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BMW 135i Performance Parts & Upgrades

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K&N Performance Air Filter

ES#11293 - 33-2367 - K&N Performance Air Filter - Drop in performance air filter - K&N - BMW

Drop in performance air filter

Brand:
K&N - Corporate Logo
ES#:
11293
Mfg#:
33-2367
In Stock
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4660660 - D650-0002KT5 - Performance Ignition Service Kit - Everything you need for your ignition service upgrade - featuring black Dinan ignition coils - Dinan - BMW

Everything you need for your ignition service upgrade - featuring black Dinan ignition coils Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
4660660
Mfg#:
D650-0002KT5
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

Performance Main Bearing Set - N55

ES#4759214 - 5150-HPMBS-N55 - Performance Main Bearing Set - N55 - Performance Coated Main Bearing Set for the N55 Engine - Std. Size - 5150 Autosport - BMW

Performance Coated Main Bearing Set for the N55 Engine - Std. Size

Brand:
5150 Autosport - Corporate Logo
ES#:
4759214
Mfg#:
5150-HPMBS-N55
Ships in 3 Business Days
$549.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Expansion Modules - Stage 3

ES#4883145 - 601-0019 - Fuel Pump Expansion Modules - Stage 3 - Upgrade your existing Stage 2 or 2.5 Black Magic Parts bucketless pump - the stage 3 upgrade supports up to 1000whp! - Precision Raceworks - BMW

Upgrade your existing Stage 2 or 2.5 Black Magic Parts bucketless pump - the stage 3 upgrade supports up to 1000whp!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883145
Mfg#:
601-0019
In Stock
$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tubular Adjustable Front Anti-Roll Bar - 28mm

ES#3148957 - D120-0530 - Tubular Adjustable Front Anti-Roll Bar - 28mm - Save weight and fine-tune your handling - a high-end accessory for the discerning enthusiast - Dinan - BMW

Save weight and fine-tune your handling - a high-end accessory for the discerning enthusiast Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
3148957
Mfg#:
D120-0530
Ships in 5 Business Days
ON SALE! SAVE 10%
$599.99

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

$539.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Short shifter V3 - Black Reverse Button

ES#3477074 - IRPSS-3B - Universal Short shifter V3 - Black Reverse Button - A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank! - IRP - Individual Racing Parts - BMW

A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank!

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
3477074
Mfg#:
IRPSS-3B
Special Order: No Guaranteed ETA
$536.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Scratch and Dent Item

Act Clutch Kit - Heavy Duty Pressure Plate & Sprung Center Street Disc *Scratch And Dent*

ES#4845801 - BM14-HDSS - Act Clutch Kit - Heavy Duty Pressure Plate & Sprung Center Street Disc *Scratch And Dent* - ***Please see photos and description prior to ordering, all sales final.*** Can provide a 52% torque capacity increase of stock clutch. - Scratch & Dent - BMW

***Please see photos and description prior to ordering, all sales final.*** Can provide a 52% torque capacity increase of stock clutch. ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!

Brand:
Scratch & Dent - Corporate Logo
ES#:
4845801
Mfg#:
BM14-HDSS
In Stock
ON SALE! SAVE 34%
$804.00

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

$533.90 USD
Free Shipping
on orders $49 and up

Kohlefaser Luft-Technik Open-To-Enclosed Upgrade Kit

ES#3411481 - 000951ECS-UPKT - Kohlefaser Luft-Technik Open-To-Enclosed Upgrade Kit - Keep your engine bay and filters cleaner with this add-on upgrade - ECS - BMW

Keep your engine bay and filters cleaner with this add-on upgrade 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3411481
Mfg#:
000951ECS-UPKT
In Stock
Limited Qty Sale
$652.99

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

$528.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Basic Cooling System Upgrade Kit

ES#4759976 - 024797ECS03KT - Basic Cooling System Upgrade Kit - Bulletproof your N54 cooling system! - Assembled By ECS - BMW

Bulletproof your N54 cooling system! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4759976
Mfg#:
024797ECS03KT
In Stock
ON SALE! SAVE 18%
$637.99

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

$523.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

6mm Single Groove Valve Keeper - Set Of 24

ES#4716124 - KPR-6S-7-24 - 6mm Single Groove Valve Keeper - Set Of 24 - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves

Brand:
Supertech - Corporate Logo
ES#:
4716124
Mfg#:
KPR-6S-7-24
Ships in 5 Business Days
$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OPR V2 Oil Pressure Regulator

ES#4783119 - TS-0811-0012 - OPR V2 Oil Pressure Regulator - This return-less oil pressure regulator provides your turbocharger with rock solid oil pressure! - TurboSmart - BMW

This return-less oil pressure regulator provides your turbocharger with rock solid oil pressure!

Brand:
TurboSmart - Corporate Logo
ES#:
4783119
Mfg#:
TS-0811-0012
In Stock at Vendor
10% off MSRP

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

$189.99

This product was last offered at the strikethrough price on
10-22-2026

$170.99 USD
Free Shipping
on orders $49 and up

Wheel Stud Conversion Kit - Half Set

ES#2807087 - PRACH5KT6 - Wheel Stud Conversion Kit - Half Set - Make wheel changes faster and easier, enough to convert one axle - ECS - BMW

Make wheel changes faster and easier, enough to convert one axle 10X Entries Into Our F80 M3 Sweepstakes
Ideal for vehicles with up to 30mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2807087
Mfg#:
PRACH5KT6
In Stock
ON SALE! SAVE 15%
$98.99

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

$84.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M3/1M Front Control Arm Upgrade and Installation Kit

ES#5481196 - 31102283577KT5 - M3/1M Front Control Arm Upgrade and Installation Kit - Over time, factory bushings degrade, leading to sloppy handling, uneven tire wear, and a compromised driving experience. Restore that crisp, factory-fresh steering response and tight handling - Assembled By ECS - BMW

Over time, factory bushings degrade, leading to sloppy handling, uneven tire wear, and a compromised driving experience. Restore that crisp, factory-fresh steering response and tight handling 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481196
Mfg#:
31102283577KT5
Ships in 6 Business Days
$508.81

This product was last offered at the strikethrough price on
10-20-2026

$504.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Low Temp Oil Thermostat Kit - 70c

ES#4817856 - n54n55ltKT - N54/N55 Low Temp Oil Thermostat Kit - 70c - New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. - Assembled By ECS - BMW

New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817856
Mfg#:
N54N55LTKT
Back Ordered
ON SALE! SAVE 18%
$152.99

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

$125.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B58 Ignition Coil Conversion Kit

Everything you need to upgrade your N54 with B58 high-performance ignition coils!

Brand:
Midnight Motorsports - Corporate Logo
ES#:
4768505
Mfg#:
MM-B58-N54
Ships in 2 Business Days
Starting at $499.00 USD
Customize
Free Shipping
on orders $49 and up

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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