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RPM 6420 · GEAR 4LAP 04 · 1:25.812 · S2 PBOIL 92°C · COOLANT 84°CBRAKE TEMP — FL 412°C
Australian-owned · Est. 2024

Built for the
hours after dusk.

Circuit racing parts, track-day essentials, and performance upgrades for the drivers who chase laps when most people are sleeping.

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For the builders · Workshops & custom shops

We stock
what others
run out of.

High-tensile fasteners. Braided lines. AN fittings. The components custom builds and high-performance applications actually need — and the ones the chain shops don’t carry. Browse the categories, or let BuildBot interpret a parts list.

#1
Largest range of ARP bolts in Australia
412
Workshop SKUs in stock today
The catalog

Eight systems.

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5.9k
Proflow Stainless Steel Banjo, 3/8'' Hole to 3/8"-24 UNF 45 Degree Seat For Bubble Flare, Suits 3/16'' Brake Line, For Tight Access, Each
Proflow Brake Hard Line Tube Nut, 9/16''-18 Stainless, for 3/16'' Pipe, Qty 2
Proflow OE, Brake Light Warning Switch, Suits Brake Master Cylinder, Proportioning Valve, Concours Replacement, Ford GTHO, XA/XB GT, Mustang, Holden

Brakes

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5.6k
Proflow Steel Chassis Jam Nut R-H 1/4-28' 7/16' Hex
Proflow Steel Chassis Jam Nut L-H 1-14AN 1 1/2' Hex
Proflow Steel Chassis Jam Nut R-H 1-1/4-12' 1/2' Hex

Suspension

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39k
Wheel Lug Nut Kit, Chrome, Cragar, Weld, SST Open End Mag, Length, 1.91, 1/2', 1.380 inch Shank, Set of 10
Street Pro Wheels Center Cap Suits 002/007 Series & Centerline, Push-In with 2 Decals, Chrome
Street Pro Wheel Plugs, Chrome Push In, 11/16 in. Hole, Streetpro, Weld, Cragar, Set of 5

Engine

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4.4k
Proflow Submersible Rubber Fuel Hose 5/16'', 1 Meter Length, In-Tank, SAE J30R10 Standard, E85 Compatible, 250 PSI
Proflow Fuel Injector Wiring Plug Us Car /EV6 Connector Include Terminals & Seals
Proflow Fuel Pump Single Mount, Bosch 044 Style Bracket, Black, Each

Fuel

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1.7k
Proflow Mounting Feet, S-Blade, Electric Fan Replacements, Small Set of 4
Proflow Thermostat, For Holden Commodore LS2/LS3, 186F Degree, High-Flow Stainless Steel, Bypass Valve, 56mm Dia, Each
Proflow Water Neck, 90 Degree, Swivel, For Ford Barra 4.0L, EF-FG XR6, Billet Aluminium, Black Anodised

Cooling

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2.5k
RTS Yoke, Tailshaft, Forged Aluminium, 1350, Weld-On, 4.0 in. Driveshaft, Each
RTS Yoke, Tailshaft, Forged Chromoly, 1350, Weld-On, 3.5 in. Driveshaft, Each
RTS Yoke, Tailshaft, Forged Aluminium, 1350, Weld-On, 3.5 in. Driveshaft, Each

Drivetrain

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21
Proflow Fuel Pressure Regulator, EFI Economy Black, Billet 40-65 PSI, -06AN Ports
WinmaX W5 Performance Trackday Brake Pads Hyundai Excel X3 - WinmaX W5 Brake Pads
TrackTheory Excel complete fuel system kit. Includes adjustable fuel pressure regulator and Proflow 255LPH in-tank fuel pump.

Excel Racing

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12
FA20 Forged Internals Pack
WRX/STI Turbo Upgrade Pack
Barra Power Pack

Power Packs

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Power Pack · Featured

Barra Power Pack

Complete Turbo Setup

$3,310
Pack price
6
Curated parts
Barra Power Pack
PACK · BARRA-POWER-PACK
The curator’s selection

What’s winning right now.

EDITORIAL · 2026 SEASON · WINTON-PB.01
Featured story · 2026 season

Sub-1:25 at Winton.
Here’s the build.

How the TrackTheory development car ran a personal best on the Aeroflow fuel system, WinmaX W4 pads, and a Proflow GT-spec setup. Full sheet · lap data · what we’d change.

BuildBot · AI Advisor

Tell us your goal.
We’ll spec the build.

Drop in your car, your event, your budget. BuildBot drafts a parts list using fitment data and your garage history.

Session #4F2ALive
You

“Coilovers and brakes for my R33 — track day budget around $3.5k AUD.”

BuildBot suggests
GT-spec coilovers — R33$1,899
WinmaX W4 front pads$289
WinmaX W4 rear pads$249
Braided brake lines$310
Subtotal · $2,747 of $3,500Add all
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