Products > Fuel & Air > EFI Programmers > Daytona Twin Tec TCFI Gen 4 Auto-Tune Fuel Injection Controller (VRFI4-KIT)

Daytona Twin Tec TCFI Gen 4 Auto-Tune Fuel Injection Controller (VRFI4-KIT)

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RETAIL: $799.95
YOU SAVE: $79.99 (10%)


Simultaneously auto-tune fuel curves for front and rear cylinders under actual riding conditions with WEGO IIID dual-channel wide-band oxygen sensor interface Fully programmable plug-in replacement for 36-pin Delphicontroller with J1850 data bus Robust alpha-N (throttle position and RPM based) fuel control eliminates problems with long-duration/highoverlap camshafts Powerful Windows software for custom programming and data analysis Full support for J1850 data bus used for communications with turn signal/security module (TSM/TSSM) and instrument cluster on 04-13 models Support for new 6th gear indicator on 07-13 models Extended data logging and diagnostics; DataFLASH memory stores full 60 minutes of operating data at 10 samples/second. Programmable user input and output Billet aluminum housing with black anodized finish Easy plug-in installation All outputs protected against short circuits Supports all sensors including theft/security module Includes TCFI Gen 4 plug-in fuel injection controller, USB interface for PC link, software, WEGO IIID dual-channel wide-band exhaust gas oxygen sensor interface, two Bosch LSU 4.2 wide-band exhaust gas oxygen sensors, and two 18 x 1.5mm weld nuts for exhaust pipes Made in the USA This product may not be legal for sale or use in California or in other localities due to state and/or federal anti-tampering laws. NOTE: Not legal for sale or use on pollution-controlled vehicles


This product is labeled to fit with the following vehicles:
Stock photo shown, actual item may vary by model.

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While universal products are designed to fit a range of vehicles they may not fit all vehicles. If you are unsure of the fit we recommend posting a question on the ThumperTalk forums or contacting the manufacturer before ordering.