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"Smart" High Current Output COP Harness
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“Smart” High Current Output COP Harness

BigStuff3
$249.00
"Smart" High Output COP Harness
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“Smart” High Output COP Harness

BigStuff3
$129.00
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Chevrolet EV-1 Fuel Injector Wire Harness

$125.00
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Chevrolet EV-6 Fuel Injector Wire Harness

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Ford EV-1 Fuel Injector Wire Harness

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Ford EV-6 Fuel Injector Wire Harness

$125.00
GEN3-to-GEN4 16 Injector Upgrade Kit
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GEN3-to-GEN4 16 Injector Upgrade Kit

BigStuff3
$69.00
GEN4 CAN-EGT 8 Channel Module8-Ch BIG BAND Module - (8) Channel CAN EGT Module for use with GEN4 EGT CAN / BSEFI Installed CAN Wiring
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GEN4 CAN-EGT 8 Channel Module8-Ch BIG BAND Module – (8) Channel CAN EGT Module for use with GEN4 EGT CAN / BSEFI Installed CAN Wiring

BigStuff3
$650.00
GEN4 CAN-EGT Wiring Harness
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GEN4 CAN-EGT Wiring Harness

$345.00
GEN4 PRO XTREME - GEN3-to-GEN4 LSU4.2-to-LSU4.9 WBO2 Adapter Kit
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GEN4 PRO XTREME – GEN3-to-GEN4 LSU4.2-to-LSU4.9 WBO2 Adapter Kit

BigStuff3
$79.00
GEN4 PRO XTREME - GEN4 OFU Hardware Kit - BOOST (Includes Wire Harness, Sensor and CO2 Block)
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GEN4 PRO XTREME – GEN4 OFU Hardware Kit – BOOST (Includes Wire Harness, Sensor and CO2 Block)

BigStuff3
$379.00
GEN4 PRO XTREME - GEN4 OFU Harness Kit - 4L60E / 4L80E
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GEN4 PRO XTREME – GEN4 OFU Harness Kit – 4L60E / 4L80E

BigStuff3
$269.00
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🤩 Still can't get enough of Don Meziere's eye-c 🤩 Still can't get enough of Don Meziere's eye-catching Top Sportsman 'Vette... that #BigStuffTPM decal looks so good right up front!
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🤝 Our support team is here for you, 24/7/365 be 🤝 Our support team is here for you, 24/7/365 because we want to see YOU win with #BigStuffTPM!
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😲 Check out this sick Rockn Roll sand drags 4×4 😲 Check out this sick Rockn Roll sand drags 4x4, controlled by a #BigStuffTPM ECU! 
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About BigStuff TPM

BigStuff is a Michigan-based company focused on the design, manufacture, and marketing of state-of-the-art electronic engine and powertrain controllers for the performance aftermarket.

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🗓️ ONE MONTH until the #bigstufftpm PDRA Racing North vs South Shootout! Will YOU be there? … See MoreSee Less

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