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BMW 135i Performance Parts & Upgrades

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Black Market Parts (BMP) Transmission Cooler Fitting (Pair)

ES#4883052 - 2x601-0002 - Black Market Parts (BMP) Transmission Cooler Fitting (Pair) - The Black Market Parts Transmission Cooler Fitting, compatible with many BMWs, is a modular design that allows for easy connection to the factory lines for adding an aftermarket transmission cooler. Two are typically required. - Precision Raceworks - BMW

The Black Market Parts Transmission Cooler Fitting, compatible with many BMWs, is a modular design that allows for easy connection to the factory lines for adding an aftermarket transmission cooler. Two are typically required.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883052
Mfg#:
2X601-0002
In Stock
$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnum FORCE Stage-2 Pro 5R Cold Air Intake System

ES#3612892 - 54-31912 - Magnum FORCE Stage-2 Pro 5R Cold Air Intake System - An intake that adds style, power, and sound to your engine bay. - AFE - BMW

An intake that adds style, power, and sound to your engine bay.

Brand:
AFE - Corporate Logo
ES#:
3612892
Mfg#:
54-31912
In Stock
20% off MSRP

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

$335.00

This product was last offered at the strikethrough price on
08-22-2026

$268.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

18" APEX EC-7 Staggered Wheel Set

ES#3137258 - F22EC7188595 - 18" APEX EC-7 Staggered Wheel Set - Shed weight and add style with APEX wheels! 18x8.5" ET45/18x9.5" ET58. - APEX Wheels - BMW

Shed weight and add style with APEX wheels! 18x8.5" ET45/18x9.5" ET58.

Brand:
APEX Wheels - Corporate Logo
ES#:
3137258
Mfg#:
F22EC7188595
Ships in 7 Business Days
Starting at $1596.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" APEX EC-7 Staggered Wheel Set - Anthracite

ES#3137255 - F22EC7188595A - 18" APEX EC-7 Staggered Wheel Set - Anthracite - Shed weight and add style with APEX wheels! 18x8.5" ET45/18x9.5" ET58. - APEX Wheels - BMW

Shed weight and add style with APEX wheels! 18x8.5" ET45/18x9.5" ET58.

Brand:
APEX Wheels - Corporate Logo
ES#:
3137255
Mfg#:
F22EC7188595A
Ships in 7 Business Days
$1596.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - Full Set

ES#4413946 - PRA75CH5KT - Wheel Stud Conversion Kit - Full Set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles Ideal for vehicles with up to 15mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
4413946
Mfg#:
PRA75CH5KT
In Stock
ON SALE! SAVE 10%
$196.99

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

$177.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mounts - Solid Delrin Race

ES#3028139 - TDR9080BD2 - Rear Differential Mounts - Solid Delrin Race - An aggressive mount design for increased cornering feel, and improved suspension performance. - Turner Motorsport - BMW

An aggressive mount design for increased cornering feel, and improved suspension performance.

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028139
Mfg#:
TDR9080BD2
In Stock
ON SALE! SAVE 15%
$372.99

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

$317.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear EP24 "Enthusiast Performance" Brake Pad Set

ES#4739074 - EP24-1372 - Rear EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - BMW

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike.

Brand:
ECS - Corporate Logo
ES#:
4739074
Mfg#:
EP24-1372
In Stock
ON SALE! SAVE 20%
$163.99

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

$131.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pro Adjustable Front Sway Bar End Links - Pair

ES#3537056 - SPLFEE9X - Pro Adjustable Front Sway Bar End Links - Pair - Properly eliminate preload from your front sway bar. Made in the USA! - SPL Parts - BMW

Properly eliminate preload from your front sway bar. Made in the USA!

Brand:
SPL Parts - Corporate Logo
ES#:
3537056
Mfg#:
SPLFEE9X
In Stock
$224.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

18" APEX EC-7 Square Wheel Set

ES#3139175 - EC7188545X4 - 18" APEX EC-7 Square Wheel Set - Shed weight and add style with APEX wheels! 18x8.5" ET45. - APEX Wheels - BMW

Shed weight and add style with APEX wheels! 18x8.5" ET45.

Brand:
APEX Wheels - Corporate Logo
ES#:
3139175
Mfg#:
EC7188545X4
Ships in 6 Business Days
Starting at $1556.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SPEC Stage 4 Performance Clutch Kit With Billet Single Mass Flywheel

ES#4752610 - SB53A-2-STG-4KT - SPEC Stage 4 Performance Clutch Kit With Billet Single Mass Flywheel - Max torque capacity of 580 ft-lbs with SPEC Billet Flyhweel! - Assembled By ECS - BMW

Max torque capacity of 580 ft-lbs with SPEC Billet Flyhweel! For vehicles with production date up to 01/2009 With 8 Bolt Crankshaft
For vehicles with production date up to 01/2009 With 8 Bolt Crankshaft

Brand:
Assembled By ECS - Corporate Logo
ES#:
4752610
Mfg#:
SB53A-2-STG-4KT
Ships in 3 Business Days
$1555.99 USD
This product is lifetime replacement eligible Partial Replacement

N54 Performance Silicone Radiator Hoses

ES#4690094 - 008640LA01 - N54 Performance Silicone Radiator Hoses - Upper and lower radiator silicone coolant hose kit to upgrade from your stock rubber hoses. Includes stainless steel hose clamps. Made to re-use your factory connections. - ECS - BMW

Upper and lower radiator silicone coolant hose kit to upgrade from your stock rubber hoses. Includes stainless steel hose clamps. Made to re-use your factory connections.

Brand:
ECS - Corporate Logo
ES#:
4690094
Mfg#:
008640LA01
In Stock
ON SALE! SAVE 25%
$121.99

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

$91.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bucketed Performance Fuel Pump - Stage 4

ES#4883139 - 601-0114 - Bucketed Performance Fuel Pump - Stage 4 - Increased fueling for bigger power - Supports OVER 1300whp! - Precision Raceworks - BMW

Increased fueling for bigger power - Supports OVER 1300whp!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883139
Mfg#:
601-0114
Ships in 9 Business Days
$1549.99 USD
Free Shipping
on orders $49 and up

N55 Stage 1 Turbo Upgrade

ES#3449449 - N55-STG1 - N55 Stage 1 Turbo Upgrade - Upgraded internals in a new stock housing! Supports up to 425 horsepower at the wheels! - Vargas Turbo Technologies - BMW

Upgraded internals in a new stock housing! Supports up to 425 horsepower at the wheels!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3449449
Mfg#:
N55-STG1
Ships in 10 Business Days
ON SALE!
Starting at $0.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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.

Let us help you find the parts that fit your BMW

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