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BMW 135i Performance Parts & Upgrades

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ECS Tuning Front Sway Bar - 28mm

ES#2769930 - 007278ECS01A - ECS Tuning Front Sway Bar - 28mm - Eliminate excessive body roll, improve handling, and gain a more engaging driving experience. Use alone to reduce oversteer or pair with an upgraded rear bar. - ECS - BMW

Eliminate excessive body roll, improve handling, and gain a more engaging driving experience. Use alone to reduce oversteer or pair with an upgraded rear bar. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2769930
Mfg#:
007278ECS01A
In Stock
ON SALE! SAVE 10%
$330.99

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

$297.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Kohlefaser Luft-Technik Intake System

ES#2713282 - 000951ECS - Kohlefaser Luft-Technik Intake System - In-house engineered to maximize intake airflow for dyno-proven, industry-leading power gains: up to 18hp and 13ft-lbs of torque - at the wheels! - ECS - BMW

In-house engineered to maximize intake airflow for dyno-proven, industry-leading power gains: up to 18hp and 13ft-lbs of torque - at the wheels! 10X Entries For Our 25th Anniversary Sweepstakes!
Hand-laid carbon fiber construction for light weight and dramatic style.

Brand:
ECS - Corporate Logo
ES#:
2713282
Mfg#:
000951ECS
In Stock
ON SALE! SAVE 15%
$1150.99

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

$978.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Upper Charge Pipe - Powdercoated Black

ES#4428281 - 090754ECS09 - N55 Upper Charge Pipe - Powdercoated Black - Replaces your stock plastic charge pipe for improved flow, horsepower, reliability! - ECS - BMW

Replaces your stock plastic charge pipe for improved flow, horsepower, reliability! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4428281
Mfg#:
090754ECS09
Ships in 6 Business Days
ON SALE! SAVE 20%
$277.99

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

$222.39 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! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4608492
Mfg#:
D650-0004KT2
In Stock
$305.99 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! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
3149099
Mfg#:
D550-1005
In Stock
11% off MSRP

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

$310.99

This product was last offered at the strikethrough price on
08-21-2026

$275.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Dual Cone Intake - Blue

ES#3603606 - BMS-N54-DCI-B - Performance Dual Cone Intake - Blue - Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow! - Burger Motorsports - BMW

Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow! CARB certified for sale in all 50 states

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603606
Mfg#:
BMS-N54-DCI-B
EO#:
D-744-2
In Stock
$109.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Oil Catch Can - E9X

ES#3674652 - OCCN55 - N55 Oil Catch Can - E9X - Perfect for high boost applications. - Burger Motorsports - BMW

Perfect for high boost applications.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3674652
Mfg#:
OCCN55
In Stock
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 PURE750 Turbo Upgrade - PWG

ES#4658299 - N55Pure750PWG - N55 PURE750 Turbo Upgrade - PWG - Supports up to 600 HP with supplemental fueling upgrades! Experience increased flow and quicker spool! - Pure Turbos - BMW

Supports up to 600 HP with supplemental fueling upgrades! Experience increased flow and quicker spool! PWG models only

Brand:
Pure Turbos - Corporate Logo
ES#:
4658299
Mfg#:
N55PURE750PWG
Ships in 4 Business Days
$3107.99

This product was last offered at the strikethrough price on
07-13-2026

$3107.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Injen SP Series Cold Air Intake

ES#2500820 - sp1126wb - Injen SP Series Cold Air Intake - Wrinkle Black - Includes functional air scoop - Injen - BMW

Wrinkle Black - Includes functional air scoop CARB certified for sale in all 50 states

Brand:
Injen - Corporate Logo
ES#:
2500820
Mfg#:
SP1126WB
EO#:
D-476-8
In Stock at Vendor
$620.50 USD
Free Shipping
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 For Our 25th Anniversary 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

Turner Motorsport Front Control Arm Monoball Upgrade Kit

ES#3132731 - e9x0031313tKT - Turner Motorsport Front Control Arm Monoball Upgrade Kit - Comes with both OE curved and straight M arms as a complete assembled kit with bushings and hardware. - Turner Motorsport - BMW

Comes with both OE curved and straight M arms as a complete assembled kit with bushings and hardware. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3132731
Mfg#:
E9X0031313TKT
Ships in 5 Business Days
ON SALE! SAVE 20%
$1143.99

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

$915.19 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 in 10 Business Days
$2276.99 USD
Free Shipping
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 For Our 25th Anniversary 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

N55/S55 37cc Platinum Series Dish Piston Set

ES#4685603 - 647000C-6 - N55/S55 37cc Platinum Series Dish Piston Set - Upgrade to Manley's Platinum Series Pistons for increased performance! Stock 10.2:1 Compression Ratio - MANLEY - BMW

Upgrade to Manley's Platinum Series Pistons for increased performance! Stock 10.2:1 Compression Ratio Std. Size

Brand:
MANLEY - Corporate Logo
ES#:
4685603
Mfg#:
647000C-6
In Stock at Vendor
8% off MSRP

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

$1208.99

This product was last offered at the strikethrough price on
08-21-2026

$1111.99 USD
Free Shipping
on orders $49 and up

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
Auto Notify
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

Adjustable Front Sway Bar End Links - 255-315mm

ES#4932372 - 059091LA01 - Adjustable Front Sway Bar End Links - 255-315mm - An essential performance upgrade for lowered suspensions or a heavy-duty OE replacement. - ECS - BMW

An essential performance upgrade for lowered suspensions or a heavy-duty OE replacement. 10X Entries For Our 25th Anniversary Sweepstakes!
Measure before purchasing! This is for custom/lowered applications only and may not fit with stock springs/dampers. Range of adjustment: 255-315mm.

Brand:
ECS - Corporate Logo
ES#:
4932372
Mfg#:
059091LA01
In Stock
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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