M20B25+27 (E30 325e HEAD SWAP) CHIP
M20B25+27 (E30 325e HEAD SWAP) CHIP

This performance chip is made specifically for the 731 or 885 head on the B27 2.7L 325e block, preferably with Motronic 1.1/1.3 upgrade. Typically this is referred to as: a “Frankenstein” engine, M20B257, M20B25+27, “stroker” motor, “2.7i”, or “327i”. FAQ … Continued

$300.00 Select options
M20B25+27 (WITH M30 AFM)
M20B25+27 (WITH M30 AFM)

This performance chip is made specifically for the 731 or 885 head on the B27 2.7L 325e block with Motronic 1.1/1.3 upgrade. Typically this is referred to as a “frankenstein” engine, M20B25+27, “stroker” motor, “2.7i”, or “327i”. This chip is … Continued

$300.00 Select options
E30 Alpina B3 Chip
E30 Alpina B3 Chip

This chip is a bit-for-bit reproduction of the original Alpina B3 M20 tune. This is not customizable (e.g. injector size, “stage”, or octane), and is intended only for use with the stock B3 injectors (apprx. 18.25 Lb/hr; same injectors used … Continued

$120.00 Add to cart