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
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
70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2859359
Mfg#:
002705ECS02A
In Stock
ON SALE!
SAVE 10%
$117.99
This product was last offered at the strikethrough price on 06-13-2026
Set of 6 DOT-compliant lines, manufactured by ECS Tuning to replace your standard rubber lines.
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Brand:
ES#:
250604
Mfg#:
E9X34KT
In Stock
ON SALE!
$234.99
This product was last offered at the strikethrough price on 06-13-2026
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:
ES#:
205205
Mfg#:
ECS#254KTWB
In Stock
ON SALE!
$178.99
This product was last offered at the strikethrough price on 06-13-2026
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:
ES#:
205206
Mfg#:
ECS#255KTWB
In Stock
ON SALE!
SAVE 15%
$201.93
This product was last offered at the strikethrough price on 06-13-2026
Supports up to 600 HP with supplemental fueling upgrades! Experience increased flow and quicker spool!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms PWG models only
The last shifter bushing you'll ever want and need!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3173697
Mfg#:
021012TMS02
In Stock
ON SALE!
SAVE 25%
$78.99
This product was last offered at the strikethrough price on 06-13-2026
Comes with both curved arms as a complete assembled kit with bushings and hardware.
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Brand:
ES#:
3028394
Mfg#:
TSUE9080QIS-ARMS
In Stock
ON SALE!
SAVE 20%
$745.99
This product was last offered at the strikethrough price on 06-13-2026
Connect to 1998-2018 BMW OBD2 systems with a laptop.
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Brand:
ES#:
4508968
Mfg#:
01KDCABLE
In Stock
$33.99
This product was last offered at the strikethrough price on 02-20-2026
Wirelessly connect your JB4 to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
Reduced caliper deflection, enhanced pedal feel, and improved pad wear. An excellent way to improve braking performance. Priced per axle.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Industry leading design for maximum performance with minimal maintenance!
Brand:
ES#:
2723829
Mfg#:
003326ECS01
In Stock
ON SALE!
SAVE 25%
$169.99
This product was last offered at the strikethrough price on 06-13-2026
Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Any defects or warranty claims will have to go directly to Team M Factory
Improve the comfort, performance, and style of your E9X! Includes all hardware needed for installation.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
5396578
Mfg#:
029309ECSKT
In Stock
ON SALE!
SAVE 10%
$1381.99
This product was last offered at the strikethrough price on 06-13-2026
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.
Lifetime Replacement
