Boost Monkey® Ultimate Hardware Install Gaskets Review

Bought these to use on downpipes on my N54 which fit and work perfectly. I received 3 sets before purchase, which fit perfectly. Great.

Perfect fit and good quality. Not sure what the one star reviewer got wrong, but don't work on this N54 if you think the disc is too 'thin', LOL.

Terrible! I took these because they were cheap. 1 trip and the left downpipe leaking exhaust. So I replaced it with an FCP Euro Gasket and right after that the right hand downpipe started leaking! Then I had to order another gasket. It's my fault for buying them, but here's your warning, this is by no means a temporary fix. buy fcp euro seals!

Used them to replace fried OEM downpipe/interleaver gaskets on an N54 BMW. Landing is fine, no leaks. I see no reason to pay OEM prices when these pads work just as well and cost many times less. It will be interesting to see how well they hold up over time, but for now I wouldn't hesitate to buy them again. Updated 10/2019 - I had to replace the center pipe which used these gaskets to seal big surprise that the gaskets stayed intact. I wasn't expecting this as the standard BMW seals (which are