Yes i am thinking to get two cans online.(I expect to buy 2 cans for 4000PKR in total)-Do let me know if u source them cheap.
Then after a nice lift-up wash, will do it myself carefully.
Not a big job, just needs to be vigilant about parts not to be sprayed. Avoid spraying on engine, rubber parts and plastic hoses. Just spray two uniform coats on metal chassis and under-body frame.