LIMITED SLIP DIFFERENTIAL 

• £1,683.00 AR011-HA

  OS Giken OS SuperLock LSD for Alfa Romeo F105 (Open)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,683.00 AR021-HA

  OS Giken OS SuperLock LSD for Alfa Romeo GTV 2000 Model - 2000cc

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,683.00 AR031-HA

  OS Giken OS SuperLock LSD for Alfa Romeo GTV 2000 Model - 1500cc

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,683.00 AR081-HA

  OS Giken OS SuperLock LSD for Alfa Romeo 1300cc/1600/1750cc

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 BM091-HA

  OS Giken OS SuperLock LSD for BMW E30 M3

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,705.00 BM143-HA

  OS Giken OS SuperLock LSD for BMW 318i E36

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 BM156-HA

  OS Giken OS SuperLock LSD for BMW E36 M3

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,705.00 BM225-HA

  OS Giken OS SuperLock LSD for BMW E46 318i

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 BM237-HA

  OS Giken OS SuperLock LSD for BMW E46 M3

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,035.00 BM531-HA

  OS Giken OS SuperLock LSD for BMW E92 135i/335i

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,178.00 CH051-HA

  OS Giken OS SuperLock LSD for Chevolet C4 Corvette & Dodge SR Viper

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,299.00 CH053-HA

  OS Giken OS SuperLock LSD for Chevrolet C5 & C6 Corvette

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 CH061-HA

  OS Giken OS SuperLock LSD for Chevrolet Camaro Gen5

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 CR031-HA

  OS Giken OS SuperLock LSD for Chrysler 300C V8 Gen1

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,299.00 DG182-HA

  OS Giken OS SuperLock LSD for Dodge ZB Viper

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 FD901-HA

  OS Giken OS SuperLock LSD for Ford 9in 28 Spline

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 FD902-HA

  OS Giken OS SuperLock LSD Ford 9in 31 Spline

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,838.00 FR241-HC

  OS Giken OS SuperLock LSD for Ferrari 550 Maranello

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 HA052-HA

  OS Giken OS SuperLock LSD for Acura DC2 Type R

  HONDA INTEGRA/CIVIC DC2 EK9 B18C B16B LSD Spec-S 3/50-336-6-6S MT only (8-C)

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• £1,595.00 HA081-HA

  OS Giken OS SuperLock LSD for Acura DC5 RSX-S

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,575.00 HA111-HA2

  OS Giken OS SuperLock LSD for Acura NA2 NSX (w/4.4 Final)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 LT012-HA

  OS Giken OS SuperLock LSD for Lotus Elise

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB011-HC

  OS Giken OS SuperLock LSD for Mercedes Benz E55 AMG/SLR

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,575.00 MB021-HC

  OS Giken OS TCD SuperLock LSD for Mercedes Benz CLS500/AMG

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB031-HC

  OS Giken OS TCD SuperLock LSD for Mercedes Benz C36 AMG

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB032-HC

  OS Giken OS TCD SuperLock LSD for Mercedes Benz 190E

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB191-HC

  OS Giken OS TCD SuperLock LSD for Mercedes Benz S350

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB221-HC

  OS Giken OS SuperLock LSD for Mercedes Benz 600SL

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB251-HC

  OS Giken OS TCD SuperLock LSD for Mercedes Benz 500E/320TE

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB261-HC

  OS Giken OS SuperLock LSD for Mercedes Benz W220 S65

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,465.00 MB271-HC

  OS Giken OS SuperLock LSD for Mercedes Benz R230 SL 65 AMG

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 MT031-HA

  OS Giken OS SuperLock LSD for Mitsubishi CP9A Lancer Evo 4-9

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 MZ091-HA

  OS Giken OS SuperLock LSD for Mazda NC MX-5

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 MZ101-HA

  OS Giken OS SuperLock LSD for Mazda RX-7 (Turbo-ALL)/RX-8

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 MZ072-HA

  OS Giken OS SuperLock LSD for Mazda NA/NB Miata

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 NS062-HA

  OS Giken OS SuperLock LSD for Nissan/Infiniti J30, Q45, ER34, S15

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,672.00 NS111-HA

  OS Giken OS SuperLock LSD for Nissan Z33 VQ35DE 350Z

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,672.00 NS112-HA

  OS Giken OS SuperLock LSD for Nissan Z33/34 350Z/370Z

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 NS081-HA

  OS Giken OS SuperLock LSD for Datsun S30 240Z

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,672.00 NS113-HA

  OS Giken OS SuperLock LSD Nissan Z33 350Z (AT)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,881.00 NS251-HA

  OS Giken OS SuperLock LSD Nissan R35 GT-R

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR013-HA

  OS Giken OS SuperLock LSD for Porsche 915/930 911 - Fine Spline

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 NS271-HA

  OS Giken OS SuperLock LSD for Nissan Y34 Cedric

  Nissan CEDRIC Y34 VQ30DET AT only LSD Spec-S 25/35-376-12-10S

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• £3,465.00 NS251-HC

  OS Giken OS SuperLock LSD for Nissan R35 GT-R

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 NS201-HA

  OS Giken OS SuperLock LSD Nissan BNR32/33 Skyline GT-R (Rear)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR014-HA

  OS Giken OS SuperLock LSD for Porsche 915/930 911 - Coarse Spline

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR061-HA

  OS Giken OS SuperLock LSD for Porsche 944

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR112-HA

  OS Giken OS SuperLock LSD for Porsche G50 Gearbox (all)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR121-HA

  OS Giken OS SuperLock LSD for Porsche 997 Aisin Transmission

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR122-HA

  OS Giken OS SuperLock LSD for Porsche 996/997 Turbo

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR132-HA

  OS Giken OS SuperLock LSD for Porsche 987 Boxster (2nd Gen)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR133-HA

  OS Giken OS SuperLock LSD for Porsche 986 Boxster S

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR131-HA

  OS Giken OS SuperLock LSD for Porsche 986 Boxster (1st Gen)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 MN024-HA

  OS Giken OS SuperLock LSD for Mini R50, R53, R56 Cooper S

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 MZ141-HA

  OS Giken OS SuperLock LSD for Mazda Mazdaspeed 3

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 NS201-HA01

  OS Giken OS SuperLock LSD Nissan BNR32/33 Skyline GT-R (Front)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR151-HA

  OS Giken OS SuperLock LSD for Porsche 987 Cayman S

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £3,102.00 PR152-HC

  OS Giken OS SuperLock LSD for Porsche PDK transmission (OEM OPEN DIFF)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 SB041-HA

  OS Giken OS SuperLock LSD for Subaru GDB(GRB) WRX STi - REAR

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,672.00 TY031-HA

  OS Giken OS SuperLock LSD for Toyota JZA80 Supra (AT)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,672.00 TY033-HA

  OS Giken OS SuperLock LSD for Toyota JZA80 Supra (6MT)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 TY131-HA

  OS Giken OS SuperLock LSD for Toyota SXE10 Altezza

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,035.00 TY391-HC

  OS Giken OS TCD SuperLock LSD for Lexus GSE21 IS350

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,695.00 TY401-HC

  OS Giken OS TCD SuperLock LSD for Lexus IS-F, IS-350, IS-250

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,408.00 TY311-HA4

  OS Giken OS SuperLock LSD for Toyota AE86 Corolla (kouki)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 FD882-HA

  OS Giken OS SuperLock LSD for Ford 8.8in IRS 28 Spline

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 FD881-HA

  OS Giken OS SuperLock LSD for Ford 8.8in IRS 31 Spline

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,408.00 TY311-HA3

  OS Giken OS SuperLock LSD for Toyota AE86 Corolla (zenki)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 FD895-HA

  OS Giken OS SuperLock LSD for Ford S550 Mustang

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR153-HA

  OS Giken OS SuperLock LSD for Porsche 981 Cayman S

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 TY511-HA

  OS Giken OS SuperLock LSD for Toyota V6 Sienna

  Toyota Sienna/Camry V6 U660 transmission

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• £1,595.00 MZ191-HA

  OS Giken OS SuperLock LSD for Mazda ND MX-5 (6MT)

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 NS291-HA

  OS Giken OS SuperLock LSD for Datsun 510

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £2,145.00 PR011-HA

  OS Giken OS SuperLock LSD for Porsche 901/915

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 FT191-HA

  OS Giken OS SuperLock LSD for Fiat Spyder 124S

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,815.00 TY391-HA

  OS Giken OS SuperLock LSD for Lexus GSE21 IS350

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,881.00 TY401-HA

  OS Giken OS SuperLock LSD for Lexus IS-F, IS-350, IS-250

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 TY421-HA

  OS Giken OS SuperLock LSD for Toyota FA20A GT86

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,595.00 SB041-HA01

  OS Giken OS SuperLock LSD for Subaru GDB(GRB) WRX STi - FRONT

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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• £1,782.00 TY171-HA

  OS Giken OS SuperLock LSD for Toyota 2ZZ-GE Celica

  The OS Giken Super Lock LSD uses our patented pressure ring design that allows for smooth, progressive locking. This design is a spline-through-side-gear design that allows for...

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