Are the metal upgrade parts for MJX Hyper Go H12Y RC car hard to install?

All metal upgrade parts for MJX Hyper Go H12Y RC car are original molded parts that support 100% non‑destructive installation. Simply replace the corresponding stock parts directly, with no drilling, cutting or other modifications required.
 
Required tools: Only the cross screwdriver and hex wrench included with the car are needed; no special professional tools are required.