FORTEC Full Synthetic Gearbox Oil Spec R SAE 75W-90 GL-5 (2 x 1L Bottles) for Mazda RX-8 (Series 1 & 2, 2003-2012)

Premium 1-litre full synthetic racing gear oil designed for high-load transmission use, smooth shifting, and strong protection across a wide temperature range.

$100

This FORTEC Full Synthetic Racing Gear Oil Spec R SAE 75W-90 GL-5 is the correct gearbox-oil option for the Mazda RX8 manual transmission, supplied as 2 x 1L bottles to suit a proper service quantity. FORTEC is known for serious performance lubricants, and that helps give buyers more confidence that this is a purposeful driveline fluid rather than a generic oil with a racing-sounding label.

  • 75W-90 GL-5 full synthetic specification suits the RX8 manual gearbox service requirements
  • Supplied as 2 x 1L bottles helps cover the quantity needed for a proper transmission service
  • Designed for cleaner shift quality and strong protection under normal and harder use
  • Performance-lubricant brand focus adds credibility over generic driveline oils
  • Strong supporting gearbox service choice for enthusiast-maintained RX8s

You will notice cleaner and more confidence-inspiring shift quality, especially if the outgoing gearbox oil has become tired or heat-affected.

To complete the gearbox service package, consider pairing this with the R-MAGIC Super Magnetic Gearbox Drain Plug and the CUSCO Super Sports Gearbox Oil with Neo.

Additional information

RX8 Model

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SKU FT-GO-GBX-S1S2 Categories , Types , , Brand:

Related RX8 Upgrades

This 75w90 gearbox oil is one of the best Mazda RX-8 upgrades you can make to your Series 1 (2003-2008) or Series 2 (2009-2012). Gearbox oil service upgrades are among the top Aftermarket mods you can buy from FORTEC for owners who want better performance and reliability from their RX8. If you are looking for rx8 75w90 gearbox oil for sale in Brisbane (QLD), Sydney (NSW), Melbourne (VIC), Canberra (ACT), Adelaide (SA), Darwin (NT) or Perth (WA), you’ll find high-quality Japanese Gearbox upgrades at RX8 Upgrades.