FiTech’s Retro Port LS Systems deliver modern port-style EFI performance with the timeless look of a carbureted intake.
Designed for LS builders who want clean drivability without giving up a classic under-hood style, these systems are the perfect
choice for muscle cars, hot rods, and vintage-style engine bays.
Complete port-style EFI system includes ECU, harness, fuel
rails, injectors, and sensors
Supports engines up to 1000 HP, with multiple options to
match your build
High-quality fuel rails and injectors included for consistent
delivery under pressure
Available with or without transmission control for
4L60E/4L65E/4L70E/4L80/4L85E applications
LS3 KITS
LS3 KITS
RETRO PORT
RETRO PORTLS1 KITS
LS1 KITS
Includes wideband O2, MAP, IAT, CTS, TPS, and IAC sensors
Supports return or returnless fuel systems
Supports LS3, LS9, LSA, L92 rectangle port LS engines
Sleek, modern design with minimal wiring and a clean engine
bay appearance
Black and Gold throttle body finishes available
WARNING: Cancer or Reproductive Harm
www.P65warnings.ca.gov
                                                                                 Not legal for use on Emissions Controlled Vehicles. 
Check with your local DMV, emissions testing facility or applicable State laws before installing. 
Emission Controlled Vehicle Information: 
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