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BMW 135i Performance Parts & Upgrades

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RaceChip Tuning Module

ES#4349572 - RACECHIPN55 - RaceChip Tuning Module - Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip. Options for both harness types A and B - Race Chip - BMW

Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip. Options for both harness types A and B BMW used two different engine harnesses, please confirm if you have type A or B before ordering

Brand:
Race Chip - Corporate Logo
ES#:
4349572
Mfg#:
RACECHIPN55
Ships in 3 Business Days
Starting at $0.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

R-9280 Seat mount - priced each

ES#3426537 - R-9280 - R-9280 Seat mount - priced each - Fits driver or passenger side. Allows mounting of aftermarket seats to OE seat sliders. - Brey-Krause - BMW

Fits driver or passenger side. Allows mounting of aftermarket seats to OE seat sliders.

Brand:
Brey-Krause - Corporate Logo
ES#:
3426537
Mfg#:
R-9280
In Stock
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

R-9262 Seat mount - priced each

ES#3426533 - R-9262 - R-9262 Seat mount - priced each - Fits driver or passenger side. Allows mounting of aftermarket seats directly to the floor - Brey-Krause - BMW

Fits driver or passenger side. Allows mounting of aftermarket seats directly to the floor For Seats between 385mm and 409mm at the Mount Point

Brand:
Brey-Krause - Corporate Logo
ES#:
3426533
Mfg#:
R-9262
Special Order: No Guaranteed ETA
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

R-9260 Seat mount - priced each

ES#3426531 - R-9260 - R-9260 Seat mount - priced each - Fits driver or passenger side. Allows mounting of aftermarket seats directly to the floor - Brey-Krause - BMW

Fits driver or passenger side. Allows mounting of aftermarket seats directly to the floor For Seats between 435mm and 460mm at the Mount Point

Brand:
Brey-Krause - Corporate Logo
ES#:
3426531
Mfg#:
R-9260
Special Order: No Guaranteed ETA
$236.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

R-9292 Seat Mount - Priced Each

ES#3509528 - R-9292 - R-9292 Seat Mount - Priced Each - Fits driver or passenger side. Allows mounting of aftermarket bottom mount seats to OE seat sliders. - Brey-Krause - BMW

Fits driver or passenger side. Allows mounting of aftermarket bottom mount seats to OE seat sliders.

Brand:
Brey-Krause - Corporate Logo
ES#:
3509528
Mfg#:
R-9292
Special Order: No Guaranteed ETA
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

R-9261 Seat mount - priced each

ES#3426532 - R-9261 - R-9261 Seat mount - priced each - Fits driver or passenger side. Allows mounting of aftermarket seats directly to the floor - Brey-Krause - BMW

Fits driver or passenger side. Allows mounting of aftermarket seats directly to the floor For Seats between 410mm and 434mm at the Mount Point

Brand:
Brey-Krause - Corporate Logo
ES#:
3426532
Mfg#:
R-9261
Special Order: No Guaranteed ETA
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High-Performance Oil Thermostat Service Kit

ES#4765776 - 090743ECS09KT - High-Performance Oil Thermostat Service Kit - Includes low-temperature oil thermostat, anodized aluminum cover, and Liqui Moly Special-Tec LL oil service kit! - Assembled By ECS - BMW

Includes low-temperature oil thermostat, anodized aluminum cover, and Liqui Moly Special-Tec LL oil service kit! 10X Entries Into Our F80 M3 Sweepstakes
For 2008+ models only

Brand:
Assembled By ECS - Corporate Logo
ES#:
4765776
Mfg#:
090743ECS09KT
Back Ordered
Auto Notify
ON SALE!
$249.99

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

$230.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rennline 3 Piece Pedal Set - Black

ES#3552602 - P7160BLACK - Rennline 3 Piece Pedal Set - Black - Black finish with rubber grip - includes gas, clutch, and brake pedals - Rennline - BMW

Black finish with rubber grip - includes gas, clutch, and brake pedals For vehicles with manual transmission

Brand:
Rennline - Corporate Logo
ES#:
3552602
Mfg#:
P7160BLACK
Ships in 3 Business Days
$230.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GS2 Automatic Shift Knob - Black w/ Gray Alcantara

ES#4424385 - GS2-BMA-2SUF - GS2 Automatic Shift Knob - Black w/ Gray Alcantara - Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter. - Black Forest Industries - BMW

Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter.

Brand:
Black Forest Industries - Corporate Logo
ES#:
4424385
Mfg#:
GS2-BMA-2SUF
Ships on Sep 15, 2026
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GS2 Automatic Shift Knob - Black w/ Black Alcantara

ES#4424378 - GS2-BMA-2SU - GS2 Automatic Shift Knob - Black w/ Black Alcantara - Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter. - Black Forest Industries - BMW

Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter.

Brand:
Black Forest Industries - Corporate Logo
ES#:
4424378
Mfg#:
GS2-BMA-2SU
Ships on Sep 15, 2026
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High-Performance Oil Thermostat Service Kit

ES#4765756 - 090766ECS09KT - High-Performance Oil Thermostat Service Kit - Includes low-temperature oil thermostat, anodized aluminum cover, and Liqui Moly Special-Tec LL oil service kit! - Assembled By ECS - BMW

Includes low-temperature oil thermostat, anodized aluminum cover, and Liqui Moly Special-Tec LL oil service kit! 10X Entries Into Our F80 M3 Sweepstakes
For 2006-2007 models only

Brand:
Assembled By ECS - Corporate Logo
ES#:
4765756
Mfg#:
090766ECS09KT
Back Ordered
Auto Notify
ON SALE!
$245.99

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

$226.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

GS2 Automatic Shift Knob - Silver w/ Red Alcantara

ES#4424382 - GS2-BMA-2RU - GS2 Automatic Shift Knob - Silver w/ Red Alcantara - Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter. - Black Forest Industries - BMW

Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter.

Brand:
Black Forest Industries - Corporate Logo
ES#:
4424382
Mfg#:
GS2-BMA-2RU
Ships on Sep 15, 2026
$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GS2 Automatic Shift Knob - Silver w/ Black Alcantara

ES#4424377 - GS2-BMA-2U - GS2 Automatic Shift Knob - Silver w/ Black Alcantara - Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter. - Black Forest Industries - BMW

Just because your BMW doesn't have a third pedal, doesn't mean it should be stuck with some goofy shifter.

Brand:
Black Forest Industries - Corporate Logo
ES#:
4424377
Mfg#:
GS2-BMA-2U
Ships on Sep 15, 2026
$224.99 USD
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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Manufacturer names and/or part numbers are used only for identification purposes.

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