I purchased this product hoping it may make My Diesel engine a little quieter, but was amazed with the results, a much quieter smoother running engine, I would definitely recommend this product to anyone with a Diesel engined vehicle.
Verified purchase: Yes | Condition: New
put it in, didn't notice any improvement in engine performance or sound level, as the info says it coats engine parts to reduce wear, thought the engine should be quieter, ?
Verified purchase: Yes | Condition: New
Boste the oil
Verified purchase: Yes | Condition: New
Not tried it yet but as soon as I have i will put another review up
Verified purchase: Yes | Condition: New
a very good product.
Verified purchase: Yes | Condition: New
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