Is the Denza D9 floor cold underfoot in winter after floor modification? 2026 DM-i plug-in hybrid flagship PTC seat heating linkage + aviation aluminium thermal conductivity × footrest warm-air outlet path + Yunluo flagship vs Jiyao mid-range two-tier option in-depth buying review
Direct answer: After a Denza D9 DM-i is fitted with an aviation aluminium floor, foot feel in winter will be noticeably colder than the factory carpet, but it will not reach...
2026.10.25