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RX8 Electrical Parts - ABS Modules, Sensors, Lighting and More

The RX8 ABS module and every other electrical component you commonly need is stocked here. Covering ABS sensors, door lock actuators, lighting and more, this range serves owners chasing a fault code or replacing a known failed part on their Mazda RX8.

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$ 20 — $ 13000

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RX8 uprated starter motor product graphic showing silver housing, black body and pinion gear

ARD Advanced Power Starter Motor for Mazda RX8 (Series 1 & 2, 2003-2012)

Higher torque and faster cranking for every Renesis start. Addresses hot-start trouble and weak turnover across all 2003-2012 manual RX8 models.

$390

Mazda RX8 150A alternator front view with red housing, pulley and connector on plastic packaging

ARD Advance High-Power 150A Alternator (Red) for Mazda RX8 (Series 1 & 2, 2003-2012)

Raises charging output from roughly 90A to 150A, giving accessory-heavy RX8 builds genuine electrical headroom and stable ignition voltage all the way to the redline.

$780

Four red Mazda RX8 ignition leads with black boots arranged on dark surface

AUTOEXE Sports Ignition Leads for Mazda RX8 (Series 1 & 2, 2003-2012)

Stainless steel core construction delivers strong conductance and low electrical noise to every plug, keeping spark quality consistent across the full rev range.

$290

RX8 150A alternator front view showing blue housing, pulley and cooling vents

ARD Advance High-Power 150A Alternator (Blue) for Mazda RX8 (Series 1 & 2, 2003-2012)

Upgrades the RX8 charging system from the factory 90A unit to a rated 150A output. Keeps voltage stable under heavy electrical load with a blue anodised finish.

$780

RX8 battery cover loose in black, front view with moulded horizontal detail

GENUINE MAZDA OEM Battery Cover for Mazda RX8 (Series 1 & 2, 2003-2012)

New genuine OEM battery cover restores factory terminal protection and clean engine bay presentation across the full 2003-2012 RX8 production run.

$90

RX8 ignition coil set single black coil in front of four Mazda boxes

GENUINE MAZDA OEM Ignition Coils Complete Set (N3H1-18-100C x 4) for Mazda RX8 (Series 1 & 2, 2003-2012)

Restore consistent spark across every rotor position with a matched set of four genuine Mazda N3H1-18-100C coils, the latest revision used in RX8 GT, R3 and Spirit R models.

$390

Closed genuine Mazda RX8 spark plugs box viewed from above on wooden table

GENUINE MAZDA OEM Spark Plugs for Mazda RX8 (Series 1 & 2, 2003-2012)

Fresh OEM leading and trailing plugs restore correct Renesis ignition, addressing hard starts, rough idle and overdue plug services on all RX8 models.

$290

RX8 exhaust earth strap pair laid separately on a white background

ODULA Racing Exhaust Earth Strap Set for Mazda RX8 (Series 1 & 2, 2003-2012)

Grounds the RX8 exhaust system with nickel-plated straps rated to 1400°C, cutting static buildup that interferes with sensors and audio.

$80

Four red R Magic RX8 coil pack units aligned inside an open cardboard box

R-MAGIC Power Coil Pack for Mazda RX8 (Series 1 & 2, 2003-2012)

A multi-spark RX8 coil pack delivering 46% more output than OEM, restoring clean starts and sharpening torque across the full rev range.

$1,050

What owners are saying

AUTOEXE Motion Control Beam Front and Rear for Mazda RX8 (Series 2, 2009-2012) AUTOEXE Motion Control Beam Front and Rear for Mazda RX8 (Series 2, 2009-2012)

Night and day difference, even on a bone stock suspension. While installing the AutoExe front strut bar greatly enhanced steering response and turn in, the handling improvements from it was very subtle. Likewise with the AutoExe tie bars installed in the front and back of the car. More solid feel, less suspension parts deflection under cornering loads. These Motion Control Beams took away the vibrations that are slightly felt in the steering wheel from small road surface imperfections. It also took away the bumps felt from pavement gaps and mostly the rumble felt from railway crossings and brick roads. Going through small pot holes and road patches, the stock suspension is finally doing its job to dampen away those bumps and doesn't get fully transmitted throughout the entire car. Big bumps, you don't hear a loud hollow "thump" emanating from the back of the car. Just a solid "thud". The car used to understeer and now it hardly does. It handles quite neutral now, even on bone stock open differential, and did I already say bone stock suspension? This is win win, all around, without sacrificing anything.

The RX8 ABS module is the starting point for this range of electrical components. Covering ABS sensors, door lock actuators, lighting and more, it is built for owners chasing a fault code or replacing a confirmed faulty component across the Mazda RX8’s engine management, ABS and body systems.

The RX8’s integrated electronics mean a single failed component can trigger cascading warning lights that obscure the real cause. Starting with the correct part for the confirmed faulty circuit separates a clean repair from a frustrating parts-swap guessing game. This range brings together the electrical components RX8 owners most commonly need, from ABS module hardware through to lighting and central locking.

ABS modules and sensors

An illuminated ABS warning light or unpredictable braking feel calls for methodical fault finding before ordering parts. The two most common hardware culprits are the ABS module and the individual wheel-speed sensors. The ABS module is the control unit that processes wheel-speed data and commands the hydraulic actuator. The sensors feed it real-time data from each corner. For example, a faulty sensor typically throws a specific wheel-position fault code. It is also the more common of the two failures. A confirmed module fault, however, points to the control unit itself.

Both the Mazda RX8 ABS module and Mazda RX8 ABS sensor listings include fitment and connector details. Therefore, match the component to the affected corner or unit before ordering. Owners unsure about their vehicle’s system architecture can cross-reference the official Mazda Australia resource for model and series information. In addition, owners sourcing an ABS module in Australia benefit from local stock. This avoids long lead times associated with importing low-volume OEM hardware from overseas.

Door lock actuators and body electrical components

Central locking failures are one of the more common body-electrical niggles on higher-mileage RX8s. A door that refuses to lock or unlock with the remote while the others respond normally almost always points to a failed RX8 door lock actuator. Because the fault sits in that specific door, it is not a wiring or control-module issue. As a result, replacing the actuator in the affected door restores full remote-locking function. Moreover, it avoids the cost and complication of a module replacement.

Lighting: tail lights, headlights and associated hardware

Cracked, faded or non-functioning lamps affect both roadworthy compliance and the overall presentation of the car. Replacement Mazda RX8 tail lights and Mazda RX8 headlights listed here are matched to the correct series fitment. For example, the lens profile, mounting points and connector configuration align with the original without modification. However, lighting units can appear identical externally while differing in internal layout or connector position. Therefore, confirm the relevant series and side against your vehicle before ordering.

Choosing the right RX8 ABS module or electrical part

  • Identify the fault first: a confirmed diagnostic trouble code narrows the field to the correct component. Therefore, it avoids unnecessary parts replacement.
  • Check fitment details carefully: electrical components often look similar across years or series. However, they can differ in connector type, mounting location or calibration. Each listing specifies what it suits.
  • Consider part condition: a new component of known condition eliminates the variable of an unknown-history used part. As a result, the repair is dependable rather than temporary.
  • Finally, local stock matters: sourcing Mazda RX8 electrical parts in Australia means faster delivery. It also means easier returns if a fault turns out to be elsewhere in the circuit.

Browse the range below. Match the part to the confirmed fault, and also check the listing details against your vehicle’s series and affected system before adding to cart.

Frequently Asked Questions

What electrical parts for the RX8 are available in this category?

The RX8 electrical parts range covers braking, lighting and door-lock systems. Components include ABS modules, ABS sensors, tail lights, head lights and door lock actuators, each listed with fitment and connector details to help identify the correct part for the affected system.

How do I know if I need an RX8 ABS module or just an ABS sensor?

An ABS warning light can point to either a control-related fault or a sensor-related fault, and the two require different parts. Fault diagnosis should identify the affected circuit first. ABS modules are relevant to control-related concerns, while ABS sensors are the starting point when a specific wheel-speed input is suspected.

Can RX8 electrical components that look the same actually be different parts?

Yes. Electrical components on the RX8 can appear visually similar while using different connectors, mounting locations or internal calibrations. Always compare the product listing details, including connector style and application, against your specific vehicle before purchasing.

Do I need to confirm Series 1 or Series 2 fitment when buying RX8 electrical parts?

Yes, fitment can vary between RX8 Series 1 and Series 2 vehicles, particularly for components like ABS modules and lighting. Each product listing includes the relevant fitment details, so confirm your build year and series against those details before ordering.

What are the symptoms of a failing RX8 door lock actuator?

An inconsistent or non-functioning central lock on one or more doors is the most common sign of a failing RX8 door lock actuator. If the lock responds intermittently or not at all from the key fob or interior switch, the actuator for that door is the first component to investigate.

Are RX8 tail lights and head lights listed with fitment information?

Yes. Each lighting product in the RX8 electrical parts range includes fitment details in the product listing. Review the application information carefully, as lighting assemblies can vary by series or market specification.

Is it better to replace an RX8 ABS module or attempt a repair on the existing unit?

Replacing the RX8 ABS module with a known-condition unit is generally the more reliable outcome, since internal faults in ABS modules are difficult to diagnose and repair without specialist equipment. A replacement module restores confidence in the braking system without the uncertainty of an intermittent repair.