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BMW 135i Most Popular Parts

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3.46 Pumpkin With Helical LSD - 188 Diff (Small Case)

ES#2877643 - mf-trs-05e9234KT - 3.46 Pumpkin With Helical LSD - 188 Diff (Small Case) - Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. - Team MFactory - BMW

Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. Includes new pumpkin for a complete bolt-in replacement! Includes $650 refundable core charge.
For vehicles with automatic transmission

Brand:
Team MFactory - Corporate Logo
ES#:
2877643
Mfg#:
MF-TRS-05E9234KT
Ships on Nov 6, 2026
$2276.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.56 Pumpkin With Helical LSD

ES#3537550 - e92-215-256KT - 2.56 Pumpkin With Helical LSD - Price includes $500 core charge - Team MFactory - BMW

Price includes $500 core charge *Any defects or warranty clams will have to go directly to Team M Factory*
For vehicles with DCT transmission

Brand:
Team MFactory - Corporate Logo
ES#:
3537550
Mfg#:
E92-215-256KT
Ships in 9 Business Days
$3036.99

This product was last offered at the strikethrough price on
08-27-2026

$3035.00 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Clutch Kit - 6 Speed Transmission

ES#4000776 - 21208631999 - Clutch Kit - 6 Speed Transmission - Includes clutch disc, pressure plate, and clutch release bearing - LUK - BMW
ECS Tuning recommends this product.

Includes clutch disc, pressure plate, and clutch release bearing We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission only

Brand:
LUK - Corporate Logo
ES#:
4000776
Mfg#:
21208631999
In Stock
$454.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Transmission mount Set - Street/Track

ES#2718367 - 002705ECS01 - Polyurethane Transmission mount Set - Street/Track - 80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane. - ECS - BMW

80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2718367
Mfg#:
002705ECS01
Ships on Nov 18, 2026
ON SALE! SAVE 15%
$115.99

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

$98.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M Valve stem caps

ES#3251083 - 36122456427 - M Valve stem caps - A set of black caps featuring the ///M logo - Genuine BMW - BMW

A set of black caps featuring the ///M logo

Brand:
Genuine BMW - Corporate Logo
ES#:
3251083
Mfg#:
36122456427
In Stock
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 Aluminum Coolant Expansion Tank Relocation Kit - 135i

ES#3647096 - 021942TMS14 - N54 Aluminum Coolant Expansion Tank Relocation Kit - 135i - Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay! - Turner Motorsport - BMW

Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay! 10X Entries Into Our F80 M3 Sweepstakes
Compatible with factory/aftermarket cold side intakes as well as hot side intakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3647096
Mfg#:
021942TMS14
In Stock
ON SALE! SAVE 15%
$815.99

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

$693.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Return Line

ES#4772997 - 17127548230 - Heater Return Line - From the heater core to the expansion tank - Bremmen Parts - BMW

From the heater core to the expansion tank 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with automatic transmission

Brand:
Bremmen Parts - Corporate Logo
ES#:
4772997
Mfg#:
17127548230
In Stock
ON SALE! SAVE 15%
$101.99

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

$86.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3504771 - 17137640514 - Coolant Expansion Tank - Includes level sensor - Rein - BMW
ECS Tuning recommends this product.

Includes level sensor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3504771
Mfg#:
17137640514
In Stock
$70.99

This product was last offered at the strikethrough price on
06-22-2026

$70.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Sensor

ES#1929403 - 12617592532 - Oil Pressure Sensor - Relays vital information to the ECU. - Genuine BMW - BMW MINI

Relays vital information to the ECU.

Brand:
Genuine BMW - Corporate Logo
ES#:
1929403
Mfg#:
12617592532
In Stock
2% off MSRP

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

$66.05

This product was last offered at the strikethrough price on
10-21-2026

$64.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Adjustable Sway Bar End Link Kit

ES#3086273 - TRC10200 - Front Adjustable Sway Bar End Link Kit - Adjustable from 254mm-305mm - 10mm Ball End - SuperPro - BMW

Adjustable from 254mm-305mm - 10mm Ball End

Brand:
SuperPro - Corporate Logo
ES#:
3086273
Mfg#:
TRC10200
In Stock
$165.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Performance Motor Mount Set

ES#3143669 - 034-509-005X - Density Line Performance Motor Mount Set - Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts. - 034Motorsport - BMW

Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts. 2X Entries Into Our F80 M3 Sweepstakes
[Z4] - For Roadster Models Only

Brand:
034Motorsport - Corporate Logo
ES#:
3143669
Mfg#:
034-509-005X
In Stock
$264.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit - N55

ES#4447424 - 12138657273KT6 - Ignition Service Kit - N55 - Everything you need to service your ignition system - Assembled By ECS - BMW

Everything you need to service your ignition system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4447424
Mfg#:
12138657273KT6
In Stock
$271.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B58 Ignition Coil Upgrade Adapter Kit for a N55/S55

ES#4500164 - ICU-NS55-N5-PL - B58 Ignition Coil Upgrade Adapter Kit for a N55/S55 - Does not include Ignition Coils - Nexsys Motorsport - BMW

Does not include Ignition Coils Not forsale in the state of California!

Brand:
Nexsys Motorsport - Corporate Logo
ES#:
4500164
Mfg#:
ICU-NS55-N5-PL
Ships in 3 Business Days
$299.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Short-Shifter Kit

ES#3149099 - D550-1005 - Billet Short-Shifter Kit - Reduce shift throw without increased noise - civilized performance for the discerning enthusiast - Dinan - BMW

Reduce shift throw without increased noise - civilized performance for the discerning enthusiast Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
3149099
Mfg#:
D550-1005
Ships on Dec 1, 2026
ON SALE! SAVE 10%
$275.99

This product was last offered at the strikethrough price on
09-28-2026

$248.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 Ultimate Performance Ignition Service Kit - Brisk 1 Step Colder Plugs

ES#4690416 - N54IGNTKT - N54 Ultimate Performance Ignition Service Kit - Brisk 1 Step Colder Plugs - Full upgraded performance ignition service including Brisk 1 step colder spark plugs, dielectric grease and Turner ignition coils! - Turner Motorsport - BMW

Full upgraded performance ignition service including Brisk 1 step colder spark plugs, dielectric grease and Turner ignition coils! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4690416
Mfg#:
N54IGNTKT
In Stock
ON SALE!
$302.99

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

$299.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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