CRC GDI IVD Intake Cleaner vs CRC GDI Valve Cleaner Pro?

Joined
May 14, 2022
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Location
Cape Town, South Africa
I used CRC GDI IVD Turbo & Intake Cleaner at my last oil change.
Turned the little car into a rocket a few days after application. Stopped the misfires too and oil consumption came to a halt ... for a bit.
I was up to almost 40,000 misfires logged per cylinder. That stopped so it was likely valves not sealing properly.

I am about to do another oil service and looking to send another can of this through.
Can't find IVD anywhere from CRC over here anymore. They now have something called GDI Valve Cleaner. Mind you, it says "GDI Valve Cleaner Pro" on it.

This is the SDS for the IVD version I used before:
https://www.crcindustries.com/media/msdsen/msds_en-1003763.pdf

And this the SDS for the one I have now:
https://crcindustries.co.za/wp-content/uploads/2021/06/SDS_32548_GDI-Valve-Cleaner.pdf

I can't see these being the same thing on these SDS.
Not a chemist or chemical engineer, so have no idea how different these 2 products from CRC are.

I'm thinking the original stock of valve cleaner was sourced from the USA, but this new stock might be from the EU and formulated differently. I should've kept the empty can of IVD.

Can someone with more knowledge on these chemicals give me an indication of how different they actually are?
 
The cleaner you used previously had around 10% PEA (poly ether amine). This stuff is good at cleaning valves and is what auto manufacturers tend to use if they provide induction services for GDI engines. It's good at cleaning injectors too if its run through the fuel system.

The cleaner you have now doesn't seem to have any PEA, but has some other stuff. I don't know what it is or how well it will work. I'd tend to prefer a cleaner that uses PEA because I know that it works. Even if the newer cleaner doesn't work as well, it will probably work well enough if you're doing an induction service every oil change.
 
Thought so. I was actually after the PEA and the old one had tons of it along with diesel fuel.
Well, I ordered 2 and received 1 so they owe me a can. I think I'll just get a refund on that and find something that does have PEA in it.

The Ravenol engine cleaner I use does have some PEA in it so I'll see how that works out.
Combination of the CRC GDI IVD and engine clean made an enormous difference last time.
Will have to see how this one works out.

I wonder if this new can is meant to used in a multi-chemical process hence the "Pro" branding.
 
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