BMW E30 M3 Performance Chip S14 B23

The KasselPerformance E30 M3 performance chip tunes the computer for a gain of torque ( 19) and horse power ( 24) across the entire power band. Premium fuel is required. Rev limiter can be customized but the standard is 7,800 RPM. Fits all E30 M3 with the stock 2.3L S14. Supports basic mods such as a cold air intake and or an aftermarket exhaust. *Chip pictured is for E34 M5*