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BMW 135i Performance Parts & Upgrades

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Ignition Service Kit

ES#4660641 - D650-0003KT2 - Ignition Service Kit - Everything you need to service your ignition system, featuring red Dinan performance ignition Coils! - Dinan - BMW

Everything you need to service your ignition system, featuring red Dinan performance ignition Coils! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4660641
Mfg#:
D650-0003KT2
In Stock
$319.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Performance Twin Disc Clutch Kit - Single Mass Flywheel

ES#3617849 - MS-006-076 - Stage 3 Performance Twin Disc Clutch Kit - Single Mass Flywheel - Designed to hold 100 to 200% more torque capacity to the wheels. - DKM - BMW

Designed to hold 100 to 200% more torque capacity to the wheels. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DKM - Corporate Logo
ES#:
3617849
Mfg#:
MS-006-076
In Stock at Vendor
$1299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#3690036 - E9XPIGSVKT - Performance Ignition Service Kit - Everything you need to service your ignition system including Bosch spark plugs and Bav Auto ignition coils - Assembled By ECS - BMW

Everything you need to service your ignition system including Bosch spark plugs and Bav Auto ignition coils affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3690036
Mfg#:
E9XPIGSVKT
In Stock
ON SALE! SAVE 19%
$275.99

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

$224.30 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spline Lock Crank Hub Solution w/ Crank Bolt Capture - N55 S55

ES#3620075 - VTT-CRANKHUB-1 - Spline Lock Crank Hub Solution w/ Crank Bolt Capture - N55 S55 - A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. Includes crank bolt capture. - Vargas Turbo Technologies - BMW

A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. Includes crank bolt capture. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3620075
Mfg#:
VTT-CRANKHUB-1
Ships in 7 Business Days
ON SALE! SAVE 15%
$889.99

This product was last offered at the strikethrough price on
07-02-2026

$756.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2R Single Sprung Ceramic Clutch Kit With Flywheel - 8 Bolt

ES#4765843 - XKBM24565-1R - Stage 2R Single Sprung Ceramic Clutch Kit With Flywheel - 8 Bolt - The XClutch Stage 2R Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 670 ft-lbs! - XClutch - BMW

The XClutch Stage 2R Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 670 ft-lbs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with Production Date Up to 01/09 with 8 Bolt Crank

Brand:
XClutch - Corporate Logo
ES#:
4765843
Mfg#:
XKBM24565-1R
In Stock
$1593.99 USD
Free Shipping

BR Series Coilover Suspension Kit

ES#3509405 - I-11-BR - BR Series Coilover Suspension Kit - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - BMW

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BC Racing - Corporate Logo
ES#:
3509405
Mfg#:
I-11-BR
Ships in 5 Business Days
4% off MSRP

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

$1245.00

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

$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VRSF High Flow Catted Downpipe

ES#3984914 - 10902016 - VRSF High Flow Catted Downpipe - 3.5" Ceramic Coated Catted Downpipe - VRSF - BMW

3.5" Ceramic Coated Catted Downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VRSF - Corporate Logo
ES#:
3984914
Mfg#:
10902016
In Stock
$489.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Billet Cylinder Head Outlet Hose Adapter

ES#3552811 - 024797ECS01 - ECS Billet Cylinder Head Outlet Hose Adapter - Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter. - ECS - BMW

Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3552811
Mfg#:
024797ECS01
In Stock
ON SALE! SAVE 25%
$76.99

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

$57.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VRSF 3" Stainless Steel Catted Downpipes

ES#3984909 - 10902011 - VRSF 3" Stainless Steel Catted Downpipes - 3" Stainless Steel Downpipes with High Flow Catalytic Converter - VRSF - BMW

3" Stainless Steel Downpipes with High Flow Catalytic Converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VRSF - Corporate Logo
ES#:
3984909
Mfg#:
10902011
In Stock
$529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 10mm

ES#205204 - ECS#253KTWB - Wheel Spacer & Bolt Kit - 10mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW - ECS - BMW

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
205204
Mfg#:
ECS#253KTWB
In Stock
ON SALE! SAVE 25%
$178.99

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

$134.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Low-Pressure Bucketless Fuel Pump - Stage 3

ES#4465071 - 601-0018 - Low-Pressure Bucketless Fuel Pump - Stage 3 - Increased fueling for bigger power - supports up to 1050whp! Modular design for future upgrades! - Precision Raceworks - BMW

Increased fueling for bigger power - supports up to 1050whp! Modular design for future upgrades! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4465071
Mfg#:
601-0018
In Stock
$549.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3.08 Ring/Pinion With Helical Limited-Slip Differential

ES#2834888 - mf-trs-05e9230KT - 3.08 Ring/Pinion With Helical Limited-Slip Differential - Put all your power to the ground, and eliminate one wheel drive. Includes $600 refundable core charge. No machining required! - Team MFactory - BMW

Put all your power to the ground, and eliminate one wheel drive. Includes $600 refundable core charge. No machining required! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Any defects or warranty clams will have to go directly to Team M Factory*
For vehicles with a manual Transmission. Includes new Ring & Pinion for bolt-on Performance!

Brand:
Team MFactory - Corporate Logo
ES#:
2834888
Mfg#:
MF-TRS-05E9230KT
Ships in 6 Business Days
$2800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT Complete N54 Coolant Hose Kit

ES#4045621 - VTT-N54-COOLANT- - VTT Complete N54 Coolant Hose Kit - A complete upgrade to the weak factory hoses. - Vargas Turbo Technologies - BMW

A complete upgrade to the weak factory hoses. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4045621
Mfg#:
VTT-N54-COOLANT-
Ships on Jul 21, 2026
Auto Notify
ON SALE! SAVE 15%
$469.99

This product was last offered at the strikethrough price on
07-02-2026

$399.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034 Motorsport Density M3 Arms

ES#4158729 - 034-401-1065 - 034 Motorsport Density M3 Arms - A complete, drop-in replacement for factory control arms for both M and Non-M models. - 034Motorsport - BMW

A complete, drop-in replacement for factory control arms for both M and Non-M models. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4158729
Mfg#:
034-401-1065
In Stock
ON SALE! SAVE 10%
$381.00

This product was last offered at the strikethrough price on
06-28-2026

$342.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Rod Bearing Set - N52/N54/N55/S55

ES#4845639 - N5X-WPC-RB - WPC-Treated Race Series Rod Bearing Set - N52/N54/N55/S55 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845639
Mfg#:
N5X-WPC-RB
In Stock
ON SALE! SAVE 20%
$519.99

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

$415.99 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.

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