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Click HERE to Shop BigStuff Gen4 ProXtreme EFI Systems

Get On-Site & Remote Tuning Services from Our Authorized Dealers

Tech Info, Downloads, & More

Click HERE to Shop BigStuff Gen4 ProXtreme EFI Systems

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"Smart" High Output Coils
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“Smart” High Output Coils

BigStuff TPM
$515.00 – $650.00Price range: $515.00 through $650.00
(4) EGT Type-K Thermocouple Kit
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(4) EGT Type-K Thermocouple Kit

BigStuff TPM
$420.00
(8) EGT Type-K Thermocouple Kit
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(8) EGT Type-K Thermocouple Kit

$840.00
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4 Channel Ignition Coil Driver Module

BigStuff TPM
$199.00
5/16" Driveshaft Sensor, HED Dealer/Jobber Net
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5/16″ Driveshaft Sensor, HED Dealer/Jobber Net

BigStuff TPM
$195.00
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

BigStuff TPM
$650.00
GEN4 PRO XTREME - 1/4" Type-K Thermocouple for BIG BAND Module
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GEN4 PRO XTREME – 1/4″ Type-K Thermocouple for BIG BAND Module

BigStuff TPM
$105.00
GEN4 PRO XTREME - BOSCH LSU4.9 WBO2 Sensor
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GEN4 PRO XTREME – BOSCH LSU4.9 WBO2 Sensor

Bosch
$115.00
GEN4 PRO XTREME - Cinch Terminal Removal Kit (for removing & relocating GEN3 ECU harness terminals to be compatible with GEN4 ECU)
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GEN4 PRO XTREME – Cinch Terminal Removal Kit (for removing & relocating GEN3 ECU harness terminals to be compatible with GEN4 ECU)

BigStuff TPM
$100.00
GEN4 PRO XTREME - GEN4 SFU Harness & H/W Kit - Touch Screen Dash
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GEN4 PRO XTREME – GEN4 SFU Harness & H/W Kit – Touch Screen Dash

BigStuff TPM
$599.00 – $1,399.00Price range: $599.00 through $1,399.00
GEN4 PRO XTREME - NTK WBO2 Sensor for Methanol
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GEN4 PRO XTREME – NTK WBO2 Sensor for Methanol

BigStuff TPM
$699.00
Loop Research Ride Height & Track Temperature Sensor
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Loop Research Ride Height & Track Temperature Sensor

BigStuff TPM
$700.00 – $725.00Price range: $700.00 through $725.00
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BigStuff EFI – GEN 3 & 4 ECU Sales & Support. Order online at BigStuff3.com.

💻 Tech Tip Tuesday – #BigStuffTPM Gen4 Pro Xtreme 💻 Tech Tip Tuesday - #BigStuffTPM Gen4 Pro Xtreme Test Modes: learn from the expert himself, owner Ben Davidow!
😤 These men are on a mission, and we're proud that 😤 These men are on a mission, and we're proud that our #BigStuffTPM Gen4 Pro Xtreme ECU is helping them get it done! Congratulations, Bryan @laflamaz & @bryanmetzenheim!

🗣️💬 @pdraracing: Bryan LaFlam grabs his first Racing Performance Motorcoaches #1 Qualifier bonus in MagnaFuel Products Inc. Top Sportsman of the 2026 Red Line Synthetic Oil PDRA Drag Racing Series season at the PDRA North vs. South Shootout at Maryland International Raceway.
LaFlam took his supercharged '67 Mustang to a 3.776 elapsed time at over 194 miles per hour to take top qualifying honors, outlasting two nitrous cars in Jamie Fowler and Bruce Thrift. 

#BigStuffEFI #GoBIGorGoHome #TotalPowerManagement #BigStuff3 #BigStuff3EFI #BS3EFI #EFItuning #ProMod #ProModified #NHRA #dragracing #bigtire #smalltire #radialracing #enginemagenement #fuelinjection #EFIsystem #EFI #bigblock #smallblock #hotrod #streetstrip #dragndrive #draganddrive #PDRA #ProStock #Topsportsman #MMPS
💪 If you want success, you have to work for it–an 💪 If you want success, you have to work for it--and no one works harder than #BigStuffTPM racer @bangerbob!

🗣️💬 Quick stop at @greatlakesdragaway to dial in new injectors. Courtesy of Nick @streetcarshenanigans and @bigstufftpm 
(And a late night snack) 

#BigStuffEFI #GoBIGorGoHome #TotalPowerManagement #BigStuff3 #BigStuff3EFI #BS3EFI #EFItuning #ProMod #ProModified #NHRA #dragracing #bigtire #smalltire #radialracing #enginemagenement #fuelinjection #EFIsystem #EFI #bigblock #smallblock #hotrod #streetstrip #dragndrive #draganddrive #PDRA #ProStock #Topsportsman #MMPS
🔥 @btdupont has built an absolutely exquisite exam 🔥 @btdupont has built an absolutely exquisite example of hot rodding perfection—and his '55 runs a #BigStuffTPM ECU!
🚨 Another badass #BigStuffTPM build in the works, 🚨 Another badass #BigStuffTPM build in the works, from none other than @dezdyno! 💪 

🗣️💬 Small Block Ford warming up with American Forced Induction AFX-94R. Hope to see this one making some laps soon.

#BigStuffEFI #GoBIGorGoHome #TotalPowerManagement #BigStuff3 #BigStuff3EFI #BS3EFI #EFItuning #ProMod #ProModified #NHRA #dragracing #bigtire #smalltire #radialracing #enginemagenement #fuelinjection #EFIsystem #EFI #bigblock #smallblock #hotrod #streetstrip #dragndrive #draganddrive #PDRA #ProStock #Topsportsman #MMPS
☎️ Got questions? Struggling to set something up? ☎️ Got questions? Struggling to set something up? We got you!! #BigStuffTPM offers unparalleled FREE 24/7/365 customer support!

#BigStuffEFI #GoBIGorGoHome #TotalPowerManagement #BigStuff3 #BigStuff3EFI #BS3EFI #EFItuning #ProMod #ProModified #NHRA #dragracing #bigtire #smalltire #radialracing #enginemagenement #fuelinjection #EFIsystem #EFI #bigblock #smallblock #hotrod #streetstrip #dragndrive #draganddrive #PDRA #ProStock #Topsportsman #MMPS
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BigStuff is an American-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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2 days ago

BigStuff TPM
😤 These men are on a mission, and we're proud that our #BigStuffTPM Gen4 Pro Xtreme ECU is helping them get it done! Congratulations, Bryan LaFlam & Bryan Metzenheim!Bryan LaFlam grabs his first Racing Performance Motorcoaches #1 Qualifier bonus in MagnaFuel Products Inc. Top Sportsman of the 2026 Red Line Synthetic Oil PDRA Drag Racing Series season at the PDRA North vs. South Shootout at Maryland International Raceway.LaFlam took his supercharged '67 Mustang to a 3.776 elapsed time at over 194 miles per hour to take top qualifying honors, outlasting two nitrous cars in Jamie Fowler and Bruce Thrift. … See MoreSee Less

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