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Apr 22, 2026 - 04:16 PM
We’ve provided several answers to questions related to Sinister Diesel Coolant Filtration System (w/ CAT) for 1999-2003 Ford Powerstroke 7.3L , see some other helpful Q&A related to this product.
Question: Will this work on a 2001 F-550
Answer: This will work on a 99-03 F550 equipped with the 7.3L Powerstroke engine. The Sinister Diesel Coolant Filtration System (w/ CAT) is specifically designed for 1999-2003 Ford Powerstroke 7.3L models, including the F550, ensuring compatibility and reliable performance.
