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BMW 135i Performance Parts & Upgrades

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N54/N55 Billet Oil Cooler Housing

ES#4809843 - 008731la01KT - N54/N55 Billet Oil Cooler Housing - Reduce oil temperatures with the upgraded billet housing and low-temp thermostat! Allows you to add an oil cooler to your vehicle that didn't have the factory option. - Turner Motorsport - BMW

Reduce oil temperatures with the upgraded billet housing and low-temp thermostat! Allows you to add an oil cooler to your vehicle that didn't have the factory option. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4809843
Mfg#:
008731LA01KT
Ships on Nov 12, 2026
Auto Notify
ON SALE! SAVE 25%
$343.99

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

$257.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbosmart Kompact EM Plumb Back Valve VR9

ES#4049607 - TS-0223-1292 - Turbosmart Kompact EM Plumb Back Valve VR9 - Plug and play diverter valve upgrade with plumb back design - TurboSmart - BMW

Plug and play diverter valve upgrade with plumb back design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TurboSmart - Corporate Logo
ES#:
4049607
Mfg#:
TS-0223-1292
In Stock
10% off MSRP

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

$309.99

This product was last offered at the strikethrough price on
07-05-2026

$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B16 PSS10 Coilover System - Standard Version

ES#248928 - 48-131636 - B16 PSS10 Coilover System - Standard Version - Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - BMW

Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
248928
Mfg#:
48-131636
In Stock
31% off MSRP

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

$3611.00

This product was last offered at the strikethrough price on
07-05-2026

$2499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Short Shifter V3 - Self Centering - Black Reverse Button

ES#3659944 - IRPSS-3BCS - Universal Short Shifter V3 - Self Centering - Black Reverse Button - All of the great performance features of the original V3 short shifter, but now with a return to center spring! - IRP - Individual Racing Parts - BMW

All of the great performance features of the original V3 short shifter, but now with a return to center spring! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
3659944
Mfg#:
IRPSS-3BCS
In Stock
$475.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mosselman Billet Oil Thermostat With Installation Kit

ES#4772311 - otn54.t85KT - Mosselman Billet Oil Thermostat With Installation Kit - The MSL thermostat ensures a cooler oil temperature which will result in more stable performance - Mosselman Turbosystems - BMW

The MSL thermostat ensures a cooler oil temperature which will result in more stable performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mosselman Turbosystems - Corporate Logo
ES#:
4772311
Mfg#:
OTN54.T85KT
Ships in 4 Business Days
$433.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

N54/N55 Muffler Delete - E82/E88 135

ES#4789482 - 039172LA01 - N54/N55 Muffler Delete - E82/E88 135 - Arguably THE BEST modification for your 135. No cutting necessary, Direct bolt-on for a complete transformation! - ECS - BMW

Arguably THE BEST modification for your 135. No cutting necessary, Direct bolt-on for a complete transformation! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4789482
Mfg#:
039172LA01
In Stock
ON SALE!
Starting at $263.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set of 2 Pairs - Std. Size

ES#4069250 - CR222SV - Connecting Rod Bearing Set of 2 Pairs - Std. Size - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Standard Size

Brand:
King - Corporate Logo
ES#:
4069250
Mfg#:
CR222SV
In Stock
$52.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spool Performance Helix HPFP Overdrive Unit

ES#4365382 - SP-54HX-1 - Spool Performance Helix HPFP Overdrive Unit - Safely get more from your HPFP without causing it to fail prematurely! - Spool Performance - BMW

Safely get more from your HPFP without causing it to fail prematurely! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spool Performance - Corporate Logo
ES#:
4365382
Mfg#:
SP-54HX-1
In Stock
$849.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Clutch Pedal

ES#2971409 - UCP301 - Ultimate Clutch Pedal - A must have for modern manual BMW's. Three different levels of adjustment and a crisp, solid pedal feel - Ultimate Clutch Pedal - BMW

A must have for modern manual BMW's. Three different levels of adjustment and a crisp, solid pedal feel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For LHD vehicles only

Brand:
Ultimate Clutch Pedal - Corporate Logo
ES#:
2971409
Mfg#:
UCP301
In Stock
$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54 2 PIN One-Piece CRANK HUB

ES#4423403 - CH-N54 - N54 2 PIN One-Piece CRANK HUB - This one-piece hub kit includes all the necessary components to successfully replace the stock OEM crank hub with the single-piece crank hub. The kit now includes Hardened crankshaft damper bolts at no additional charge. - Insane Performance - BMW

This one-piece hub kit includes all the necessary components to successfully replace the stock OEM crank hub with the single-piece crank hub. The kit now includes Hardened crankshaft damper bolts at no additional charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Insane Performance - Corporate Logo
ES#:
4423403
Mfg#:
CH-N54
Ships in 9 Business Days
Auto Notify
$999.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S55/N55 2 PIN One-Piece CRANK HUB

ES#4423401 - CH-2 PIN - S55/N55 2 PIN One-Piece CRANK HUB - The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel. - Insane Performance - BMW

The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Insane Performance - Corporate Logo
ES#:
4423401
Mfg#:
CH-2 PIN
Ships in 3 Business Days
$999.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Aluminized Silicone Water Pump Hose V2.0

ES#4265534 - 008286LA01 - ECS Aluminized Silicone Water Pump Hose V2.0 - The new and improved upgrade N52/N54/N55 owners have been waiting for. Get rid of that failure-prone water pump to thermostat hose. Updated for easier install. - ECS - BMW

The new and improved upgrade N52/N54/N55 owners have been waiting for. Get rid of that failure-prone water pump to thermostat hose. Updated for easier install. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4265534
Mfg#:
008286LA01
In Stock
ON SALE! SAVE 25%
$106.99

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

$80.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Dual Cone Intake - Red

ES#3603607 - BMS-N54-DCI-R - Performance Dual Cone Intake - Red - 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603607
Mfg#:
BMS-N54-DCI-R
EO#:
D-744-2
In Stock
$99.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motiv ReFlex+ Control Unit

ES#4810266 - 900.1001 - Motiv ReFlex+ Control Unit - Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits - Motiv Motorsports - BMW

Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810266
Mfg#:
900.1001
In Stock
$729.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Kit - 6 Speed Transmission

ES#2827229 - 21207603248 - Clutch Kit - 6 Speed Transmission - Worn and slipping clutches throw away horsepower and detract from your driving experience - LUK - BMW
ECS Tuning recommends this product.

Worn and slipping clutches throw away horsepower and detract from your driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Upgrade for 135i/335i/535i models from the 335is! Featuring a heavy duty clutch with more holding power and stock-like pedal feel. Excellent solution for

Brand:
LUK - Corporate Logo
ES#:
2827229
Mfg#:
21207603248
In Stock
$498.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Aluminum Performance Chargepipe - Tial BOV Flange & Tial Black BOV

ES#3603605 - BMS-N54-CP-WBOV - BMS Aluminum Performance Chargepipe - Tial BOV Flange & Tial Black BOV - Replace your flimsy, restrictive plastic chargepipe with this high flow charge pipe for a cost efficient upgrade! This pipe features an upgraded Tial BOV flange and includes a Black Tial BOV! - Burger Motorsports - BMW

Replace your flimsy, restrictive plastic chargepipe with this high flow charge pipe for a cost efficient upgrade! This pipe features an upgraded Tial BOV flange and includes a Black Tial BOV! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603605
Mfg#:
BMS-N54-CP-WBOV
In Stock
$479.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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