Jags Posted December 9, 2020 Share Posted December 9, 2020 did an engine swap in my 09 Legacy, confused with what Coolant to use. Green coolant came out of my engine when I was draining it, Do I use green or blue? If its green, would this one work? https://shop.advanceautoparts.com/p/peak-original-equipment-technology-asian-green-50-50-antifreeze-coolant-1-gallon-pagb53/11979619-p?c3ch=PLA&c3nid=11979619-P Link to comment Share on other sites More sharing options...
JmP6889928 Posted December 9, 2020 Share Posted December 9, 2020 I always use All Makes-All Models type of coolant because if you're on the road and need coolant, any will mix with it. Link to comment Share on other sites More sharing options...
Max Capacity Posted December 9, 2020 Share Posted December 9, 2020 I have been using Prestone and or Peak Global for many years. Get it from walmart and add 50% water to the Prestone. 305,600miles 5/2012 ej257 short block, 8/2011 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. (SOLD). CHECK your oil, these cars use it. Engine Build - Click Here Link to comment Share on other sites More sharing options...
Pleides Posted December 9, 2020 Share Posted December 9, 2020 My coolant is green. Mine is OEM Subaru. Link to comment Share on other sites More sharing options...
apexi Posted December 9, 2020 Share Posted December 9, 2020 2009+ came with blue subaru super coolant. Zerex, peak, napa, and other companies have their blue asian variety. https://www.napaonline.com/en/p/NAFNABB53? If you drained green out of your old engine, your radiator should be empty, and there should just be a little left in your heater core. Question is to mix what little might be in the heater core, if any with the blue that you should be using? Subaru makes it sound like it's okay to mix green and blue coolant https://www.subaruoutback.org/threads/super-blue-coolant-mix-with-green-sllc.182330/#lg=thread-182330&slide=0 Still maybe just stick with green since that's what came out, like the stuff you posted.. Link to comment Share on other sites More sharing options...
Keyan Posted December 9, 2020 Share Posted December 9, 2020 I work for toyota so I drained my system fully and run Pink Super Cool Toyota coolant. it's the same as the subaru stuff except a different color. Link to comment Share on other sites More sharing options...
Max Capacity Posted December 9, 2020 Share Posted December 9, 2020 Yep, Prestone has worked will in my wagon since I did the timing belt in 2008. It also works in my 86 Ford F150, and my 09 Spec B. 305,600miles 5/2012 ej257 short block, 8/2011 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. (SOLD). CHECK your oil, these cars use it. Engine Build - Click Here Link to comment Share on other sites More sharing options...
Jags Posted December 10, 2020 Author Share Posted December 10, 2020 Thank you all for the responses, I decided to go with the coolant that I posted above which is the same color as the one that was in the vehicle just for the piece of mind. Link to comment Share on other sites More sharing options...
ashwinearl Posted December 11, 2020 Share Posted December 11, 2020 This Peak 50/50 Blue OET Asian vehicle coolant says it is for Subaru 2008 and newer. The Peak 50/50 Asian Green you linked to says Subaru 1990-2008 Link to comment Share on other sites More sharing options...
Bax004 Posted December 13, 2020 Share Posted December 13, 2020 2009+ came with blue subaru super coolant. Zerex, peak, napa, and other companies have their blue asian variety. https://www.napaonline.com/en/p/NAFNABB53? If you drained green out of your old engine, your radiator should be empty, and there should just be a little left in your heater core. Question is to mix what little might be in the heater core, if any with the blue that you should be using? Subaru makes it sound like it's okay to mix green and blue coolant https://www.subaruoutback.org/threads/super-blue-coolant-mix-with-green-sllc.182330/#lg=thread-182330&slide=0 Still maybe just stick with green since that's what came out, like the stuff you posted.. Just an fyi- You can add blue to green, but not recommended to add green to blue. If you add anything to blue (besides blue) even water, it shortens the mileage interval. Anything added to blue cuts the replacement interval by at least 50%. If you have green coolant the mileage interval won’t be affected. Sent from my iPhone using Tapatalk Link to comment Share on other sites More sharing options...
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