Engine Management & Tuning Components

MegaSquirt MS3Pro EVO Standalone Engine Management System – ECU Only (MS3V-E)

MegaSquirt MS3Pro EVO Wiring Harness | Universal Flying Lead (MS3Pro-EVO+-HRN-PKG)

MegaSquirt MS3Pro 1st Gen Wiring Harness Upgrade (MS3V-hrn_CK)

MegaSquirt MS3Pro ULTIMATE Wiring Harness – Universal Flying Lead (MS3V-U_HRN)

MegaSquirt MS3Pro Ultimate Standalone Engine Management System w/ Harness (MS3V-U_PKG)

MegaSquirt MS3Pro ULTIMATE Uncrimped AMPSEAL Connectors (MS3VU-AMPSEALS)

MegaSquirt 8? Wiring Harness for MS3X (MS3X-Hrn)

MegaSquirt 3X Wiring Bundle – 8? long (MS3X-LG_Bund)

MegaSquirt 24? Pigtail MS3X Harness (MS3X-Piggy)

MegaSquirt MS3X Wiring Bundle – 23? (MS3X-SM_Bund)

MegaSquirt 3 ECU with MS3X Expansion (MS3X357-C)

MegaSquirt MS3X Expansion Card & Connector Kit (MS3Xpander)

MegaSquirt Flyback Board Kit (MSFlyback-K)

MegaSquirt 8? Wiring Harness (MSHarness)

MegaSquirt 24? Pigtail Harness (MSPiggy)

MegaSquirt MSPNP Gen2 Plug and Play ECU | 1989-1994 Nissan 240SX (MSPNP2-NS8994)

MegaSquirt MSPNP Gen2 Plug and Play ECU | 1995 Nissan 240SX (MSPNP2-NS9501a)

MegaSquirt MSPNP Gen2 Plug and Play ECU | 1990-1992 Toyota MR2 (MSPNP2-TS9092)

MegaSquirt MSPNP Gen2 Plug and Play ECU | 1993-1995 Toyota MR2 (MSPNP2-TS9395)

MegaSquirt Relay Board – Assembled Unit (MSRelay-C)

MegaSquirt Relay Cable (MSRelayCable)

MegaSquirt Tuning Cable (TuneCable6)

MegaSquirt Tuning Cable – MS3Pro EVO & ULTIMATE ECU’s (TuneCableM12)