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1988 Porsche 928 S4
Official EPA fuel economy and NHTSA recall record, best combined figure 16 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 5.0L 8-cyl | Automatic 4-spd | Premium | 15 | 20 | 16 | 555 |
| 5.0L 8-cyl | Manual 5-spd | Premium | 14 | 21 | 16 | 555 |
Safety recalls (NHTSA)
No NHTSA recall campaigns on record for this model year in our latest refresh.
Frequently Asked Questions
What is the fuel economy of a 1988 Porsche 928 S4?
EPA figures for the 1988 Porsche 928 S4 reach 16 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.
Are there recalls on the 1988 Porsche 928 S4?
No NHTSA recall campaigns are on record for the 1988 Porsche 928 S4 in our latest data refresh.
Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.