Spring is coming and we’re celebrating pre-daylight savings with a flash sale! Get ready for warmer weather and hotter track days this season. We want to get everyone out on the track so we’re doing a flash sale for 20% off on our B-Spec Tune for the E46 M3. Use code PSPRING20. Act fast, today only!

Not ready to flash yet? Waiting for parts? Buy today and flash later. We will honor your purchase until you are ready.

Buildjournal B-Spec Tune BMW E46 M3

Buildjournal B-Spec Tune for E46 M3