I got a CSF for 200 dollars delivered to the door from radiatorexpress.com. Quality seems to be very good and it has a lifetime warranty also.

Stephen

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85 300D 305K miles WVO(105K so far), Mine
82 300SD 235K miles BIO-D, Wifes
96 F250 SC PSD 4X4 285K MILES BIO-D, Ours
89 BRONCO 182K MILES sold
Finally Compression Ignition Only!