TBI Unit Overhaul Includes: Full service of TBI injectors, which includes; flow before cleaning and flow after, as well as new O rings and filter. Also included is a new regulator, gaskets and rebushing of throttle shaft, if needed. GM "CPI" vortec V6 $213.50 per unit refundable $60 Core

GM "SEFI" vortec V6 $213.50 per unit refundable $60.00 core

GM "SEFI" vortec V8 $213.50 per unit refundable $60.00 core

CPI Regulator $49.99 with refundable $20 core SEFI Regulator

$49.99 with refundable $20 core Mechanical Injector (Ball Style)

$13.50 Mechanical Injector (CIS Type) $13.50

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