How much transmission fluid does a 2018 Porsche Cayenne take?

The source lists the 2018 Porsche Cayenne transmission without a capacity. Use the owner's manual figure.

What transmission fluid does a 2018 Porsche Cayenne use?

The source lists only a catalog code for this year, not the OEM specification, so use the fluid named in your owner's manual or on the dipstick.

What brake fluid does a 2018 Porsche Cayenne take?

Check the brake fluid reservoir cap - it states the DOT grade. DOT 3 and DOT 4 can be mixed; DOT 5 silicone fluid cannot.

2018 Porsche Cayenne transmission fluid capacity and fluid specs

GarageDex's fluid data shows the 2018 Porsche Cayenne (3.0L 6-cyl) uses the TRIPTRONS 8-speed automated manual (dual-clutch) transmission.

Shop transmission fluid Match the specification on the bottle to your manual

Key takeaways

Transmission capacity not published for this year.
Total fill is the whole system; a drain-and-refill takes a third to half.
Brake fluid grade: read it off the reservoir cap.
Fluid specification is not named by the source - use the owner's manual.

2018 Porsche Cayenne fluids by engine
Engine	Transmission	Total fill	Fluid spec	Brake fluid	Gear oil
3.0L 6-cyl	TRIPTRONS 8-speed automated manual (dual-clutch)	-	per owner's manual	see reservoir cap	rear 1.37 qt front 0.53 qt
3.6L 6-cyl	TRIPTRONS 8-speed automatic	-	per owner's manual	see reservoir cap	rear 0.85 qt front 0.53 qt
3.6L 6-cyl	TRIPTRONS 8-speed automatic	-	per owner's manual	see reservoir cap	rear 1.37 qt front 0.53 qt
3.6L 6-cyl	TRIPTRONS 8-speed automatic	-	per owner's manual	see reservoir cap	rear 1.37 qt front 0.53 qt

Fluids for the 2018 Porsche Cayenne

Buy fluid that states the specification your manual names. Multi-vehicle fluids list the specs they meet on the back label - if yours is not listed, it is the wrong bottle.

Transmission fluidCheck your manual for the amountShop fluid DOT 3 or DOT 4 brake fluidA quart covers a full flushShop brake fluid Fluid transfer pumpMost modern transmissions have no dipstick tube - you fill from belowShop pumps

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

Other 2018 Porsche Cayenne specs

All specs Engine oil Maintenance schedule

Other Cayenne years

2026 2025 2024 2023 2022 2021 2020 2019 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2006 2005

Source: World's Best Oil (AMSOIL dealer cross-reference). Capacities are total system fills; a drain-and-refill takes less. Where no fluid specification is shown, the source lists only a catalog code, so use the specification printed in your owner's manual - the wrong transmission fluid damages a transmission.

Gear counts (for example "10-speed automatic") are from the U.S. EPA / DOE fuel economy listing for the same engine.