G12 vs G13 Coolant: Are They Compatible?
Explore G12 vs G13 coolant compatibility, specifications, and which is suitable for your vehicle in this detailed comparison.
By Lee Shahin ·
Choosing the right coolant
Read the guides relevant to your vehicle and check the stated specifications before choosing parts or starting work.
Fluid & Specification Guides
HOAT Coolant vs OAT vs IAT: What European Cars Require
Your 2015 Audi A4 takes G13 coolant. Run the orange HOAT from the parts store and the water pump seals fail in eighteen months.
By Lee Shahin ·
Explore: Cooling & Coolant