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BMW 135i Performance Parts & Upgrades

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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

Engine Main Bearing Kit - Standard Size

ES#3970225 - MB7776SI - Engine Main Bearing Kit - Standard Size - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! Standard Size

Brand:
King - Corporate Logo
ES#:
3970225
Mfg#:
MB7776SI
In Stock
13% off MSRP

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

$135.99

This product was last offered at the strikethrough price on
10-18-2026

$117.99 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 16, 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

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.

Brand:
Team MFactory - Corporate Logo
ES#:
2877643
Mfg#:
MF-TRS-05E9234KT
Ships on Nov 4, 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*

Brand:
Team MFactory - Corporate Logo
ES#:
3537550
Mfg#:
E92-215-256KT
Ships in 10 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

N54 Crank Seal Guard & Performance Kevlar-Reinforced Accessory Belt

ES#4876652 - 049453LA01-02KT8 - N54 Crank Seal Guard & Performance Kevlar-Reinforced Accessory Belt - Protect your engine from catastrophic damage and upgrade your accessory belt with this Enthusiast Bundle! - Enthusiast Bundles - BMW

Protect your engine from catastrophic damage and upgrade your accessory belt with this Enthusiast Bundle! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876652
Mfg#:
049453LA01-02KT8
Ships on Nov 12, 2026
ON SALE! SAVE 47%
$170.99

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

$91.08 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

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 6 Business Days
$299.99 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

ECS Aluminized Silicone Water Pump Hose - with clamps

ES#3659542 - 020414ecs01KT - ECS Aluminized Silicone Water Pump Hose - with clamps - The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose - ECS - BMW

The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3659542
Mfg#:
020414ECS01KT
In Stock
ON SALE! SAVE 25%
$113.99

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

$85.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4608492 - D650-0004KT2 - Performance Ignition Service Kit - Everything you need to service your ignition system, featuring blue Dinan performance ignition Coils! - Dinan - BMW

Everything you need to service your ignition system, featuring blue Dinan performance ignition Coils! Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
4608492
Mfg#:
D650-0004KT2
In Stock
ON SALE! SAVE 10%
$305.99

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

$275.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement BMS DCI Filters - Red

ES#4899179 - BMS-N54-DCIR-R - Replacement BMS DCI Filters - Red - High-flow replacement filters for N54 DCI, pre-oiled with clamps. - Burger Motorsports - BMW

High-flow replacement filters for N54 DCI, pre-oiled with clamps.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4899179
Mfg#:
BMS-N54-DCIR-R
Back Ordered
$79.00 USD
Free Shipping
on orders $49 and up

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

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