Interior Upgrades & Accessories

Personalise your driving space with car interior upgrades and accessories from Speed Science. Explore steering wheels, boss kits, quick release hubs, shift knobs, shifters and shift boots, alongside race seats, seat rails, harnesses and harness bars.

Find gauges, shift lights, switch panels and dash accessories to complete your setup, plus pedals, pedal boxes and hydraulic handbrakes. Check individual product listings for vehicle compatibility, mounting requirements and specifications before choosing parts for your build.

  • PCI Adjustable Seat Mount Kit - EK-Seat Rails & Brackets-Speed Science

    PCI Adjustable Seat Mount Kit - EK

    Pro Car Innovations
    $718.58 NZD

    Wondering how to mount that new race seat?  Pro Car Innovations Adjustable Seat Mounts takes the guessing game out of this install. Finding the co...

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    $718.58 NZD
  • GFB Manifold Boost Gauge Port - VW Golf Mk5 / Mk6

    GFB Manifold Boost Gauge Port - VW Golf Mk5 / Mk6

    Go Fast Bits
    $99.90 NZD

    The Gfb Vag Mk5/6 Boost Gauge Tap Provides A Neat & Easy Manifold Pressure Reference Port For 2.0 Tsi/fsi Engines. 10 second installation! Sin...

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    $99.90 NZD
  • Torque Solution Billet 3" Shifter Extension: Mitsubishi Evo & All Manual Shifters 10x1.25 Thread Pitch

    Torque Solution Billet 3" Shifter Extension: Mitsubishi Evo & All Manual Shifters 10x1.25 Thread Pitch

    Torque Solution
    $42.53 NZD

    Torque Solution Billet 3" Shifter ExtensionApplications: ALL 10x1.25 Shifters Torque Solution Shifter Extensions are used to raise the gear shift k...

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    $42.53 NZD
  • EPMAN Adjustable Billet Drift E-Brake
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    EPMAN Adjustable Billet Drift E-Brake

    EPMAN
    $297.56 NZD

    Adjustable Billet Hydraulic Handbrake.  Universal fitment CNC machined from Billet Aluminum  Ability to use most Push or Pull type remote master ...

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    $297.56 NZD
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  • K-Tuned Shifter Box Bushings - DC5/EP3/CL7-9-Shifter Mounting-Speed Science

    K-Tuned Shifter Box Bushings - DC5/EP3/CL7-9

    K-Tuned
    $58.26 NZD

    Securely mounts any of the above K-Series shifter boxes. The OEM bushings are rubber, this upgrade takes away any movement when mounting your shift...

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    $58.26 NZD
  • Tegiwa 360 Degree Shifter Extension-Shifters-Speed Science

    Tegiwa 360 Degree Shifter Extension

    Tegiwa
    $155.93 NZD

    Manufactured here in the UK from 6082 billet aluminium and 303 stainless steel. This shift extension is as good as it gets with fully customisable...

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    $155.93 NZD
  • SpeedFactory Racing K Series Shift Selector-Shifters-Speed Science

    SpeedFactory Racing K Series Shift Selector

    SpeedFactory
    $654.50 NZD

    SpeedFactory Racing K Series Shift SelectorThe new SpeedFactory K-Series Shift Selector is the long-awaited solution to the weak cast factory pi...

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    $654.50 NZD
  • Revo Technica Full Short Shift Assembly - DC5-Shifters-Speed Science

    Revo Technica Full Short Shift Assembly - DC5

    Revo Technica
    $299.00 NZD

    This short shifter reduces the throw by 40% over the original shifter. By reducing the shift throw, the shifter offers a much faster, precise and...

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    $299.00 NZD
  • PLM Adjustable Shifter B/D Series-Shifters-Speed Science

    PLM Adjustable Shifter B/D Series

    PLM
    $306.76 NZD

    The Private Label Mfg Fully Adjustable shifter is constructed with high quality alloy steel for maximum durability and reliability to ensure the ...

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    $306.76 NZD
  • MOMO MOD.78 STEERING WHEEL 320MM LEATHER
    Sold out

    MOMO MOD.78 STEERING WHEEL 320MM LEATHER

    MOMO
    $449.00 NZD

    The MOMO MOD.78 racing steering wheel is designed for use in GT and saloon cars. This extremely popular steering wheel is finished in quality black...

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    $449.00 NZD
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  • GrimmSpeed Shift Knob Stainless Steel - Subaru

    GrimmSpeed Shift Knob Stainless Steel - Subaru

    GrimmSpeed
    from $138.29 NZD

    Perfect size and weight for the perfect shift, every time. The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermark...

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    from $138.29 NZD
  • Autogauge 2" Blue LED Oil Pressure Gauge (PSI)

    Autogauge 2" Blue LED Oil Pressure Gauge (PSI)

    Autogauge
    $105.00 NZD

    Part Number: 52AOPBLSWL270-SM Electrical gauge. 52mm - Stepper motor - Blued LED - Opening Ceremony - Warning Light. Each gauge comes with its own ...

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  • Autogauge 2" AU Smoked Oil Pressure Gauge (PSI)
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    Autogauge 2" AU Smoked Oil Pressure Gauge (PSI)

    Autogauge
    $55.00 NZD

    Part Number: AU-OPSWL270-SM Electrical Gauge. Accurate. Great value for money. Mounting accessories are additional.Please note: The image shows BA...

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    $55.00 NZD
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  • ADDCO - 52mm Smoke Face Car Auto Bar Turbo Boost Gauge Meter With Sensor And Holder

    ADDCO - 52mm Smoke Face Car Auto Bar Turbo Boost Gauge Meter With Sensor And Holder

    ADDCO
    $70.00 NZD

    Epman - 52mm Universal Turbo Boost Gauge Meter With Sensor And Holder LED 7 Colours Product Description:Item name: Turbo Boost GaugeDiameter: 52mmC...

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    $70.00 NZD
  • Aeromotive 0-100 psi Fuel Pressure Gauge
    Sale

    Aeromotive 0-100 psi Fuel Pressure Gauge

    Aeromotive
    Original Price $120.74 NZD
    Current Price $114.70 NZD

    Fuel Pressure Gauge 1.5” Diameter 1/8″ NPT Male Connection 0-100 PSI Pressure Range Liquid Filled For Durability Integral Equalizer Valve Ensures ...

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    Original Price $120.74 NZD
    Current Price $114.70 NZD
    Sale
  • HKB Sports Boss Kit - Nissan S15/R34/C35 (Airbag)

    HKB Sports Boss Kit - Nissan S15/R34/C35 (Airbag)

    HKB
    $262.90 NZD

    Brand: HKB SportsProduct : Boss Kit Hub Adapter - ON-228Part Number: ON-228 Nissan Bassara JHU30 VQ30DE (11/1999-07/2001)Nissan Bassara JHU30 ...

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    $262.90 NZD
  • HKB Boss Kit - Odyssey RA1/2-Boss Kits-Speed Science

    HKB Boss Kit - Odyssey RA1/2

    HKB
    $94.99 NZD

    HKB Japan is known worldwide as having the best quality boss kits in the market. When you purchase an aftermarket steering wheel you will be needi...

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    $94.99 NZD
  • NRG Innovations Short Hub Boss Kit - EF/DA

    NRG Innovations Short Hub Boss Kit - EF/DA

    NRG Innovations
    $287.43 NZD

    Please ask us about ordering this product.NRG Innovation has developed another complement to our quick release steering kits. These units were desi...

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  • PCI Slider Seat Mount Bracket & Rail Kit - FD Civic

    PCI Slider Seat Mount Bracket & Rail Kit - FD Civic

    Pro Car Innovations
    $577.04 NZD

    Wondering how to mount that new race seat?  Pro Car Innovations Racing Spec Seat Mounts takes the guessing game out of this install. Finding the c...

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    $577.04 NZD
  • HKB Sports Boss Kit - Honda (Older Models)

    HKB Sports Boss Kit - Honda (Older Models)

    HKB
    $97.90 NZD

    HKB Boss Kit – Most Old Hondas Pre 88 HKB Japan is known worldwide as having the best quality boss kits in the market. When you purchase an afterma...

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    $97.90 NZD
  • Turbosmart Boost Gauge 0-2 BAR 52mm - 2 1/16"

    Turbosmart Boost Gauge 0-2 BAR 52mm - 2 1/16"

    Turbosmart
    $91.49 NZD

    Turbosmart mechanical boost gauge is the perfect accessory for any of our Gated Boost Control Valves Featuring simple mechanical operation, a blac...

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    $91.49 NZD
  • COBB Mazda Weighted Shift Knob

    COBB Mazda Weighted Shift Knob

    COBB
    $210.62 NZD

    The Weighted COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet stainless steel base/insert provides a weight ...

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    $210.62 NZD
  • Turbosmart Boost Reference Adapter - Mazda BT50/Ford Ranger - Black

    Turbosmart Boost Reference Adapter - Mazda BT50/Ford Ranger - Black

    Turbosmart
    $84.87 NZD

    Boost Reference Adapter – Suits Mazda BT-50 (2011-on) and Ford Ranger PX/PX2Turbosmart’s Boost Reference Adapters (BRAs) allow access to a reliabl...

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    $84.87 NZD
  • AutoMeter Dash Top, Triple, 2-1/16", Subaru Impreza/Wrx/Sti 02-07
    Sold out

    AutoMeter Dash Top, Triple, 2-1/16", Subaru Impreza/Wrx/Sti 02-07

    AutoMeter
    $173.94 NZD

    Made with high quality, durable material, AutoMeter gauge pods are the perfect fit for your gauge mounting needs. Our pods seamlessly integrate g...

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    $173.94 NZD
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  • COBB Subaru 6-Speed Double Adjustable Short Throw Shifter - 07-09 Legacy Spec B

    COBB Subaru 6-Speed Double Adjustable Short Throw Shifter - 07-09 Legacy Spec B

    COBB
    $455.10 NZD

    Designed using CAD technology, the COBB Blue anodized billet shifter body is CNC machined from 6061 Aluminum. Like our original design, the shift...

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    $455.10 NZD
  • COBB Subaru 5-Speed Double Adjustable Short Throw Shifter

    COBB Subaru 5-Speed Double Adjustable Short Throw Shifter

    COBB
    $373.42 NZD

    Designed using CAD technology, the COBB Black anodized billet shifter body is CNC machined from 6061 Aluminum. Like our original design, the shif...

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    $373.42 NZD
  • Hybrid Racing Shifter Base Bushing - EP3

    Hybrid Racing Shifter Base Bushing - EP3

    Hybrid Racing
    $85.08 NZD

    Hybrid Racing replacement shifter base bushings are designed to improve shifting precision and eliminate the soft OEM rubber bushings that cause sl...

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    $85.08 NZD
  • Hybrid Racing Adjustable Short Shifter Assembly - FK8 Civic

    Hybrid Racing Adjustable Short Shifter Assembly - FK8 Civic

    Hybrid Racing
    $978.63 NZD

    Praised for being one of the best stock shifters in the automotive industry, improving on Honda’s design can sometimes be a challenging task. When ...

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    $978.63 NZD
  • K-Tuned Billet Shifter - CL7/9 & (B Series AWD)

    K-Tuned Billet Shifter - CL7/9 & (B Series AWD)

    K-Tuned
    from $91.20 NZD

    As noted above, you'll see we have a listing for the K20Z3 transmission. We accomplished this by designing the shifter with two different cable mou...

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    from $91.20 NZD
  • ASR Dog Bone Shifter Relocator-Shift Extenders-Speed Science

    ASR Dog Bone Shifter Relocator

    ASR
    $111.44 NZD

    The ASR Shifter Relocator (aka. Dog Bone Shifter) was designed with the idea of optimal driver position. Made out of high grade 6061-T6 Aluminum i...

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    $111.44 NZD
  • BLOX Racing Short Shifter - Single bend, EF/EG/EK/DA

    BLOX Racing Short Shifter - Single bend, EF/EG/EK/DA

    BLOX Racing
    $223.39 NZD

    BLOX Racing billet short shifters are made from high quality and high strength alloy steel.  Each short shifter features a non-binding bearing that...

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    $223.39 NZD
  • K-Tuned Shifter Mounting Kit - DC5 Shifter-Shifter Mounting-Speed Science

    K-Tuned Shifter Mounting Kit - DC5 Shifter

    K-Tuned
    $380.11 NZD

    Applications: EG, DC2, EK Here is the K-Tuned Shifter Mounting Kit. They had this part on the back burner for quite a few years, but were motivated...

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    $380.11 NZD
  • MOMO MOD.78 STEERING WHEEL 350MM SUEDE

    MOMO MOD.78 STEERING WHEEL 350MM SUEDE

    MOMO
    $449.00 NZD

    The MOMO MOD.78 racing steering wheel is designed for use in GT and saloon cars. This extremely popular steering wheel is finished in quality black...

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    $449.00 NZD
  • MOMO MOD.78 STEERING WHEEL 350MM LEATHER
    Sold out

    MOMO MOD.78 STEERING WHEEL 350MM LEATHER

    MOMO
    $449.00 NZD

    Available to pre-order, currently out of stock - ETA end of July  The MOMO MOD.78 racing steering wheel is designed for use in GT and saloon cars. ...

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    $449.00 NZD
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  • Mishimoto Shift Knob Adapter Kit - 4PC

    Mishimoto Shift Knob Adapter Kit - 4PC

    Mishimoto
    $26.76 NZD

    These plastic inserts allow you to adapt your Mishimoto shift knob to almost any vehicle. Just bought a new project car and you want to start the b...

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    $26.76 NZD
  • PERRIN Shifter Linkage Bushings - WRX/STI/Impreza
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    PERRIN Shifter Linkage Bushings - WRX/STI/Impreza

    PERRIN
    $76.69 NZD

    PERRIN Bushings eliminate the sloppy feeling during quick gear changes, giving the driver a more precise feel when shifting, especially that cruci...

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    $76.69 NZD
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  • PERRIN Ball Shift Knob - GT86/BRZ/WRX
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    PERRIN Ball Shift Knob - GT86/BRZ/WRX

    PERRIN
    $256.39 NZD

    Improve your interior styling and shifting action with a heavyweight brushed stainless steel PERRIN Shift Knob.  Specification: STI & BRZ/GT86...

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    $256.39 NZD
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  • Circuit Hero Type-A Shift Knob (Polished)

    Circuit Hero Type-A Shift Knob (Polished)

    Circuit Hero
    $138.23 NZD

    The Circuit Hero Type-A shift knob is a weighted spherical ergonomic shape that feels natural to shift. Available in machine or polished finishes w...

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    $138.23 NZD
  • OMP First R FIA Approved Race Seat

    OMP First R FIA Approved Race Seat

    OMP
    $1,022.35 NZD

    Entry level seat with fiberglass shell, upholstered entirely in velour. HANS compatible, W side fixing points, 5 harness slots. High side bolsters ...

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    $1,022.35 NZD
  • NRG Innovations Hub Adapters

    NRG Innovations Hub Adapters

    NRG Innovations
    $253.61 NZD

    NRG Short Hub Adapter Mitsubishi / Subaru Our iconic Short Hub, and the product that started it all. A steering shaft hub for use with a lockable s...

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    $253.61 NZD
  • HKB Sports Boss Kit - Toyota OT-47

    HKB Sports Boss Kit - Toyota OT-47

    HKB
    $109.78 NZD

    Part Number : OT-47This boss kit will allow you to simply attach any of the steering wheels we list on our website to your vehicle. These are vehic...

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    $109.78 NZD
  • HKB Sports Boss Kit - Toyota (Airbag)

    HKB Sports Boss Kit - Toyota (Airbag)

    HKB
    $177.21 NZD

    Part Number : OT-202This boss kit will allow you to simply attach any of the steering wheels we list on our website to your vehicle. These are vehi...

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    $177.21 NZD
  • HKB Sports Boss Kit - Nissan (Older Models)

    HKB Sports Boss Kit - Nissan (Older Models)

    HKB
    $86.90 NZD

    Brand: HKB SportsProduct: Boss Kit Hub Adapter - ON-05Part Number: ON-05 Nissan Bluebird 510 L13 (08/1967-12/1972)Nissan Bluebird 510 L14 (08/1967-...

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    $86.90 NZD
  • HKB Sports Boss Kit - Honda CE/CF/CH/CL/DC/DB/EU/EK (Airbag Equipped)

    HKB Sports Boss Kit - Honda CE/CF/CH/CL/DC/DB/EU/EK (Airbag Equipped)

    HKB
    $274.99 NZD

    Part Number : OH-206 *High Quality genuine HKB Boss Kits* This kit is for the AIRBAG model only* We have HKB boss kits for all vehicles but please ...

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    $274.99 NZD
  • Woodward Splined Shaft

    Woodward Splined Shaft

    Woodward
    from $52.84 NZD

    SPLINED SHAFTS with one end machined with a locking groove for the set screws and the other end left blank for cutting to length and machining by u...

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    from $52.84 NZD
  • Radium MPR  Multi-Port Regulator
    Sale

    Radium MPR Multi-Port Regulator

    Radium Engineering
    from $432.92 NZD

    The Multi Port Regulator (MPR) is the ultimate solution for simple or complex high-flow fuel systems. It's unique port configuration makes it ideal...

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    from $432.92 NZD
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  • PLM Superlow Seat Rail Kit - EG/EK/DC/S2K
    Sale

    PLM Superlow Seat Rail Kit - EG/EK/DC/S2K

    PLM
    Original Price $423.37 NZD
    Current Price $338.70 NZD

    PLM Low Mount Seat Rail Kit - EG/EK/DC/S2KPrivate Label MFG low down rails fit all side mounted racing seats to give the lowest driving position po...

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    Original Price $423.37 NZD
    Current Price $338.70 NZD
    Sale
  • Turbosmart Gauge Mounting Cup 52mm - 2 1/16"

    Turbosmart Gauge Mounting Cup 52mm - 2 1/16"

    Turbosmart
    $52.89 NZD

    Gauge Mounting Cup is an ideal accessory for the Turbosmart Boost Gauge.

    $52.89 NZD