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BMW E46 M3 S54 3.2L

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BMW E46 M3 S54 3.2L LSD & Differential Upgrades

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Differential And LSD Tune

ES#4846087 - bm237haKT - Differential And LSD Tune - Upgrade to a better performing LSD also includes tune. - OS Giken - BMW

Upgrade to a better performing LSD also includes tune.

Brand:
OS Giken - Corporate Logo
ES#:
4846087
Mfg#:
BM237HAKT
Ships in 3 Business Days
$2100.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Differential Bushing - Front Position

ES#2748535 - 002447ECS02 - Performance Polyurethane Differential Bushing - Front Position - ECS engineered to improve power application and provide superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and provide superior service life over factory rubber bushings 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748535
Mfg#:
002447ECS02
In Stock
ON SALE! SAVE 25%
$66.99

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

$50.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Reinforced Billet Differential Cover Kit - 210/215mm

ES#4818925 - 049409LA - E46 M3 Reinforced Billet Differential Cover Kit - 210/215mm - Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler! - Turner Motorsport - BMW

Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4818925
Mfg#:
049409LA
Ships on Sep 23, 2026
ON SALE!
Starting at $1102.94 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Helical Limited Slip Differential

ES#2795260 - MF-TRS-05E39 - 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. - Team MFactory - BMW

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. *Any defects or warranty clams will have to go directly to Team M Factory*

Brand:
Team MFactory - Corporate Logo
ES#:
2795260
Mfg#:
MF-TRS-05E39
Back Ordered
$999.99 USD
Free Shipping
on orders $49 and up

Billet Diff Cover Replacement Drain Plug

ES#4699254 - 4835K45 - Billet Diff Cover Replacement Drain Plug - Extreme-Pressure Steel Plug With Hex Drive - Fluoroelastomer Rubber Gasket, 9/16"-18 UN/UNF Thread - Bremmen Parts - BMW

Extreme-Pressure Steel Plug With Hex Drive - Fluoroelastomer Rubber Gasket, 9/16"-18 UN/UNF Thread 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4699254
Mfg#:
4835K45
In Stock
ON SALE! SAVE 15%
$6.99

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

$5.93 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LSD- Tune For OS Giken Differential

Upgrade your OS Giken Differential with this Tune.

Brand:
OS Giken - Corporate Logo
ES#:
4846085
Mfg#:
LSD-TUNE
Ships in 3 Business Days
$150.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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Manufacturer names and/or part numbers are used only for identification purposes.

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