You're right - there's no reason to pay 3 times more for something that does the right job.
The problem is aftermarket cushions may not do as good of a job at passive noise reduction.
Follow the link and check if you have the right number of clips on your aftermarket cushion. Obviously this isn't the full picture but is certainly a large piece of it.
The question isn’t whether the aftermarket cushions perform at the same level as OEM, it’s whether they have sufficient performance for ‘outoftheabyss’s needs. If they’re good enough, why pay more?
The problem is aftermarket cushions may not do as good of a job at passive noise reduction.
Follow the link and check if you have the right number of clips on your aftermarket cushion. Obviously this isn't the full picture but is certainly a large piece of it.