Mine is far from a daily, but I find it useful in daily situations, like overtime on motorways in sixth, no need to drop down and driving everywhere in vtec. Haha
It does whine a lot mind....
At least 18 months or roughly 5000 miles. The item was bought new.
I can understand why you‘re dubious about fitting them as the increase is hardly worth writing home about. But it‘s a nice bit of kit.