Megasquirt / DIYautotune / AMP EFI

Megasquirt is a high performance engine & powertrain control systems brand focused on manufacturing professional, out-of-the-box solutions for today’s high I/O, high horsepower drag and road racing combinations.  Our systems are proudly manufactured and supported in the USA.
64 products
MegaSquirt 1 2 3 Wiring Bundle – 8ft
Regular price
$62.99
MegaSquirt PNP Gen2 85-90 Toyota Pickup/4Runner with 22RE OR 22RTE
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MegaSquirt-III Daughterboard Kit
Regular price
$230.00
MegaSquirt 3X Wiring Bundle – 8′ long
Regular price
$75.00
8′ MegaSquirt Wiring Harness for MS3X
Regular price
$114.99
MegaSquirt Wiring Harness 8'
Regular price
$99.00
MS3Pro EVO Standalone EMS w/ Harness
Regular price
$1,599.00
MegaSquirt MS3X ECU
Regular price
$762.00
MegaSquirtPNP Gen2 90-93 Mazda Miata – Manual Trans
Regular price
$829.00
CAN EGT 8 CHANNEL
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Megasquirt Relay Board - Assembled
Regular price
$264.00
MegaSquirt-III MS3X Expansion Card
Regular price
$110.49
MegaSquirt-II Programmable EFI System PCB3.0 – Kit
Regular price
$324.00
MegaSquirt II 3.57 Assembled ECU
Regular price
$515.00
MegaSquirt PNP Gen2 1995-1997 Nissan Pickup KA24E
Regular price
$829.00
MegaSquirtPNP Gen2 96-97 Mazda Miata – Manual Trans
Regular price
$829.00
MegaSquirt PNP Gen2 85-87 Toyota Corolla AE86 4AGE
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MegaSquirt PNP G2 1989-1994 Nissan 240sx ka24 & Hardbody Pick up
Regular price
$829.00
MicroSquirt ECU w/ 30" Harness
Regular price
$360.00
MicroSquirt ECU w/ 8ft Harness
Regular price
$380.00
MegaSquirt PNP Gen2 86-93 Ford Mustang 5.0
Regular price
$869.00
MS3Pro EVO Standalone w/ LSX drop in Harness
Regular price
$1,899.00
MegaSquirt-III V3.0 Kit
Regular price
$445.00
MegaSquirt PNP Gen2 93-95 Toyota MR2 – Celica 3SGTE
Regular price
$829.00
MegaSquirt PNP G2 89-94 Nissan S13 SR20DET
Regular price
$829.00
MegaSquirt PNP Gen2 95-97 Nissan 200SX USDM
Regular price
$829.00
MegaSquirtPNP Gen2 99-00 Mazda Miata – Manual Trans
Regular price
$839.00
MegaSquirt PNP Gen2 87-89 Toyota COROLLA 4AGE FWD
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MegaSquirt PNP Gen2 85-89 Toyota MR2 4AGE
Sold out
MegaSquirt PNP Gen2 91-93 BMW M5 E34 S38
Regular price
$829.00
MegaSquirt PNP Gen2 88-92 BMW 735 e32 M30
Regular price
$829.00
MS3Pro Plug and Play for Ford Mustang 1996-1998
Regular price
$1,499.00
MS3Pro Plug and Play for 03-04 Ford Mustang SVT Terminator Cobra
Regular price
$1,499.00
MS3Pro Plug and Play for 99-04 V8 Mustang GT / Cobra / Mach1
Regular price
$1,499.00
MegaSquirt Relay Cable
Regular price
$109.00
MicroSquirt CAN Transmission Controller with 4L60E Subharness
Regular price
$499.00
MicroSquirt CAN Transmission Controller with 4L80E Subharness
Regular price
$499.00
MS3Pro Ultimate Standalone w/ LSX drop in Harness
Regular price
$2,099.00
MS3Pro EVO Standalone EMS - ECU only
Regular price
$1,299.00
MS3Pro Ultimate Standalone EMS - ECU only
Regular price
$1,499.00