OBD1 NA Bespoke CalibrationsDescription Performance Tune for 21# or 24# with a 3. 5" Bosch MAF. All of our tunes are dyno developed and we 100% guarantee the maximum power and drive ability out of your setup. This package can be used with Ostrich 2 or replaceable chips. This package includes 5 hours of revisions for dyno updates or component changes. This package includes software and guaranteed revision time. This can be used in a 506 or 413 type ecu. If you have any questions
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