I'm quite sure that it is difficult to find an aftermarket valve cover gasket, consider that even Spoon Sports use an OEM Honda valve cover and gasket to sell his "own painted one".
All these stories are always the result of bad maintenance: HKS recommend to change the foam between these ranges:
Dry type: after 6 to 12 months, or drive 6,000km to 10,000km
Wet type: after 3 to 6 months, or drive 3,000km to 5,000km
Eibach suggest it for both kit (on the website) but a lot of people said that for the ProKit is not needed because the lowering is not "so low".
Probably with a lowering >30mm you will notice a lot the negative camber.
These exhaust tips looks like positioned in a larger position than others exhaust tips.
The 2 rear compatible diffuses are the stock before 2020 (pictures in to the video) and the Mugen one (all revving sections).
The stainless steel corrosion process does not depend on the thickness, but on the quality of the material used ( like the chrome% in the alloy for the passive layer or other elements in it) and the quality of the welds.
I can ask to an official HKS Dealer in Europe if this exhaust is available in Europe .
In any case the price is quite the same (with tax): imported or from a shop.
I fell in love with this Exhaust System, probably more expensive than the others but I think lighter and not too loud.
*Probably with no drone.
What do you think?
some info from the web site:
As light as Titanium
HKS has achieved a weight reduction comparable to the titanium exhaust system by...