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Click HERE to Shop BigStuff Gen4 ProXtreme EFI Systems

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

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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
$225.00
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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  • Harness & Hardware Kit - Secondary NTK WBO2 for Methanol

    Harness & Hardware Kit - Secondary NTK WBO2 for Methanol

    $239.00 – $1,595.00Price range: $239.00 through $1,595.00
  • GEN4 PRO XTREME - MWH & IWH Kit - 5.0L COYOTE & EV1

    GEN4 PRO XTREME - MWH & IWH Kit - 5.0L COYOTE & EV1

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BigStuff EFI – GEN 3 & 4 ECU Sales & Support. Order online at BigStuff3.com.

💪 On only its 4th full hit with slicks and riding 💪 On only its 4th full hit with slicks and riding the traction control from 2.8 to 3.8s, Rob Zarcone's #BigStuffTPM Gen4 Pro Xtreme-controlled PDRA Pro Street Camaro still went 4.18 @ 190! Next up, some adjustments to the 4-link for further refinement.

#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
👏 NO COST software updates 👏 Because we want to se 👏 NO COST software updates 👏 Because we want to see you WIN with #BigStuffTPM.
#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
💻 Tech Tip Tuesday – #BigStuffTPM Gen4 Pro Xtreme 💻 Tech Tip Tuesday - #BigStuffTPM Gen4 Pro Xtreme Dwell Rev-Limiter Reduction: learn from the expert himself, owner Ben Davidow!
🫡 This thing is FLYING! Great work by Tim Hudson a 🫡 This thing is FLYING! Great work by Tim Hudson and Dylan Hudson - their #BigStuffTPM-controlled Bennett Racing Engines small block Ford is definitely going to put some guys on the trailer!
📸🏆 Want a winner's circle photo collection of your 📸🏆 Want a winner's circle photo collection of your own? Let's talk!

We’re blessed to work with so many great teams like @laflamaz's. They're a well-oiled machine that bracket races a Pro Mod and consistently comes out on top! Bryan uses our latest #BigStuffTPM firmware every time we make a change, so new users can be confident that it wins even in one of the toughest classes on the planet. 

If you have any questions or want to see how a BigStuff GEN4 system can improve your program, email us at support@bigstufftpm.com!

#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
🏆🥇 It's been an absolutely BRILLIANT season for KS 🏆🥇 It's been an absolutely BRILLIANT season for KSR Racing's Jonathan Allegrucci and his #BigStuffTPM Gen4 Pro Xtreme-controlled Cobra Jet! Congratulations to the team on the WIN and the 2026 @nhra Factory Stock Showdown season CHAMPIONSHIP!
READ MORE 🔗 https://www.nhra.com/news/2026/champ-fss

#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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💪 On only its 4th full hit with slicks and riding the traction control from 2.8 to 3.8s, Rob Zarcone�#BigStuffTPMffTPM Gen4 Pro Xtreme-controlled PDRA Pro Street Camaro still went 4.18 @ 190! Next up, some adjustments to the 4-link for further refinement. …

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