98-00 E46/Z3/E39 323/328/z3 (M52TU) F/I Custom Tune

Elevate your supercharged or turbocharged MS42 E46 with a custom tune designed to be a solid foundation for your forced induction build. More tuning will be necessary, and I’ll stay in touch through your preferred method to gather data logs and make revisions until everything is dialed in perfectly—no off-the-shelf, half-working tunes here!

When placing your order, please specify your turbo size, boost level, and any optional features you'd like from the list below. Missing information may lead to order cancellation.

Applications:

• 1998–2000 E46 323i, 323Ci
• 1998–2000 E39 523i
• 1998–2000 E36/7 Z3 2.3i
• 1998–2000 E46 328i, 328Ci
• 1998–2000 E36/7/8 Z3 2.8
• 1998–2000 E39 528i
• 1998–2000 E38 728i