what is the best fuel injector cleaner for a 98 expedition 5.4
Aug 10, 2012 at 6:15 AM
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SATURNTECH9
✓Experienced Mechanic
30,869 POSTS
The best way to clean them is have it professionally done where they run your engine off a presurized canister with cleaner.If you want to just put a cleaner in the tank then get some bg 44k product to put in the tank.They sell them on ebay.