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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

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

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Home BigStuff Gen4 ProXtreme Big Band Modules

4-Ch BIG BAND Module & Harness Kit – w/o LSU4.9 WBO2 Sensors or Type-K Thermocouples

$999.00

Without LSU4.9 WBO2 Sensors or Type-K Thermocouples. The Big Band expansion modules offer expanded data logging capability of EGT thermocouples and additional LSU4.9 oxygen sensors.

SKU: BS4-004-001
Categories: All BigStuff Products, Big Band Modules
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Description
Additional information

Without LSU4.9 WBO2 Sensors or Type-K Thermocouples

The Big Band expansion modules offer expanded data logging capability of EGT thermocouples and additional LSU4.9 oxygen sensors.

By running the Big Band expansion modules, you will have the ability to read additional oxygen sensors and run them in closed loop per cylinder control. Thermocouple sensors will be read and temperature safeties can be configured to allow additional fuel when needed or shut the fuel injector off completely to save the engine when being used as EGT’s In order to use the Big Band expansion module you will need the dyno router kit as the controller CAN network is a 100mb ethernet connection.

This kit will allow up to 4 additional EGT and oxygen sensors to be read.

Parts Included: One Big Band Controller, One wiring harness, One ethernet cable

Weight 15 lbs
Dimensions 16 × 10 × 5 in

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😤 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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