OS Giken Differential And LSD Tune bm237haKT

Differential And LSD Tune

Upgrade to a better performing LSD, includes tune.
OS Giken OS Giken
T#: 34382136 | Part#: bm237haKT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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2100.00 $2100.00
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Est. Ship Date:
on Jul 16, 2026
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OS Giken Differential And LSD Tune bm237haKT
Differential And LSD Tune
$2100.00

Prop 65 WarningProp 65 Warning

Cross Reference
  • BM237-HA
Qty Description T# Part# Lifetime
1 E46 M3, E9X M3, E34 M5, E39 M5, Z4 M OS Giken Super Lock Limited Slip Differential Unit T#1387 BM237-HA YES
1 LSD Tune For OS Giken Differential T#34382134 LSD-TUNE~OSG YES

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MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW E34 M5 S38 3.5L Use vehicle selector to confirm fitment
BMW E39 M5 S62 5.0L Use vehicle selector to confirm fitment
BMW E46 M3 S54 3.2L Use vehicle selector to confirm fitment
BMW E90 M3 S65 4.0L Use vehicle selector to confirm fitment
BMW E92 M3 S65 4.0L Use vehicle selector to confirm fitment
BMW E93 M3 S65 4.0L Use vehicle selector to confirm fitment
BMW Z4 M Coupe S54 3.2L Use vehicle selector to confirm fitment
BMW Z4 M Roadster S54 3.2L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.