This is just a shamless plug. We are still the number one. The only "dual chip" on the market.
FR Wilk Engineering "Power PROM" Performance Products
formatting link
snipped-for-privacy@frwilk.com
Performance Chips for Porsches.
944 1982/1985 944/924S 1985.5/1987 944/924S 1988 944 1989 [2.7 liter]