E J S

EJStunes



WELCOME! MHD and Bootmod3 MultiMap & CustomROM are now both available!

F Series S55

Compatible with the BMW F87 M2, BMW F80/F81 M3, BMW F82/F83 M4

Stage 0

  • Stock Performance
  • Pops & Bangs / Flames
  • Catless Downpipe(s) Required
  • Secondary Cat Delete Required
  • MHD / Bootmod3 License Required
  • Off-road Use Only

$150 USD

PURCHASE


Stage 1

  • Stage 1 Performance
  • Available in 91, 93, or ethanol blend
  • Pops & Bangs / Flames
  • Catless Downpipe(s) Required
  • Secondary Cat Delete Required
  • MHD or Bootmod3 License Required
  • Off-road Use Only

$200 USD

PURCHASE


Stage 2

  • Stage 2 Performance
  • Available in 91, 93, or ethanol blend
  • Pops & Bangs / Flames
  • Catless Downpipe(s) Required
  • Secondary Cat Delete Required
  • MHD / Bootmod3 License Required
  • Off-road Use Only

$200 USD

PURCHASE


Stage 2 Plus

  • Stage 2 Plus Performance
  • Available in 91, 93, or ethanol blend
  • Pops & Bangs / Flames
  • Crankhub Upgrade / Fix Recommended
  • Catless Downpipe(s) Required
  • Secondary Cat Delete Required
  • MHD / Bootmod3 License Required
  • Off-road Use Only

$200 USD

PURCHASE


Additional Map

  • If you already own a tune from us and would like an additional stage or octane.
  • Does not apply to MultiMap / CustomROM tunes.

$125 USD

PURCHASE


Stage 1 (Bootmod3 CustomROM)

  • Stage 1 Performance
  • Available in 91, 93, or ethanol blend
  • AntiLag Enabled (Slot 1 & 2)
  • Slot 1: Flames
  • Slot 2: Burbles (or none)
  • Catless Downpipe Required
  • Secondary Cat Delete Required
  • Bootmod3 License Required
  • Off-road Use Only

$350 USD

PURCHASE


Stage 2 (Bootmod3 CustomROM)

  • Stage 2 Performance
  • Available in 91, 93, or ethanol blend
  • AntiLag Enabled (Slot 1 & 2)
  • Slot 1: Flames
  • Slot 2: Burbles (or none)
  • Catless Downpipe Required
  • Bootmod3 License Required
  • Off-road Use Only

$350 USD

PURCHASE


Stage 2 Plus (Bootmod3 CustomROM)

  • Stage 2 Plus Performance
  • Available in 91, 93, or ethanol blend
  • AntiLag Enabled (Slot 1 & 2)
  • Slot 1: Flames
  • Slot 2: Burbles (or none)
  • Crankhub Upgrade / Fix Recommended
  • Catless Downpipe Required
  • Bootmod3 License Required
  • Off-road Use Only

$350 USD

PURCHASE


Additional CustomROM Stage

  • Add additional performance map slot to existing CustomROM tune from us. This can be a different stage / octane.

$200 USD

PURCHASE


Stage 1 (MHD MultiMap)

  • Stage 1 Performance
  • Available in 91, 93, or ethanol blend
  • Slot 1: Flames
  • Slot 2: Burbles (or none)
  • Catless Downpipe Required
  • Secondary Cat Delete Required
  • MHD Flasher License Required
  • Off-road Use Only

$350 USD

PURCHASE


Stage 2 (MHD MultiMap)

  • Stage 2 Performance
  • Available in 91, 93, or ethanol blend
  • Slot 1: Flames
  • Slot 2: Burbles (or none)
  • Catless Downpipe Required
  • Secondary Cat Delete Required
  • MHD Flasher License Required
  • Off-road Use Only

$350 USD

PURCHASE


Stage 2 Plus (MHD MultiMap)

  • Stage 2 Plus Performance
  • Available in 91, 93, or ethanol blend
  • Slot 1: Flames
  • Slot 2: Burbles (or none)
  • Crankhub Upgrade / Fix Recommended
  • Catless Downpipe Required
  • Secondary Cat Delete Required
  • MHD Flasher License Required
  • Off-road Use Only

$350 USD

PURCHASE


Additional MultiMap Stage

  • Add additional performance map slot to existing MultiMap tune from us. This can be a different stage / octane.

$200 USD

PURCHASE