
D650-0003
In Stock
10% off MSRP

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

$38.99

This product was last offered at the strikethrough price on
07-04-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3603428 - 47-269064  - 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#:
3603428
Mfg#:
47-269064
In Stock
$1099.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4758274 - 11367585425KT - VANOS Solenoid Valve Kit - Replace your VANOS solenoids and get your BMW back on the road - Assembled By ECS - BMW

Replace your VANOS solenoids and get your BMW back on the road affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4758274
Mfg#:
11367585425KT
In Stock
ON SALE! SAVE 25%
$136.99

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

$102.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3604207 - 11517632426KT10 - Ultimate Water Pump And Thermostat Kit - Replace your water pump & add strength to your cooling system! - Assembled By ECS - BMW
ECS Tuning recommends this product.

Replace your water pump & add strength to your cooling system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes ECS billet and silicone hoses and Redline Water Wetter

Brand:
Assembled By ECS - Corporate Logo
ES#:
3604207
Mfg#:
11517632426KT10
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 24%
$800.53

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

$607.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4758246 - 11127565284MKT - N54 Valve Cover Upgrade Kit - Replace your plastic valve cover with an aluminum valve cover for added strength and reliability - Assembled By ECS - BMW

Replace your plastic valve cover with an aluminum valve cover for added strength and reliability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4758246
Mfg#:
11127565284MKT
Ships in 1-2 days
ON SALE! SAVE 23%
$547.99

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

$419.23 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4140409 - TS-0223-1092 - Turbosmart Kompact EM BOV VR9 Dual Port - Plug and play diverter valve upgrade with dual port design - TurboSmart - BMW

Plug and play diverter valve upgrade with dual port design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TurboSmart - Corporate Logo
ES#:
4140409
Mfg#:
TS-0223-1092
In Stock
10% off MSRP

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

$350.99

This product was last offered at the strikethrough price on
07-04-2026

$315.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#250700 - N54OCI - Genuine BMW Oil Change Kit / Inspection I - N52, N54, N55 - Includes seven quarts of 5w-30 BMW synthetic engine oil, Hengst oil filter - Assembled By ECS - BMW
ECS Tuning recommends this product.

Includes seven quarts of 5w-30 BMW synthetic engine oil, Hengst oil filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Featuring the standard synthetic oil BMW engineers had in mind

Brand:
Assembled By ECS - Corporate Logo
ES#:
250700
Mfg#:
N54OCI
In Stock
ON SALE!
$106.67 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#3470581 - 11427566327mgKT - Liqui Moly MolyGen Oil Change Kit / Inspection I - Includes seven liters of Liqui Moly MolyGen 5w-40 synthetic engine oil, Hengst oil filter and new drain plug - Assembled By ECS - BMW

Includes seven liters of Liqui Moly MolyGen 5w-40 synthetic engine oil, Hengst oil filter and new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Next generation synthetic oil with up to 15% lower coefficient of friction. Glows green under UV light fo

Brand:
Assembled By ECS - Corporate Logo
ES#:
3470581
Mfg#:
11427566327MGKT
In Stock
ON SALE! SAVE 14%
$119.99

This product was last offered at the strikethrough price on
05-15-2026

$102.94 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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