Proceed with caution, use a dedicated legacy device, and always scan your IPAs. Happy racing.
What I can offer instead:
If you have an old iPhone on iOS 9 or 10 (32-bit or 64-bit hybrid) that is not jailbroken, you can use AltStore or Sideloadly. Here is the universal guide: asphalt 7 heat ipa patched
If you use a "free" signing service (like AppValley or TutuApp) to install the patched IPA, Apple aggressively revokes Enterprise certificates. You will wake up to find Asphalt 7 "Verification Failed" and crashing on launch, losing your save data. Proceed with caution, use a dedicated legacy device,
: Since the original online servers are largely offline, patches can disable the "nag" screens that demand internet connections or updates. Content Unlocks Proceed with caution