Ask them what it is worth, not what they think they can pay. What is the dollar cost of their site being down?
While some customers can agree, it just does not seem correct, at least, not something I'd do.
We had a situation where we were evaluating several crappy providers and a really good one. The really good one's price was "call us for pricing". We just mentally translated to say "basically all the money we have" and went with a crappy provider.
No it won't. Just based on this HN comment, it's obvious you don't value your car like a new one, and you will take it to another car repair place even if you've gone to your 'extorter' car repair for 20 years.