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BMW 135i Most Popular Parts

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Spline Lock Crank Hub Solution With Complete Package - N54

ES#4696162 - VTT-CRANKHUB-3 - Spline Lock Crank Hub Solution With Complete Package - N54 - A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. Spline Lock Crank Hub with Crank Bolt Capture, OEM bolt, OEM Oil pump sprocket, OEM oil sprocket retainer included. - Vargas Turbo Technologies - BMW

A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. Spline Lock Crank Hub with Crank Bolt Capture, OEM bolt, OEM Oil pump sprocket, OEM oil sprocket retainer included. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4696162
Mfg#:
VTT-CRANKHUB-3
Ships in 1-2 days
$939.99 USD
Free Shipping

Chromoly-Nitride Racing Flywheel

ES#3515033 - MF-TRS-09E92A - Chromoly-Nitride Racing Flywheel - 21LB steel single mass flywheel - Team MFactory - BMW

21LB steel single mass flywheel *Any defects or warranty clams will have to go directly to Team M Factory*
For vehicles with production date from 01/2009 with 6 bolt flywheel

Brand:
Team MFactory - Corporate Logo
ES#:
3515033
Mfg#:
MF-TRS-09E92A
In Stock
$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit - Standard Performance - N54

ES#4745231 - ARP-HSK-N54-S - ARP Head Stud Kit - Standard Performance - N54 - This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure - ARP - BMW

This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure

Brand:
ARP - Corporate Logo
ES#:
4745231
Mfg#:
ARP-HSK-N54-S
Back Ordered
$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Limited Slip Differential - 188 (Small Diff Housing)

ES#2917892 - 30309175WKWVT - Limited Slip Differential - 188 (Small Diff Housing) - Put all your power to the ground! *fits ratios of 3.15 and up* - Wavetrac - BMW

Put all your power to the ground! *​fits ratios of 3.15 and up* For Automatic Transmission for years 2008+

Brand:
Wavetrac - Corporate Logo
ES#:
2917892
Mfg#:
30309175WKWVT
Ships in 6 Business Days
$1245.99 USD
Free Shipping
on orders $49 and up

TPMS control unit Antenna TPMS

ES#2848508 - 36106868194 - TPMS control unit Antenna TPMS - Reads the TPMS to alert you if there is a flat - Genuine BMW - BMW

Reads the TPMS to alert you if there is a flat For vehicles with production date from 09/2010

Brand:
Genuine BMW - Corporate Logo
ES#:
2848508
Mfg#:
36106868194
In Stock
1% off MSRP

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

$313.00

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

$310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Clock Spring Assembly

ES#4316548 - 61319122509 - Clock Spring Assembly - Located in steering column - Bremmen Parts - BMW

Located in steering column 10X Entries Into Our F80 M3 Sweepstakes
For vehicles without a heated steering wheel.

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316548
Mfg#:
61319122509
In Stock
ON SALE! SAVE 20%
$127.99

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

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP2000 Head Stud Kit - N55

ES#4920389 - ARP-HSK-N55-S - ARP2000 Head Stud Kit - N55 - Ditch the Stock Head Bolts for a Set of Head Studs from ARP! - ARP - BMW

Ditch the Stock Head Bolts for a Set of Head Studs from ARP!

Brand:
ARP - Corporate Logo
ES#:
4920389
Mfg#:
ARP-HSK-N55-S
Ships in 3 Business Days
$743.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Slave Cylinder

ES#249122 - 21526785964 - Clutch Slave Cylinder - Located on the transmission - Genuine BMW - BMW

Located on the transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
249122
Mfg#:
21526785964
In Stock
3% off MSRP

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

$113.92

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

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B58 Ignition Coil Conversion Kit - Early N55

ES#4858896 - 053681LA - B58 Ignition Coil Conversion Kit - Early N55 - The ULTIMATE N55 ignition system upgrade! This plug-and-play conversion kit offers a 2.3x increase in spark energy and supports over 1000 HP. - Turner Motorsport - BMW

The ULTIMATE N55 ignition system upgrade! This plug-and-play conversion kit offers a 2.3x increase in spark energy and supports over 1000 HP. 10X Entries Into Our F80 M3 Sweepstakes
For Vehicles Produced Before 01/2011

Brand:
Turner Motorsport - Corporate Logo
ES#:
4858896
Mfg#:
053681LA
In Stock
ON SALE!
Starting at $413.09 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each (ZR5TPP33)

ES#2538491 - 12120037582 - Spark Plug - Priced Each (ZR5TPP33) - Keep your motor running smoothly, and avoid misfires with new spark plugs - Bosch - BMW
ECS Tuning recommends this product.

Keep your motor running smoothly, and avoid misfires with new spark plugs We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2538491
Mfg#:
12120037582
In Stock
$9.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Xtreme Sprung Street Performance Clutch Kit

ES#4305386 - BM14-XTSS - Xtreme Sprung Street Performance Clutch Kit - Perfect for aggressive street and moderate racing demands. Conservatively rated up to 520 ft/lbs torque capacity. - ACT - BMW

Perfect for aggressive street and moderate racing demands. Conservatively rated up to 520 ft/lbs torque capacity. Must be used with ACT or Turner Lightweight flywheel
For vehicles with production date 2008 - 2009

Brand:
ACT - Corporate Logo
ES#:
4305386
Mfg#:
BM14-XTSS
Ships in 1 Business Day
$927.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Subframe Bushings - 95A - E9x

ES#4304611 - 005686LA01KT - Polyurethane Subframe Bushings - 95A - E9x - Subframe bushings are a common failure point in the E9x chassis. Replace yours with our in-house engineered 95A Polyurethane bushings. These offer reduced deflection over stock and overall improves connection to the road. - ECS - BMW

Subframe bushings are a common failure point in the E9x chassis. Replace yours with our in-house engineered 95A Polyurethane bushings. These offer reduced deflection over stock and overall improves connection to the road. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4304611
Mfg#:
005686LA01KT
In Stock
ON SALE!
$286.99

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

$272.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Kit

ES#2581918 - ECSN54TMGKT - Timing Chain Kit - Everything you need to do a complete timing chain service using high quality aftermarket components - Assembled By ECS - BMW

Everything you need to do a complete timing chain service using high quality aftermarket components 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581918
Mfg#:
ECSN54TMGKT
Ships on Nov 16, 2026
ON SALE! SAVE 15%
$865.99

This product was last offered at the strikethrough price on
08-18-2026

$735.11 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ASA Bolt - M8x16

ES#20555 - 11237564511 - ASA Bolt - M8x16 - Crankshaft pulley bolt, 6 required per vehicle - Genuine BMW - BMW

Crankshaft pulley bolt, 6 required per vehicle

Brand:
Genuine BMW - Corporate Logo
ES#:
20555
Mfg#:
11237564511
In Stock
7% off MSRP

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

$18.28

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

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#3191627 - 12317561939 - Voltage Regulator - Get back on the road without having to swap an entire alternator. - Bosch - BMW
ECS Tuning recommends this product.

Get back on the road without having to swap an entire alternator. We Price Match - Give Us A Call or Chat! For vehicles with 180 AMP Bosch Alternator

Brand:
Bosch - Corporate Logo
ES#:
3191627
Mfg#:
12317561939
In Stock
$61.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 Performance Silicone Radiator Hose Kit - With OE Connectors

ES#5335373 - 018739LA02 - N55 Performance Silicone Radiator Hose Kit - With OE Connectors - Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! - ECS - BMW

Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5335373
Mfg#:
018739LA02
In Stock
ON SALE! SAVE 20%
$189.99

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

$151.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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