The Ultimate Drivetrain Upgrades | E9X 335i/is N54
Making your BMW more capable on the street or track isn’t just a simple matter of increasing your horsepower or completely building your suspension. Some of the best improvements you can make are upgrades to your drivetrain to reduce deflection and improve throttle response. That’s why we have put together our list of the ultimate clutch, driveshaft, diff, shifter, bushing and mount upgrades all in one place for your BMW to achieve the ultimate driving experience.
The Ultimate Upgrades
Fits:
BMW E9X 335i/is N54 2006-2013
Stage 3 Performance Twin Disc Clutch Kit - 8-Bolt Single Mass Flywheel
Designed to hold 100 to 200% more torque capacity to the wheels. Good for 650 ft./lbs. of torque to the wheels.
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For vehicles with a production date up to 01/2009 with a 8 bolt flange
For vehicles with a production date up to 01/2009 with a 8 bolt flange
Brand:
ES#:
3617848
Mfg#:
MS-006-075
Stage 3 Performance Twin Disc Clutch Kit - 6-Bolt Single Mass Flywheel
Designed to hold 100 to 200% more torque capacity to the wheels. Good for 660 ft/lbs Torque to the wheels.
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For vehicles with production date from 01/2009 with 6 bolt flange
For vehicles with production date from 01/2009 with 6 bolt flange
Brand:
ES#:
3617847
Mfg#:
MS-006-074
Turner Motorsport Performance Lightweight Flywheel - Early N54
Improve throttle response, acceleration and clutch feel - More than 10 lbs of weight savings over OE!
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Brand:
ES#:
3551228
Mfg#:
000265TMS06
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Availability:
In Stock
In Stock
SPEC Stage 2+ Performance Clutch Kit (for SPEC single-mass flywheel)
Max torque capacity of 545ft lbs. *Requires Spec Flywheel*
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Brand:
ES#:
3034291
Mfg#:
SB533H-2
SPEC Stage 1 Performance Clutch Kit (for SPEC single-mass flywheel)
Max torque capacity of 430ft lbs. *Requires Spec Flywheel*
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Brand:
ES#:
3091142
Mfg#:
SB531-2
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Availability:
In Stock
In Stock
SPEC Billet Aluminum Single Mass Flywheel
Weight - 14lbs
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Will only work with Spec Clutches
Will only work with Spec Clutches
Brand:
ES#:
3091152
Mfg#:
SB53A-2
Ultimate Clutch Pedal
A must have for modern manual BMW's. Three different levels of adjustment and a crisp, solid pedal feel
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For LHD vehicles only
For LHD vehicles only
Brand:
ES#:
2971409
Mfg#:
UCP301
Turner Double Adjustable Short Shift Kit - E9X 335i/is & E8X 135i
Knob height and throw adjustable to fine tune your driving experience.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Featuring Quick Change rally lever extensions!
Featuring Quick Change rally lever extensions!
Brand:
ES#:
3612945
Mfg#:
013264TMS10
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Availability:
Back Ordered
Back Ordered
Billet Short-Shifter Kit
Reduce shift throw without increased noise - civilized performance for the discerning enthusiast
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3149099
Mfg#:
D550-1005
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Availability:
Ships on Dec 1, 2026
Ships on Dec 1, 2026
Universal Short shifter V3 - Black Reverse Button
A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3477074
Mfg#:
IRPSS-3B
Density Line Performance Transmission Mount Set
Increase performance and durability without sacrificing comfort - an ECS Tuning exclusive!
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3143399
Mfg#:
034-509-4050-SD
Polyurethane Transmission Mount Set - Street
70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2859359
Mfg#:
002705ECS02A
Polyurethane Transmission mount Set - Street/Track
80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2718367
Mfg#:
002705ECS01
Turner Motorsport Aluminum Solid Transmission Mounts
Designed for track use to eliminate deflection and drive line slop
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3438526
Mfg#:
017730TMS03
Complete Performance Polyurethane Differential Bushing Set - 95A
Engineered In-House to improve power delivery and handling, with a superior lifespan over soft OE rubber bushings
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4043203
Mfg#:
026709ECS09
Limited Slip Differential
Put all your power to the ground!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2847774
Mfg#:
30309170WKWVT
V2 Plate LSD With MFactory 3.08 Ring & Pinion
Put all your power to the ground, and eliminate one wheel drive. No machining required!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Any defects or warranty clams will have to go directly to Team M Factory
Any defects or warranty clams will have to go directly to Team M Factory
Brand:
ES#:
3200200
Mfg#:
MFTRS10E92KT
Helical Limited Slip Differential
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.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Any defects or warranty clams will have to go directly to Team M Factory
Any defects or warranty clams will have to go directly to Team M Factory
Brand:
ES#:
2795354
Mfg#:
MF-TRS-05E92
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Availability:
Ships in 4 Business Days
Ships in 4 Business Days
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!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
*Any defects or warranty clams will have to go directly to Team M Factory*
*Any defects or warranty clams will have to go directly to Team M Factory*
Brand:
ES#:
2834888
Mfg#:
MF-TRS-05E9230KT
3.08 Pumpkin With Metal plate LSD
Allows for traction at all times by providing the most power to the wheel with more grip
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Includes new pumpkin for a complete bolt-in replacement! Includes $500 refundable core charge.
Includes new pumpkin for a complete bolt-in replacement! Includes $500 refundable core charge.
Brand:
ES#:
3199830
Mfg#:
MF-TRS-10E9238KT
2.56 Pumpkin With Helical LSD
Price includes $500 core charge
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
*Any defects or warranty clams will have to go directly to Team M Factory*
*Any defects or warranty clams will have to go directly to Team M Factory*
Brand:
ES#:
3537550
Mfg#:
E92-215-256KT
3.46 Pumpkin With Helical LSD - 188 Diff (Small Case)
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.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Includes new pumpkin for a complete bolt-in replacement! Includes $650 refundable core charge.
Includes new pumpkin for a complete bolt-in replacement! Includes $650 refundable core charge.
Brand:
ES#:
2877643
Mfg#:
MF-TRS-05E9234KT
3.46 Pumpkin With Helical LSD - 215 Diff (Large Case)
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.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Includes new pumpkin for a complete bolt-in replacement! Includes $500 refundable core charge.
Includes new pumpkin for a complete bolt-in replacement! Includes $500 refundable core charge.
Brand:
ES#:
2999247
Mfg#:
MF-TRS-05E92XKT
Helical Limited Slip Differential - Final Ratio 3.15 or Greater
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.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Any defects or warranty claims will have to go directly to Team M Factory
For vehicles with manual or automatic transmission (Gear ratio=3.15:1)
Any defects or warranty claims will have to go directly to Team M Factory
For vehicles with manual or automatic transmission (Gear ratio=3.15:1)
Brand:
ES#:
2795472
Mfg#:
MF-TRS-05E46A
Metal Plate Limited-Slip Differential - 1.0 Way
Provides maximum traction and lock up when accelerating. Perfect for drift or drag racing situations or those looking to increase the sport feel of the car.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with an automatic transmission
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with an automatic transmission
Brand:
ES#:
2795267
Mfg#:
MF-TRS-10E90
Metal Plate Limited-Slip Differential - 1.5 Way
Maximum traction and control whether accelerating or decelerating. Locks axle shafts with a different ratio for each situation. Perfect Compromise between safety and sport.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with a manual or automatic transmission
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with a manual or automatic transmission
Brand:
ES#:
2795361
Mfg#:
MF-TRS-10E90A
Metal Plate Limited-Slip Differential - 1.5/2.0 Way
Provides maximum traction regardless of whether accelerating or decelerating offering the same lock up in both circumstances. Ideal for those looking for maximum sports car feel.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with an automatic or manual transmission with a Final Gear Ratio of 3.15 or greater
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with an automatic or manual transmission with a Final Gear Ratio of 3.15 or greater
Brand:
ES#:
2795404
Mfg#:
MF-TRS-10E90B
Performance Polyurethane Rear Differential Bushing Set - Rear Position
Transmit more power to the ground and eliminate driveline slop
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2651223
Mfg#:
PFR5-426
Performance Polyurethane Rear Differential Bushing Set - Front Position
Transmit more power to the ground and eliminate driveline slop
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2651068
Mfg#:
PFR5-425X2