Hot water? Wow, I thought they were synthetic so warm or even cold was better for them.
I use Tide most of the time, but will use the CG microfiber detergent every once in a while, particularly after a wax.
Was: 2008 335xi sedan 6MT Black Sapphire Metallic
Is: 2013 Fiat 500 Abarth Nero (black metallic)
Wife's: 2013 Infiniti G37 S sedan 6MT, Black